| Name | Gender | Categories | |
|---|
| Jonathan Majors | m | Notable Actors and Entertainers |  |
| Lee Majors | m | Notable Actors and Entertainers | |
| Roy Makaay | m | Notable Athletes | |
| Miriam "Mama Africa" Makeba | f | Notable Musicians | |
| Harry Makepeace | f | Fictional Characters from Television | |
| Tyrell Malacia | m | Notable Athletes | |
| Patrick Malahide | m | Notable Actors and Entertainers | |
| Michael Malarkey | m | Notable Actors and Entertainers, Notable Musicians | |
| Maleficent | f | Fictional Characters from Movies | |
| Donyell Malen | m | Notable Athletes | |
| Josh Malerman | m | Notable Writers | |
| Wendie Malick | f | Notable Actors and Entertainers | |
| Art Malik | m | Notable Actors and Entertainers | |
| Zayn Malik | m | Notable Musicians | |
| Joshua Malina | m | Notable Actors and Entertainers | |
| Donald "Ducky" Mallard | m | Fictional Characters from Television | |
| Yngwie Malmsteen | m | Notable Musicians | |
| Jack Malone | m | Fictional Characters from Television | |
| Jena Malone | f | Notable Actors and Entertainers | |
| Kevin Malone | m | Fictional Characters from Television | |
| Sam Malone | m | Fictional Characters from Television | |
| Valerie Malone | f | Fictional Characters from Television | |
| Rose Malouf | f | Fictional Characters from Television | |
| Dave Malucci | m | Fictional Characters from Television | |
| Maluma | m | Notable Musicians | |
| Zosia Mamet | f | Notable Actors and Entertainers | |
| Asqar Mamin | m | Other Leaders | |
| Novruz Mammadov | m | Other Leaders | |
| Mark Mancina | m | Notable Musicians | |
| Henry Mancini | m | Grammy Award Winners, Notable Musicians | |
| Howie Mandel | m | Notable Actors and Entertainers | |
| Johnny Mandel | m | Notable Musicians | |
| Janet Mander | f | Fictional Characters from Television | |
| Kate Manfredi | f | Fictional Characters from Television | |
| James Mangold | m | Notable Filmmakers | |
| Joe Mangus | m | Fictional Characters from Television | |
| Camryn Manheim | f | Notable Actors and Entertainers | |
| Barry Manilow | m | Notable Musicians | |
| Rizwan Manji | m | Notable Actors and Entertainers | |
| Henning Mankell | m | Notable Writers | |
| Michael Manley | m | Other Leaders | |
| Norman Manley | m | Other Leaders | |
| Gabriel Mann | m | Notable Actors and Entertainers | |
| Leslie Mann | f | Notable Actors and Entertainers | |
| Thomas Mann | m | Notable Actors and Entertainers | |
| Carl Gustaf Emil Mannerheim | m | Finnish Presidents and Prime Ministers, Notable Military Figures | |
| Bobby Manning | m | Fictional Characters from Television | |
| Carly Manning | f | Fictional Characters from Television | |
| Chelsea Manning | f | Notable Activists and Revolutionaries | |
| Curtis Manning | m | Fictional Characters from Television | |
| Grace Manning | f | Fictional Characters from Television | |
| Jake Manning | m | Fictional Characters from Television | |
| Lily Manning | f | Fictional Characters from Television | |
| Zoe Manning | f | Fictional Characters from Television | |
| Jack Mannion | m | Fictional Characters from Television | |
| Sivert Mannsverk | m | Notable Athletes | |
| Dinah Manoff | f | Notable Actors and Entertainers | |
| Aspasia Manou | f | Other Royalty | |
| Sicco Mansholt | m | Notable Politicians and Statespeople | |
| Shirley Manson | f | Notable Actors and Entertainers, Notable Musicians | |
| Joe Mantell | m | Notable Actors and Entertainers | |
| Oskari Mantere | m | Finnish Presidents and Prime Ministers | |
| Robert Mapplethorpe | m | Notable Artists | |
| Rooney Mara | f | Notable Actors and Entertainers | |
| Lee Maracle | f | Notable Writers | |
| Vanessa Marano | f | Notable Actors and Entertainers | |
| Anthony Marantino | m | Fictional Characters from Television | |
| Marceline the Vampire Queen | f | Fictional Characters from Television | |
| Joseph Marcell | m | Notable Actors and Entertainers | |
| Marcella of Alexandria | f | Saints | |
| Julie March | f | Fictional Characters from Television | |
| Stephanie March | f | Notable Actors and Entertainers | |
| Colette Marchand | f | Notable Actors and Entertainers | |
| Yevhen Marchuk | m | Other Leaders | |
| Marcia of Campania | f | Saints | |
| Marcian of Egypt | m | Saints | |
| Vanessa Marcil | f | Notable Actors and Entertainers | |
| Kazimierz Marcinkiewicz | m | Polish Presidents and Prime Ministers | |
| Donna Marco | f | Fictional Characters from Television | |
| Mardarius of Sebaste | m | Saints | |
| Mares | m | Saints | |
| Antoine Marfan | m | Notable Scientists and Inventors | |
| Margarete Sophie of Austria | f | Other Royalty | |
| Margaretha of Sweden | f | Other Royalty | |
| Margaretha of Sweden | f | Other Royalty | |
| Margarethe of Prussia | f | Other Royalty | |
| Margarita of Bourbon-Parma | f | Other Royalty | |
| Margarita of Greece and Denmark | f | Other Royalty | |
| Margherita of Savoy | f | Other Royalty | |
| Janet Margolin | f | Notable Actors and Entertainers | |
| Miriam Margolyes | f | Notable Actors and Entertainers | |
| Margrethe of Denmark | f | Other Royalty | |
| Margriet of the Netherlands | f | Other Royalty | |
| Giorgi Margvelashvili | m | Georgian Presidents and Prime Ministers | |
| Maria Alexandrovna of Russia | f | Other Royalty | |
| Maria Anna of Austria | f | Other Royalty | |
| Maria Annunziata of Austria | f | Other Royalty | |
| Maria Anunciata of Liechtenstein | f | Other Royalty | |
| Maria Beatrice of Savoy | f | Other Royalty | |
| Maria Clotilde of Savoy | f | Other Royalty | |
| María de San José | f | Saints | |
| Maria Feodorovna of Russia | f | Other Royalty | |
| Maria Francesca of Savoy | f | Other Royalty | |
| Maria Gabriella of Savoy | f | Other Royalty | |
| Maria Mikhailovna of Russia | f | Other Royalty | |
| Maria Nikolaevna of Russia | f | Other Royalty, Saints | |
| Maria Nikolaevna of Russia | f | Other Royalty | |
| Maria of Greece and Denmark | f | Other Royalty | |
| Maria of Romania | f | Other Royalty | |
| Maria of Yugoslavia | f | Other Royalty | |
| Maria Pavlovna of Russia | f | Other Royalty | |
| Maria Pavlovna of Russia | f | Other Royalty | |
| Maria Pia of Savoy | f | Other Royalty | |
| Maria Pia of Savoy | f | Other Royalty | |
| Mariabus | m | Saints | |
| María de la Purísima of the Cross | f | Saints | |
| Marianne of the Netherlands | f | Other Royalty | |
| Jess Mariano | m | Fictional Characters from Television | |
| Xolo Maridueña | m | Notable Actors and Entertainers | |
| Marie Astrid of Liechtenstein | f | Other Royalty | |
| Marie Caroline of Liechtenstein | f | Other Royalty | |
| Marie N | f | Eurovision Song Contest Winners, Notable Musicians | |
| Marie of Prussia | f | Other Royalty | |
| Marie of Prussia | f | Other Royalty | |
| Marie of Romania | f | Other Royalty | |
| Marie Valerie of Austria | f | Other Royalty | |
| Marie-Christine of Belgium | f | Other Royalty | |
| Marie-Esméralda of Belgium | f | Other Royalty | |
| Marie-José of Belgium | f | Other Royalty | |
| Constance Marie | f | Notable Actors and Entertainers | |
| Victor Marijnen | m | Dutch Prime Ministers | |
| Jan Marijnissen | m | Notable Politicians and Statespeople | |
| Lilian Marijnissen | f | Notable Politicians and Statespeople | |
| Marilène of Orange-Nassau | f | Other Royalty | |
| Marina of Greece and Denmark | f | Other Royalty | |
| Marina the Monk | f | Saints | |
| Gilles Marini | m | Notable Actors and Entertainers | |
| Andrea Marino | f | Fictional Characters from Television | |
| Fania Marinoff | f | Notable Actors and Entertainers | |
| Ulukbek Maripov | m | Other Leaders | |
| Ernst Marischka | m | Notable Filmmakers | |
| Marius | m | Saints | |
| Marius | m | Fictional Characters from Movies, Fictional Characters from Plays and Musicals | |
| Mark II | m | Coptic Popes and Patriarchs of Alexandria | |
| Mark III | m | Coptic Popes and Patriarchs of Alexandria | |
| Mark IV | m | Coptic Popes and Patriarchs of Alexandria | |
| Mark V | m | Coptic Popes and Patriarchs of Alexandria | |
| Mark VI | m | Coptic Popes and Patriarchs of Alexandria | |
| Mark VII | m | Coptic Popes and Patriarchs of Alexandria | |
| Mark VIII | m | Coptic Popes and Patriarchs of Alexandria | |
| Ilene Markham | f | Fictional Characters from Television | |
| Lydia Markham | f | Fictional Characters from Television | |
| Monte Markham | m | Notable Actors and Entertainers | |
| Markianos I | m | Coptic Popes and Patriarchs of Alexandria | |
| Duško Marković | m | Other Leaders | |
| Jerry Markovic | m | Fictional Characters from Television | |
| Hannah Marks | f | Notable Actors and Entertainers, Notable Filmmakers | |
| Leo Markus | m | Fictional Characters from Television | |
| John Marley | m | Notable Actors and Entertainers | |
| Laura Marling | f | Notable Musicians | |
| Leslie Marmon Silko | f | Notable Writers | |
| Jackie Marone | f | Fictional Characters from Television | |
| Massimo Marone | m | Fictional Characters from Television | |
| Nick Marone | m | Fictional Characters from Television | |
| Ross Marquand | m | Notable Actors and Entertainers | |
| Chris Marquette | m | Notable Actors and Entertainers | |
| Dora Márquez | f | Fictional Characters from Television | |
| Ethel "Chuny" Márquez | f | Fictional Characters from Television | |
| Ingrid Marr | f | Fictional Characters from Television | |
| José Manuel Marroquín | m | Other Leaders | |
| Tracy "Ice-T" Marrow | m | Notable Actors and Entertainers, Notable Musicians | |
| Franklin Clarence Mars | m | Notable Businesspeople | |
| Keith Mars | m | Fictional Characters from Television | |
| Eddie Marsan | m | Notable Actors and Entertainers | |
| Faye Marsay | f | Notable Actors and Entertainers | |
| Bernie Marsden | m | Notable Musicians | |
| James Marsden | m | Notable Actors and Entertainers | |
| Roy Marsden | m | Notable Actors and Entertainers | |
| Caren Marsh Doll | f | Notable Actors and Entertainers | |
| Kym Marsh | f | Notable Actors and Entertainers, Notable Musicians | |
| Mae Marsh | f | Notable Actors and Entertainers | |
| Randy Marsh | m | Fictional Characters from Television | |
| Sharon Marsh | f | Fictional Characters from Television | |
| Shelly Marsh | f | Fictional Characters from Television | |
| Stan Marsh | m | Fictional Characters from Television | |
| Alex Marshall | m | Fictional Characters from Television | |
| Brenda Marshall | f | Notable Actors and Entertainers | |
| Herbert Marshall | m | Notable Actors and Entertainers | |
| Jack Marshall | m | New Zealand Prime Ministers | |
| J. Howard Marshall | m | Notable Businesspeople | |
| Logan Marshall-Green | m | Notable Actors and Entertainers | |
| Penny Marshall | f | Notable Actors and Entertainers, Notable Filmmakers | |
| Peter Marshall | m | Notable Actors and Entertainers | |
| Thomas R. Marshall | m | Notable Politicians and Statespeople | |
| James Marsters | m | Notable Actors and Entertainers | |
| Callie Martel | f | Fictional Characters from Television | |
| Jaeden Martell | m | Notable Actors and Entertainers | |
| Lieke Martens | f | Notable Athletes | |
| Märtha of Sweden | f | Other Royalty | |
| Martialis of Africa | m | Saints | |
| Angela Martin | f | Fictional Characters from Television | |
| Angela Martin | f | Fictional Characters from Television | |
| Anne-Marie Martin | f | Notable Actors and Entertainers | |
| David "Whip" Martin | m | Fictional Characters from Television | |
| Donna Martin | f | Fictional Characters from Television | |
| Frank Martin | m | Fictional Characters from Television | |
| Helen Martin | f | Notable Actors and Entertainers | |
| Jesse L. Martin | m | Notable Actors and Entertainers | |
| Jude Martin | f | Fictional Characters from Television | |
| Kellie Martin | f | Notable Actors and Entertainers | |
| Linda Martin | f | Eurovision Song Contest Winners, Notable Musicians | |
| Madeleine Martin | f | Notable Actors and Entertainers | |
| Marsai Martin | f | Notable Actors and Entertainers | |
| Mary Martin | f | Notable Actors and Entertainers | |
| Meaghan Martin | f | Notable Actors and Entertainers | |
| Mícheál Martin | m | Irish Presidents and Prime Ministers | |
| Pamela Sue Martin | f | Notable Actors and Entertainers | |
| Ricky Martin | m | Notable Musicians | |
| Stacy Martin | f | Notable Actors and Entertainers | |
| Stuart Martin | m | Notable Actors and Entertainers | |
| Tony Martin | m | Notable Actors and Entertainers, Notable Musicians | |
| Margo Martindale | f | Notable Actors and Entertainers | |
| Wink Martindale | m | Notable Actors and Entertainers | |
| Elsa Martinelli | f | Notable Actors and Entertainers | |
| Ricardo Martinelli | m | Other Leaders | |
| A Martínez | m | Notable Actors and Entertainers | |
| Benito "Bad Bunny" Martínez Ocasio | m | Notable Musicians | |
| James Martinez | m | Fictional Characters from Television | |
| Lautaro Martínez | m | Notable Athletes | |
| Natalie Martinez | f | Notable Actors and Entertainers | |
| Oscar Martinez | m | Fictional Characters from Television | |
| Al Martino | m | Notable Musicians | |
| Quenten Martinus | m | Notable Athletes | |
| Maruthas | m | Saints | |
| Richard Marx | m | Notable Musicians | |
| Mary of Egypt | f | Saints | |
| Mary of Teck | f | Other Royalty | |
| Mary, Princess Royal | f | Other Royalty | |
| Moncef Marzouki | m | Other Leaders | |
| Ando Masahashi | m | Fictional Characters from Television | |
| Peer Mascini | m | Notable Actors and Entertainers | |
| Joseph Mascolo | m | Notable Actors and Entertainers | |
| Vitaliy Masol | m | Other Leaders | |
| Mason | m | Fictional Characters from Movies, Fictional Characters from Television | |
| George Mason | m | Fictional Characters from Television | |
| James Mason | m | Notable Actors and Entertainers | |
| Leo Mason | m | Fictional Characters from Television | |
| Marsha Mason | f | Notable Actors and Entertainers | |
| Mercedes Mason | f | Notable Actors and Entertainers | |
| Rosemary Mason | f | Fictional Characters from Television | |
| Sandra Mason | f | Other Leaders | |
| Taher Masri | m | Jordanian Prime Ministers | |
| Chandler Massey | m | Notable Actors and Entertainers | |
| Daniel Massey | m | Notable Actors and Entertainers | |
| Ilona Massey | f | Notable Actors and Entertainers | |
| Kyle Massey | m | Notable Actors and Entertainers | |
| Raymond Massey | m | Notable Actors and Entertainers | |
| William Massey | m | New Zealand Prime Ministers | |
| Massiel | f | Eurovision Song Contest Winners, Notable Musicians | |
| Quinten Massijs | m | Notable Artists | |
| Rie Mastenbroek | f | Notable Athletes, Olympic Medalists | |
| Martha M. Masters | f | Fictional Characters from Television | |
| Alanna Masterson | f | Notable Actors and Entertainers | |
| Christopher Masterson | m | Notable Actors and Entertainers | |
| Danny Masterson | m | Notable Actors and Entertainers | |
| Jordan Masterson | m | Notable Actors and Entertainers | |
| Mary Stuart Masterson | f | Notable Actors and Entertainers | |
| Mary Elizabeth Mastrantonio | f | Notable Actors and Entertainers | |
| Chiara Mastroianni | f | Notable Actors and Entertainers | |
| Richard Masur | m | Notable Actors and Entertainers | |
| Heather Matarazzo | f | Notable Actors and Entertainers | |
| Maysa Matarazzo | f | Notable Musicians | |
| Kari Matchett | f | Notable Actors and Entertainers | |
| Tim Matheson | m | Notable Actors and Entertainers | |
| Joris Mathijsen | m | Notable Athletes | |
| Johnny Mathis | m | Notable Musicians | |
| Ben Matlock | m | Fictional Characters from Television | |
| Charlene Matlock | f | Fictional Characters from Television | |
| Igor Matovič | m | Other Leaders | |
| Matrona of Ancyra | f | Saints | |
| Matronian of Milan | m | Saints | |
| Randy "Doc" Matsuda | m | Fictional Characters from Television | |
| Niall Matter | m | Notable Actors and Entertainers | |
| Faidon Mattheou | m | Notable Athletes | |
| Matthew I | m | Coptic Popes and Patriarchs of Alexandria | |
| Matthew II | m | Coptic Popes and Patriarchs of Alexandria | |
| Matthew III | m | Coptic Popes and Patriarchs of Alexandria | |
| Matthew IV | m | Coptic Popes and Patriarchs of Alexandria | |
| Alan Matthews | m | Fictional Characters from Television | |
| Amy Matthews | f | Fictional Characters from Television | |
| Cory Matthews | m | Fictional Characters from Television | |
| Eric Matthews | m | Fictional Characters from Television | |
| Josh Matthews | m | Fictional Characters from Television | |
| Morgan Matthews | f | Fictional Characters from Television | |
| Paige Matthews | f | Fictional Characters from Television | |
| Wade Matthews | m | Fictional Characters from Television | |
| Margriet Matthijsse | f | Olympic Medalists | |
| Allie Matts | f | Fictional Characters from Television | |
| Kim Matula | f | Notable Actors and Entertainers | |
| Victor Mature | m | Notable Actors and Entertainers | |
| Nava Mau | f | Notable Actors and Entertainers | |
| Maud of Wales | f | Other Royalty | |
| W. Somerset Maugham | m | Notable Writers | |
| Carmen Maura | f | Notable Actors and Entertainers | |
| Maurane | f | Notable Musicians | |
| Ueli Maurer | m | Swiss Presidents | |
| Maurits of Orange-Nassau | m | Other Royalty | |
| Antonia Maury | f | Notable Scientists and Inventors | |
| Freya Mavor | f | Notable Actors and Entertainers | |
| Ava Max | f | Notable Musicians | |
| Maximilian Eugen of Austria | m | Other Royalty | |
| Maximilian I of Mexico | m | Other Royalty | |
| Maximilian of Liechtenstein | m | Other Royalty | |
| Maximus | m | Saints | |
| Ian Maxtone-Graham | m | Fictional Characters from Television | |
| Jan Maxwell | f | Notable Actors and Entertainers | |
| Marilyn Maxwell | f | Notable Actors and Entertainers | |
| Brian May | m | Notable Musicians, Rock and Roll Hall-of-Famers | |
| Elaine May | f | Notable Actors and Entertainers, Notable Filmmakers, Tony Award Winners | |
| James May | m | Notable Actors and Entertainers | |
| Rik Mayall | m | Notable Actors and Entertainers | |
| Julie Mayer | f | Fictional Characters from Television | |
| Karl Mayer | m | Fictional Characters from Television | |
| Rupert Mayer | m | Saints | |
| Susan Mayer | f | Fictional Characters from Television | |
| Rakim "ASAP Rocky" Mayers | m | Notable Musicians | |
| Adam Mayfair | m | Fictional Characters from Television | |
| Dylan Mayfair | f | Fictional Characters from Television | |
| Katherine Mayfair | f | Fictional Characters from Television | |
| Peter Mayhew | m | Notable Actors and Entertainers | |
| Virginia Mayo | f | Notable Actors and Entertainers | |
| Jayma Mays | f | Notable Actors and Entertainers | |
| Jefferson Mays | m | Notable Actors and Entertainers, Tony Award Winners | |
| Antoine Mazairac | m | Olympic Medalists | |
| Debi Mazar | f | Notable Actors and Entertainers | |
| David Mazouz | m | Notable Actors and Entertainers | |
| Tadeusz Mazowiecki | m | Polish Presidents and Prime Ministers | |
| Noussair Mazraoui | m | Notable Athletes | |
| Rosy Mazzacurati | f | Notable Actors and Entertainers | |
| Joseph Mazzello | m | Notable Actors and Entertainers | |
| Pascoal Ranieri Mazzilli | m | Brazilian Presidents | |
| Thabo Mbeki | m | Other Leaders | |
| John McAfee | m | Notable Businesspeople | |
| Mary McAleese | f | Irish Presidents and Prime Ministers | |
| Ray McAnally | m | Notable Actors and Entertainers | |
| Callan McAuliffe | m | Notable Actors and Entertainers | |
| James McAvoy | m | Notable Actors and Entertainers | |
| May McAvoy | f | Notable Actors and Entertainers | |
| Ally McBeal | f | Fictional Characters from Television | |
| Jack McBrayer | m | Notable Actors and Entertainers | |
| Martina McBride | f | Notable Musicians | |
| Melissa McBride | f | Notable Actors and Entertainers | |
| Simon McBurney | m | Notable Actors and Entertainers | |
| Rachel McCabe | f | Fictional Characters from Television | |
| Dan McCafferty | m | Notable Musicians | |
| Anne McCaffrey | f | Notable Writers | |
| James McCaffrey | m | Notable Actors and Entertainers | |
| John McCain | m | Notable Politicians and Statespeople | |
| Kevin McCallister | m | Fictional Characters from Movies | |
| David McCallum | m | Notable Actors and Entertainers | |
| Austin McCann | m | Fictional Characters from Television | |
| Donal McCann | m | Notable Actors and Entertainers | |
| Martin McCann | m | Notable Actors and Entertainers | |
| Rory McCann | m | Notable Actors and Entertainers | |
| Andrew McCarthy | m | Notable Actors and Entertainers | |
| Kevin McCarthy | m | Notable Actors and Entertainers | |
| Peggy McCay | f | Notable Actors and Entertainers | |
| Winsor McCay | m | Notable Artists | |
| China Anne McClain | f | Notable Actors and Entertainers, Notable Musicians | |
| Shauni McClain | f | Fictional Characters from Television | |
| Hayden McClaine | f | Fictional Characters from Television | |
| Zahn McClarnon | m | Notable Actors and Entertainers | |
| Karen McCluskey | f | Fictional Characters from Television | |
| Skye McCole Bartusiak | f | Notable Actors and Entertainers | |
| Heather McComb | f | Notable Actors and Entertainers | |
| Jack McConnell | m | Other Leaders | |
| Mindy McConnell | f | Fictional Characters from Television | |
| Mitch McConnell | m | Notable Politicians and Statespeople | |
| John McCook | m | Notable Actors and Entertainers | |
| Will McCorkle | m | Fictional Characters from Television | |
| Mary McCormack | f | Notable Actors and Entertainers | |
| Patty McCormack | f | Notable Actors and Entertainers | |
| Carolyn McCormick | f | Notable Actors and Entertainers | |
| Kenny McCormick | m | Fictional Characters from Television | |
| Jack McCoy | m | Fictional Characters from Television | |
| Matt McCoy | m | Notable Actors and Entertainers | |
| Sylvester McCoy | m | Notable Actors and Entertainers | |
| Van McCoy | m | Notable Musicians | |
| George McCrae | m | Notable Musicians | |
| Paul McCrane | m | Notable Actors and Entertainers | |
| Joel McCrea | m | Notable Actors and Entertainers | |
| Mindy McCready | f | Notable Musicians | |
| Bear McCreary | m | Notable Musicians | |
| Martine McCutcheon | f | Notable Actors and Entertainers, Notable Musicians | |
| Johnny McDaid | m | Notable Musicians | |
| James McDaniel | m | Notable Actors and Entertainers | |
| Josh McDermitt | m | Notable Actors and Entertainers | |
| Charlie McDermott | m | Notable Actors and Entertainers | |
| Dylan McDermott | m | Notable Actors and Entertainers | |
| Lee McDermott | m | Fictional Characters from Television | |
| Audra McDonald | f | Notable Actors and Entertainers, Tony Award Winners | |
| Christopher McDonald | m | Notable Actors and Entertainers | |
| Lindsey McDonald | m | Fictional Characters from Television | |
| Maurice McDonald | m | Notable Businesspeople | |
| Michael McDonald | m | Notable Actors and Entertainers | |
| Richard McDonald | m | Notable Businesspeople | |
| Ronald "Mac" McDonald | m | Fictional Characters from Television | |
| Thomas McDonell | m | Notable Actors and Entertainers | |
| Neal McDonough | m | Notable Actors and Entertainers | |
| Connie McDowell | f | Fictional Characters from Television | |
| Malcolm McDowell | m | Notable Actors and Entertainers | |
| Michael McElhatton | m | Notable Actors and Entertainers | |
| Rob McElhenney | m | Notable Actors and Entertainers | |
| Natascha McElhone | f | Notable Actors and Entertainers | |
| Dominique McElligott | f | Notable Actors and Entertainers | |
| Geraldine McEwan | f | Notable Actors and Entertainers | |
| Brian McFadden | m | Notable Musicians | |
| Gates McFadden | f | Notable Actors and Entertainers | |
| Jack McFarland | m | Fictional Characters from Television | |
| Paul McGann | m | Notable Actors and Entertainers | |
| Darren McGavin | m | Notable Actors and Entertainers | |
| Tim McGee | m | Fictional Characters from Television | |
| Vonetta McGee | f | Notable Actors and Entertainers | |
| Charlie McGettigan | m | Eurovision Song Contest Winners, Notable Musicians | |
| Bruce McGill | m | Notable Actors and Entertainers | |
| Everett McGill | m | Notable Actors and Entertainers | |
| Kelly McGillis | f | Notable Actors and Entertainers | |
| John C. McGinley | m | Notable Actors and Entertainers | |
| Phyllis McGinley | f | Pulitzer Award Winners | |
| Seán McGinley | m | Notable Actors and Entertainers | |
| Ted McGinley | m | Notable Actors and Entertainers | |
| Patrick McGoohan | m | Notable Actors and Entertainers | |
| Rose McGowan | f | Notable Actors and Entertainers | |
| Katie McGrath | f | Notable Actors and Entertainers | |
| Malik McGrath | m | Fictional Characters from Television | |
| Madeleine McGraw | f | Notable Actors and Entertainers | |
| Violet McGraw | f | Notable Actors and Entertainers | |
| Danny "Mac" McGregor | m | Fictional Characters from Television | |
| Dorothy McGuire | f | Notable Actors and Entertainers | |
| Jo McGuire | f | Fictional Characters from Television | |
| Lizzie McGuire | f | Fictional Characters from Television | |
| Matt McGuire | m | Fictional Characters from Television | |
| Rachel McGuire | f | Fictional Characters from Television | |
| Sam McGuire | m | Fictional Characters from Television | |
| Stephen McHattie | m | Notable Actors and Entertainers | |
| Tim McInnerny | m | Notable Actors and Entertainers | |
| John McIntire | m | Notable Actors and Entertainers | |
| Liam McIntyre | m | Notable Actors and Entertainers | |
| Rose McIver | f | Notable Actors and Entertainers | |
| Carter McKay | m | Fictional Characters from Television | |
| Claude McKay | m | Notable Writers | |
| David O. McKay | m | Other Religious Leaders | |
| Dylan McKay | m | Fictional Characters from Television | |
| John McKay | m | Fictional Characters from Television | |
| Michael McKean | m | Notable Actors and Entertainers | |
| Lonette McKee | f | Notable Actors and Entertainers | |
| Mary Eunice McKee | f | Fictional Characters from Television | |
| Danica McKellar | f | Notable Actors and Entertainers | |
| Parker McKenna | f | Fictional Characters from Television | |
| Virginia McKenna | f | Notable Actors and Entertainers | |
| Ben McKenzie | m | Notable Actors and Entertainers | |
| Fay McKenzie | f | Notable Actors and Entertainers | |
| Jacqueline McKenzie | f | Notable Actors and Entertainers | |
| Lani McKenzie | f | Fictional Characters from Television | |
| Nancy McKeon | f | Notable Actors and Entertainers | |
| Les McKeown | m | Notable Musicians | |
| Leo McKern | m | Notable Actors and Entertainers | |
| Kevin McKidd | m | Notable Actors and Entertainers | |
| Christina McKinney | f | Fictional Characters from Television | |
| Kate McKinnon | f | Notable Actors and Entertainers | |
| Ray McKinnon | m | Notable Actors and Entertainers | |
| Sarah McLachlan | f | Notable Musicians | |
| James McLamore | m | Notable Businesspeople | |
| Caleb McLaughlin | m | Notable Actors and Entertainers | |
| A. J. McLean | m | Notable Musicians | |
| Don McLean | m | Notable Musicians | |
| Henry McLeish | m | Other Leaders | |
| Wendi McLendon-Covey | f | Notable Actors and Entertainers | |
| Claire McLeod | f | Fictional Characters from Movies, Fictional Characters from Television | |
| Jaz McLeod | f | Fictional Characters from Television | |
| Regan McLeod | f | Fictional Characters from Television | |
| Tess McLeod | f | Fictional Characters from Movies, Fictional Characters from Television | |
| Julian McMahon | m | Notable Actors and Entertainers | |
| Michaela McManus | f | Notable Actors and Entertainers | |
| Doyle McMaster | m | Fictional Characters from Television | |
| Conrad McMasters | m | Fictional Characters from Television | |
| Michael McMillian | m | Notable Actors and Entertainers | |
| Mercedes McNab | f | Notable Actors and Entertainers | |
| Scoot McNairy | m | Notable Actors and Entertainers | |
| Annie McNamara | f | Fictional Characters from Television | |
| Brian McNamara | m | Notable Actors and Entertainers | |
| Julia McNamara | f | Fictional Characters from Television | |
| Maggie McNamara | f | Notable Actors and Entertainers | |
| Matt McNamara | m | Fictional Characters from Television | |
| Sean McNamara | m | Fictional Characters from Television | |
| William McNamara | m | Notable Actors and Entertainers | |
| Lutricia McNeal | f | Notable Musicians | |
| Ian McNeice | m | Notable Actors and Entertainers | |
| Claudia McNeil | f | Notable Actors and Entertainers | |
| Kristy McNichol | f | Notable Actors and Entertainers | |
| Amybeth McNulty | f | Notable Actors and Entertainers | |
| Kevin McNulty | m | Notable Actors and Entertainers | |
| Clyde McPhatter | m | Notable Musicians, Rock and Roll Hall-of-Famers | |
| Andie McPhee | f | Fictional Characters from Television | |
| Jack McPhee | m | Fictional Characters from Television | |
| Butterfly McQueen | f | Notable Actors and Entertainers | |
| Steven R. McQueen | m | Notable Actors and Entertainers | |
| Tate McRae | f | Notable Musicians | |
| Gerald McRaney | m | Notable Actors and Entertainers | |
| Ian McShane | m | Notable Actors and Entertainers | |
| Graham McTavish | m | Notable Actors and Entertainers | |
| Janet McTeer | f | Notable Actors and Entertainers, Tony Award Winners | |
| John McTiernan | m | Notable Filmmakers | |
| Christine McVie | f | Notable Musicians, Rock and Roll Hall-of-Famers | |
| Alexis Meade | f | Fictional Characters from Television | |
| Bradford Meade | m | Fictional Characters from Television | |
| Claire Meade | f | Fictional Characters from Television | |
| Daniel Meade | m | Fictional Characters from Television | |
| Emily Meade | f | Notable Actors and Entertainers | |
| Jayne Meadows | f | Notable Actors and Entertainers | |
| Tim Meadows | m | Notable Actors and Entertainers | |
| Colm Meaney | m | Notable Actors and Entertainers | |
| Russell Means | m | Notable Activists and Revolutionaries, Notable Actors and Entertainers | |
| Anne Meara | f | Notable Actors and Entertainers | |
| Warren Mears | m | Fictional Characters from Television | |
| Hichem Mechichi | m | Other Leaders | |
| Vladimír Mečiar | m | Other Leaders | |
| Greg Medavoy | m | Fictional Characters from Television | |
| Glenn Medeiros | m | Notable Musicians | |
| Kay Medford | f | Notable Actors and Entertainers | |
| Max Medina | m | Fictional Characters from Television | |
| Ralph Meeker | m | Notable Actors and Entertainers | |
| Leighton Meester | f | Notable Actors and Entertainers | |
| Guus Meeuwis | m | Notable Musicians | |
| Megawati Sukarnoputri | f | Other Leaders | |
| Thomas Meighan | m | Notable Actors and Entertainers | |
| Jaap Meijer | m | Olympic Medalists | |
| Theo Meijer | m | Olympic Medalists | |
| Golda Meir | f | Israeli Presidents and Prime Ministers | |
| Sylvie Meis | f | Notable Actors and Entertainers | |
| Melanie | f | Notable Musicians | |
| Melchion the Sophist | m | Saints | |
| Mario Melchiot | m | Notable Athletes | |
| Nika Melia | m | Notable Politicians and Statespeople | |
| Manon Melis | f | Notable Athletes | |
| Beppie Melissen | f | Notable Actors and Entertainers | |
| Ad Melkert | m | Notable Politicians and Statespeople | |
| Melkisedek I of Georgia | m | Saints | |
| Monte Melkonian | m | Notable Activists and Revolutionaries | |
| Harry Melling | m | Notable Actors and Entertainers | |
| Fab Melo | m | Notable Athletes | |
| Christopher Meloni | m | Notable Actors and Entertainers | |
| Giorgia Meloni | f | Italian Presidents and Prime Ministers | |
| Charles Melton | m | Notable Actors and Entertainers | |
| Tim Melville | m | Fictional Characters from Books | |
| Daley Mena | m | Notable Athletes | |
| Menas of Samnium | m | Saints | |
| Menas of Sinai | m | Saints | |
| Ben Mendelsohn | m | Notable Actors and Entertainers | |
| Camila Mendes | f | Notable Actors and Entertainers | |
| Isaac Mendez | m | Fictional Characters from Television | |
| Bridgit Mendler | f | Notable Actors and Entertainers, Notable Musicians | |
| Prosper Menière | m | Notable Scientists and Inventors | |
| Adolphe Menjou | m | Notable Actors and Entertainers | |
| Alan Menken | m | Notable Musicians | |
| Rachel Menken | f | Fictional Characters from Television | |
| Wieger Mensonides | m | Olympic Medalists | |
| Heather Menzies | f | Notable Actors and Entertainers | |
| Ivane Merabishvili | m | Georgian Presidents and Prime Ministers | |
| Alex Meraz | m | Notable Actors and Entertainers | |
| Isabela Merced | f | Notable Actors and Entertainers | |
| Natalie Merchant | f | Notable Musicians | |
| Vivien Merchant | f | Notable Actors and Entertainers | |
| Adolf Merckle | m | Notable Businesspeople | |
| Merida | f | Fictional Characters from Movies | |
| Lee Meriwether | f | Notable Actors and Entertainers | |
| Una Merkel | f | Notable Actors and Entertainers | |
| S. Epatha Merkerson | f | Notable Actors and Entertainers | |
| Sam Merlotte | m | Fictional Characters from Books, Fictional Characters from Television | |
| Ethel Merman | f | Notable Actors and Entertainers, Notable Musicians | |
| Merolilan of Rheims | m | Saints | |
| Dina Merrill | f | Notable Actors and Entertainers | |
| Gary Merrill | m | Notable Actors and Entertainers | |
| Ryan Merriman | m | Notable Actors and Entertainers | |
| Finn Mertens | m | Fictional Characters from Television | |
| Friedrich Merz | m | German Chancellors and Presidents | |
| Hans-Rudolf Merz | m | Swiss Presidents | |
| Paul Mescal | m | Notable Actors and Entertainers | |
| Danny Messer | m | Fictional Characters from Television | |
| Chris Messina | m | Notable Actors and Entertainers | |
| Laurie Metcalf | f | Notable Actors and Entertainers, Tony Award Winners | |
| Jesse Metcalfe | m | Notable Actors and Entertainers | |
| Metrius the Farmer | m | Saints | |
| Chrissy Metz | f | Notable Actors and Entertainers | |
| Melinda Metz | f | Notable Writers | |
| Jörg Meuthen | m | Notable Politicians and Statespeople | |
| Wim Meutstege | m | Notable Athletes | |
| Jason Mewes | m | Notable Actors and Entertainers | |
| Reinhard Mey | m | Notable Musicians | |
| Adolf Meyer | m | Notable Scientists and Inventors | |
| Albert Meyer | m | Swiss Presidents | |
| Nina Meyer | f | Fictional Characters from Television | |
| Peyton Meyer | m | Notable Actors and Entertainers | |
| Stephenie Meyer | f | Notable Writers | |
| Seth Meyers | m | Notable Actors and Entertainers | |
| Grigol Mgaloblishvili | m | Georgian Presidents and Prime Ministers | |
| Robert Miano | m | Notable Actors and Entertainers | |
| Samantha Micelli | f | Fictional Characters from Television | |
| Tony Micelli | m | Fictional Characters from Television | |
| Michael I | m | Coptic Popes and Patriarchs of Alexandria | |
| Michael II | m | Coptic Popes and Patriarchs of Alexandria | |
| Michael III | m | Coptic Popes and Patriarchs of Alexandria | |
| Michael IV | m | Coptic Popes and Patriarchs of Alexandria | |
| Michael Mikhailovich of Russia | m | Other Royalty | |
| Michael Nikolaevich of Russia | m | Other Royalty | |
| Michael of Kent | m | Other Royalty | |
| Michael of Ulumbo | m | Saints | |
| Michael Pavlovich of Russia | m | Other Royalty | |
| Michael V | m | Coptic Popes and Patriarchs of Alexandria | |
| Michael VI | m | Coptic Popes and Patriarchs of Alexandria | |
| Alun Michael | m | Notable Politicians and Statespeople | |
| Blake Michael | m | Notable Actors and Entertainers | |
| George Michael | m | Grammy Award Winners, Notable Musicians, Rock and Roll Hall-of-Famers | |
| Laura Michaels Kelly | f | Fictional Characters from Television | |
| Michail of Greece and Denmark | m | Other Royalty | |
| Kristen Michal | m | Estonian Presidents and Prime Ministers | |
| Aly Michalka | f | Notable Actors and Entertainers, Notable Musicians | |
| A. J. Michalka | f | Notable Actors and Entertainers, Notable Musicians | |
| Lea Michele | f | Notable Actors and Entertainers | |
| Keith Michell | m | Notable Actors and Entertainers | |
| Davina Michelle | f | Notable Musicians | |
| Vicki Michelle | f | Notable Actors and Entertainers | |
| Christian Michelsen | m | Norwegian Prime Ministers | |
| Adam Mickiewicz | m | Notable Writers | |
| Hristijan Mickoski | m | Other Leaders | |
| Matwé Middelkoop | m | Notable Athletes | |
| Thomas Middleditch | m | Notable Actors and Entertainers | |
| Amber Midthunder | f | Notable Actors and Entertainers | |
| Gustav Mie | m | Notable Scientists and Inventors | |
| Vivianne Miedema | f | Notable Athletes | |
| Martti Miettunen | m | Finnish Presidents and Prime Ministers | |
| Mihai I of Romania | m | Other Royalty | |
| Svetozar Mihajlović | m | Other Leaders | |
| Najib Mikati | m | Other Leaders | |
| Georges Mikautadze | m | Notable Athletes | |
| Mikel of Parekhi | m | Saints | |
| Lars Mikkelsen | m | Notable Actors and Entertainers | |
| Mads Mikkelsen | m | Notable Actors and Entertainers | |
| Béla Miklós | m | Hungarian Presidents and Prime Ministers | |
| Alyssa Milano | f | Notable Actors and Entertainers | |
| Christina Milano | f | Fictional Characters from Television | |
| Samantha Milano | f | Fictional Characters from Television | |
| Jakov Milatović | m | Other Leaders | |
| Javier Milei | m | Argentine Presidents | |
| Elaine Miles | f | Notable Actors and Entertainers | |
| John Miles | m | Notable Musicians | |
| Mary Miles Minter | f | Notable Actors and Entertainers | |
| Sarah Miles | f | Notable Actors and Entertainers | |
| Sylvia Miles | f | Notable Actors and Entertainers | |
| Vera Miles | f | Notable Actors and Entertainers | |
| Penelope Milford | f | Notable Actors and Entertainers | |
| Stanley Milgram | m | Notable Philosophers and Thinkers | |
| Christina Milian | f | Notable Actors and Entertainers, Notable Musicians | |
| Ed Miliband | m | Notable Politicians and Statespeople | |
| Cristin Milioti | f | Notable Actors and Entertainers | |
| Karel Miljon | m | Olympic Medalists | |
| Daphne Millbrook | f | Fictional Characters from Television | |
| Raymond Millbury | m | Fictional Characters from Television | |
| Sylvia Millecam | f | Notable Actors and Entertainers | |
| Ann Miller | f | Notable Actors and Entertainers | |
| Christa Miller | f | Notable Actors and Entertainers | |
| Danielle Miller | f | Fictional Characters from Television | |
| Dennis Miller | m | Notable Actors and Entertainers | |
| Dick Miller | m | Notable Actors and Entertainers | |
| Eve Miller | f | Notable Actors and Entertainers | |
| Ezra Miller | m | Notable Actors and Entertainers | |
| Harvey Miller | m | Fictional Characters from Television | |
| Jason Miller | m | Notable Actors and Entertainers, Notable Writers | |
| Jonny Lee Miller | m | Notable Actors and Entertainers | |
| Kat Miller | f | Fictional Characters from Television | |
| Lauren Miller | f | Fictional Characters from Television | |
| Leszek Miller | m | Polish Presidents and Prime Ministers | |
| Logan Miller | m | Notable Actors and Entertainers | |
| Mac Miller | m | Notable Musicians | |
| May Miller | f | Notable Writers | |
| Percy "Master P" Miller | m | Notable Musicians | |
| Pete Miller | m | Fictional Characters from Television | |
| Sienna Miller | f | Notable Actors and Entertainers | |
| Skye Miller | f | Fictional Characters from Books, Fictional Characters from Television | |
| T. J. Miller | m | Notable Actors and Entertainers | |
| Wentworth Miller | m | Notable Actors and Entertainers | |
| Zach Miller | m | Fictional Characters from Television | |
| Dustin Milligan | m | Notable Actors and Entertainers | |
| Donna Mills | f | Notable Actors and Entertainers | |
| Hayley Mills | f | Notable Actors and Entertainers | |
| Juliet Mills | f | Notable Actors and Entertainers | |
| Stephanie Mills | f | Notable Musicians | |
| Slobodan Milošević | m | Other Leaders | |
| Milton | m | Hurricanes and Tropical Storms | |
| Yvette Mimieux | f | Notable Actors and Entertainers | |
| Mina I | m | Coptic Popes and Patriarchs of Alexandria | |
| Mina II | m | Coptic Popes and Patriarchs of Alexandria | |
| Nicki Minaj | f | Notable Musicians | |
| Marga Minco | f | Notable Writers | |
| Ferdinand Minding | m | Notable Philosophers and Thinkers | |
| Sal Mineo | m | Notable Actors and Entertainers | |
| Rachel Miner | f | Notable Actors and Entertainers | |
| Rudolf Minger | m | Swiss Presidents | |
| Hasan Minhaj | m | Notable Actors and Entertainers | |
| Hadewych Minis | f | Notable Actors and Entertainers | |
| Stuart Minkus | m | Fictional Characters from Television | |
| Marcel Minnaert | m | Notable Scientists and Inventors | |
| Dylan Minnette | m | Notable Actors and Entertainers, Notable Musicians | |
| Christopher Mintz-Plasse | m | Notable Actors and Entertainers | |
| Lin-Manuel Miranda | m | Notable Musicians, Notable Writers, Pulitzer Award Winners | |
| Mirax of Egypt | m | Saints | |
| Mircea of Romania | m | Other Royalty | |
| Beau Mirchoff | m | Notable Actors and Entertainers | |
| Mirian III of Iberia | m | Saints | |
| Shavkat Mirziyoyev | m | Other Leaders | |
| Akbar Mirzoev | m | Other Leaders | |
| Edvard Mirzoyan | m | Notable Musicians | |
| David Miscavige | m | Other Religious Leaders | |
| Tom Mison | m | Notable Actors and Entertainers | |
| Dorian Missick | m | Notable Actors and Entertainers | |
| Simone Missick | f | Notable Actors and Entertainers | |
| Beverley Mitchell | f | Notable Actors and Entertainers | |
| Cam Mitchell | m | Fictional Characters from Television | |
| Cameron Mitchell | m | Notable Actors and Entertainers | |
| David Mitchell | m | Notable Writers | |
| Dee Mitchell | f | Fictional Characters from Television | |
| Delores Mitchell | f | Fictional Characters from Television | |
| Elizabeth Mitchell | f | Notable Actors and Entertainers | |
| Frank Mitchell | m | Fictional Characters from Television | |
| Henry Mitchell | m | Fictional Characters from Television | |
| Ilan Mitchell-Smith | m | Notable Actors and Entertainers | |
| Kenneth Mitchell | m | Notable Actors and Entertainers | |
| Liz Mitchell | f | Notable Musicians | |
| Luke Mitchell | m | Notable Actors and Entertainers | |
| Maia Mitchell | f | Notable Actors and Entertainers, Notable Musicians | |
| Mary Ann Mitchell | f | Fictional Characters from Television | |
| Moesha Mitchell | f | Fictional Characters from Television | |
| Myles Mitchell | m | Fictional Characters from Television | |
| Penelope Mitchell | f | Notable Actors and Entertainers | |
| Radha Mitchell | f | Notable Actors and Entertainers | |
| Yvonne Mitchell | f | Notable Actors and Entertainers | |
| Rhona Mitra | f | Notable Actors and Entertainers | |
| Kyriakos Mitsotakis | m | Greek Prime Ministers | |
| Lakshmi Mittal | m | Notable Businesspeople | |
| Tom Mix | m | Notable Actors and Entertainers | |
| Benjamin Mkapa | m | Other Leaders | |
| Emmerson Mnangagwa | m | Other Leaders | |
| Lil' Mo | f | Notable Musicians | |
| Moana of Motunui | f | Fictional Characters from Movies | |
| René Moawad | m | Other Leaders | |
| Mocius | m | Saints | |
| Moderata of Sirmium | f | Saints | |
| Modestinus of Avellino | m | Saints | |
| Matthew Modine | m | Notable Actors and Entertainers | |
| Helena Modjeska | f | Notable Actors and Entertainers | |
| Katherine Moennig | f | Notable Actors and Entertainers | |
| Peter Mohr Dam | m | Other Leaders | |
| Mohrael | f | Saints | |
| Jovenel Moïse | m | Haitian Presidents | |
| Albert Mol | m | Notable Actors and Entertainers, Notable Writers | |
| Gretchen Mol | f | Notable Actors and Entertainers | |
| Alfred Molina | m | Notable Actors and Entertainers | |
| Jason Momoa | m | Notable Actors and Entertainers | |
| Janelle Monáe | f | Notable Musicians | |
| Dominic Monaghan | m | Notable Actors and Entertainers | |
| Michelle Monaghan | f | Notable Actors and Entertainers | |
| Tom Monaghan | m | Notable Businesspeople | |
| Buonfiglio Monaldi | m | Saints | |
| Walter Mondale | m | Notable Politicians and Statespeople | |
| Daniella Monet | f | Notable Actors and Entertainers | |
| Monica | f | Fictional Characters from Television | |
| Myra Monkhouse | f | Fictional Characters from Television | |
| Adam Monroe | m | Fictional Characters from Television | |
| Lindsay Monroe | f | Fictional Characters from Television | |
| Maika Monroe | f | Notable Actors and Entertainers | |
| Thomas S. Monson | m | Other Religious Leaders | |
| Edina Monsoon | f | Fictional Characters from Television | |
| Saffron Monsoon | f | Fictional Characters from Television | |
| Heidi Montag | f | Notable Actors and Entertainers | |
| Ricardo Montalbán | m | Notable Actors and Entertainers | |
| Romy Monteiro | f | Notable Musicians | |
| Cory Monteith | m | Notable Actors and Entertainers | |
| Angela Montenegro | f | Fictional Characters from Television | |
| Fernanda Montenegro | f | Notable Actors and Entertainers | |
| Luís Montenegro | m | Portuguese Presidents and Prime Ministers | |
| Maria Montez | f | Notable Actors and Entertainers | |
| Addison Montgomery | f | Fictional Characters from Television | |
| Charles Montgomery | m | Fictional Characters from Television | |
| Dacre Montgomery | m | Notable Actors and Entertainers | |
| Dharma Montgomery | f | Fictional Characters from Television | |
| Edward Montgomery | m | Fictional Characters from Television | |
| Elizabeth Montgomery | f | Notable Actors and Entertainers | |
| George Montgomery | m | Notable Actors and Entertainers | |
| Greg Montgomery | m | Fictional Characters from Television | |
| Janet Montgomery | f | Notable Actors and Entertainers | |
| Kitty Montgomery | f | Fictional Characters from Television | |
| Madison Montgomery | f | Fictional Characters from Television | |
| Nora Montgomery | f | Fictional Characters from Television | |
| Poppy Montgomery | f | Notable Actors and Entertainers | |
| Robert Montgomery | m | Notable Actors and Entertainers | |
| Ron Moody | m | Notable Actors and Entertainers | |
| Daphne Moon | f | Fictional Characters from Television | |
| Keith Moon | m | Notable Musicians, Rock and Roll Hall-of-Famers | |
| Michael Moorcock | m | Notable Musicians, Notable Writers | |
| Alecia "Pink" Moore | f | Notable Musicians | |
| Angela Moore | f | Fictional Characters from Television | |
| Carmen Moore | f | Notable Actors and Entertainers | |
| C. L. Moore | f | Notable Writers | |
| Christina Moore | f | Notable Actors and Entertainers | |
| Colleen Moore | f | Notable Actors and Entertainers | |
| Dudley Moore | m | Notable Actors and Entertainers | |
| Grace Moore | f | Notable Actors and Entertainers | |
| Marianne Moore | f | Notable Writers, Pulitzer Award Winners | |
| Matt Moore | m | Notable Actors and Entertainers | |
| Mike Moore | m | New Zealand Prime Ministers | |
| Nick Moore | m | Fictional Characters from Television | |
| Owen Moore | m | Notable Actors and Entertainers | |
| R. Stevie Moore | m | Notable Musicians | |
| Roger Moore | m | Notable Actors and Entertainers | |
| Sonny "Skrillex" Moore | m | Notable Musicians | |
| Terry Moore | f | Notable Actors and Entertainers | |
| Tim Moore | m | Notable Actors and Entertainers | |
| Fernando Morales | m | Fictional Characters from Television | |
| Dylan Moran | m | Notable Actors and Entertainers | |
| Erin Moran | f | Notable Actors and Entertainers | |
| Polly Moran | f | Notable Actors and Entertainers | |
| Rick Moranis | m | Notable Actors and Entertainers | |
| Jozef Moravčík | m | Other Leaders | |
| Mateusz Morawiecki | m | Polish Presidents and Prime Ministers | |
| Kenneth More | m | Notable Actors and Entertainers | |
| Yolande Moreau | f | Notable Actors and Entertainers | |
| Eric Morecambe | m | Notable Actors and Entertainers | |
| Delfim Moreira | m | Brazilian Presidents | |
| Fatima Moreira de Melo | f | Notable Athletes | |
| Mantan Moreland | m | Notable Actors and Entertainers | |
| Chloë Grace Moretz | f | Notable Actors and Entertainers | |
| Dennis Morgan | m | Notable Actors and Entertainers | |
| Dermot Morgan | m | Notable Actors and Entertainers | |
| Eluned Morgan | f | Other Leaders | |
| Frank Morgan | m | Notable Actors and Entertainers | |
| Frannie Morgan | f | Fictional Characters from Television | |
| Gretchen Morgan | f | Fictional Characters from Television | |
| Harry Morgan | m | Notable Actors and Entertainers | |
| Harry Morgan | m | Fictional Characters from Books, Fictional Characters from Television | |
| Jeffrey Dean Morgan | m | Notable Actors and Entertainers | |
| J. P. Morgan | m | Notable Businesspeople | |
| Johnny Morgan | m | Fictional Characters from Television | |
| Joseph Morgan | m | Notable Actors and Entertainers | |
| Kate Morgan | f | Fictional Characters from Television | |
| Lilah Morgan | f | Fictional Characters from Television | |
| Lindsey Morgan | f | Notable Actors and Entertainers | |
| Michèle Morgan | f | Notable Actors and Entertainers | |
| Piers Morgan | m | Notable Actors and Entertainers, Notable Journalists | |
| Rhodri Morgan | m | Other Leaders | |
| Rob Morgan | m | Notable Actors and Entertainers | |
| Sharon Morgan | f | Notable Actors and Entertainers | |
| Tracy Morgan | m | Notable Actors and Entertainers | |
| Trevor Morgan | m | Notable Actors and Entertainers | |
| Vanessa Morgan | f | Notable Actors and Entertainers | |
| Bobbie Morganstern | f | Fictional Characters from Television | |
| Maia Morgenstern | f | Notable Actors and Entertainers | |
| Cathy Moriarty | f | Notable Actors and Entertainers | |
| Erin Moriarty | f | Notable Actors and Entertainers | |
| Michael Moriarty | m | Notable Actors and Entertainers, Tony Award Winners | |
| Patricia Morison | f | Notable Actors and Entertainers | |
| Pat Morita | m | Notable Actors and Entertainers | |
| Moritz of Liechtenstein | m | Other Royalty | |
| Mork | m | Fictional Characters from Television | |
| Angela Morley | f | Notable Musicians | |
| Bob Morley | m | Notable Actors and Entertainers | |
| Karen Morley | f | Notable Actors and Entertainers | |
| Robert Morley | m | Notable Actors and Entertainers | |
| Ennio Morricone | m | Notable Musicians | |
| Morris | m | Notable Artists | |
| Archie Morris | m | Fictional Characters from Television | |
| Aubrey Morris | m | Notable Actors and Entertainers | |
| Bud Morris | m | Fictional Characters from Television | |
| Chester Morris | m | Notable Actors and Entertainers | |
| Darryl Morris | m | Fictional Characters from Television | |
| Heather Morris | f | Notable Actors and Entertainers | |
| Kathryn Morris | f | Notable Actors and Entertainers | |
| Lamorne Morris | m | Notable Actors and Entertainers | |
| Maren Morris | f | Notable Musicians | |
| Sheila Morris | f | Fictional Characters from Television | |
| Stephen Morris | m | Notable Musicians | |
| Wayne Morris | m | Notable Actors and Entertainers | |
| Zack Morris | m | Fictional Characters from Television | |
| Jennifer Morrison | f | Notable Actors and Entertainers | |
| Matthew Morrison | m | Notable Actors and Entertainers | |
| Ruby Mae Morrison | f | Fictional Characters from Books, Fictional Characters from Television | |
| Scott Morrison | m | Australian Prime Ministers | |
| Victor Morrison | m | Fictional Characters from Television | |
| David Morrissey | m | Notable Actors and Entertainers | |
| Camila Morrone | f | Notable Actors and Entertainers | |
| Rob Morrow | m | Notable Actors and Entertainers | |
| Vic Morrow | m | Notable Actors and Entertainers | |
| Barry Morse | m | Notable Actors and Entertainers | |
| David Morse | m | Notable Actors and Entertainers | |
| Endeavour Morse | m | Fictional Characters from Books, Fictional Characters from Television | |
| Glenn Morshower | m | Notable Actors and Entertainers | |
| Emily Mortimer | f | Notable Actors and Entertainers | |
| Joe Morton | m | Notable Actors and Entertainers | |
| Levi P. Morton | m | Notable Politicians and Statespeople | |
| Samantha Morton | f | Notable Actors and Entertainers | |
| Wunmi Mosaku | f | Notable Actors and Entertainers | |
| Ted Mosby | m | Fictional Characters from Television | |
| Ignacy Mościcki | m | Polish Presidents and Prime Ministers | |
| Mireya Moscoso | f | Other Leaders | |
| Bill Moseley | m | Notable Actors and Entertainers | |
| William Moseley | m | Notable Actors and Entertainers | |
| Moses the Black | m | Saints | |
| Mark Moses | m | Notable Actors and Entertainers | |
| Timothy "Timbaland" Mosley | m | Notable Musicians | |
| Larry Moss | m | Fictional Characters from Television | |
| Ronn Moss | m | Notable Actors and Entertainers | |
| Zero Mostel | m | Notable Actors and Entertainers, Tony Award Winners | |
| Kgalema Motlanthe | m | Other Leaders | |
| Annie Mott | f | Fictional Characters from Television | |
| Giuseppe Motta | m | Swiss Presidents | |
| Mia Mottley | f | Other Leaders | |
| Jonathan Motzfeldt | m | Other Leaders | |
| Augustin Mouchot | m | Notable Scientists and Inventors | |
| Anson Mount | m | Notable Actors and Entertainers | |
| Wagner Moura | m | Notable Actors and Entertainers | |
| Gegard Mousasi | m | Notable Athletes | |
| Farley Mowat | m | Notable Activists and Revolutionaries, Notable Writers | |
| Alan Mowbray | m | Notable Actors and Entertainers | |
| Johan Ludwig Mowinckel | m | Norwegian Prime Ministers | |
| Tahj Mowry | m | Notable Actors and Entertainers | |
| Tamera Mowry | f | Notable Actors and Entertainers | |
| Tia Mowry | f | Notable Actors and Entertainers | |
| Stephen Moyer | m | Notable Actors and Entertainers | |
| Alison Moyet | f | Notable Musicians | |
| Bridget Moynahan | f | Notable Actors and Entertainers | |
| Jason Mraz | m | Notable Musicians | |
| Armin Mueller-Stahl | m | Notable Actors and Entertainers | |
| Sa'id Mufti | m | Jordanian Prime Ministers | |
| Robert Mugabe | m | Notable Evildoers, Other Leaders | |
| Thierry Mugler | m | Notable Artists | |
| Muhammad bin Talal | m | Other Royalty | |
| Arnold Mühren | m | Notable Athletes | |
| Jean Muir | f | Notable Actors and Entertainers | |
| Mulan | f | Fictional Characters from Movies | |
| John Mulaney | m | Notable Actors and Entertainers | |
| Diana Muldaur | f | Notable Actors and Entertainers | |
| Fox Mulder | m | Fictional Characters from Television | |
| Ronald Mulder | m | Olympic Medalists | |
| Teun Mulder | m | Olympic Medalists | |
| Youri Mulder | m | Notable Athletes | |
| Robert Muldoon | m | New Zealand Prime Ministers | |
| Kate Mulgrew | f | Notable Actors and Entertainers | |
| José Raúl Mulino | m | Other Leaders | |
| Harry Mulisch | m | Notable Writers | |
| Fawzi Mulki | m | Jordanian Prime Ministers | |
| Hani Mulki | m | Jordanian Prime Ministers | |
| Martin Mull | m | Notable Actors and Entertainers | |
| Megan Mullally | f | Notable Actors and Entertainers | |
| Peter Mullan | m | Notable Actors and Entertainers | |
| Marie Mullen | f | Notable Actors and Entertainers, Tony Award Winners | |
| Adolf Müller | m | Olympic Medalists | |
| Bennie Muller | m | Notable Athletes | |
| Eduard Müller | m | Swiss Presidents | |
| Marcia Muller | f | Notable Writers | |
| Marius Müller-Westernhagen | m | Notable Actors and Entertainers, Notable Musicians | |
| Otto Friedrich Müller | m | Notable Scientists and Inventors | |
| Clarissa Mullery | f | Fictional Characters from Television | |
| Dermot Mulroney | m | Notable Actors and Entertainers | |
| Samantha Mumba | f | Notable Musicians | |
| Muna Al Hussein | f | Other Royalty | |
| John Munch | m | Fictional Characters from Television | |
| Noah Munck | m | Notable Actors and Entertainers | |
| Frankie Muniz | m | Notable Actors and Entertainers | |
| Olivia Munn | f | Notable Actors and Entertainers | |
| Ferenc Münnich | m | Hungarian Presidents and Prime Ministers | |
| Jill Munroe | f | Fictional Characters from Television | |
| Kris Munroe | f | Fictional Characters from Television | |
| Robert Munsch | m | Notable Writers | |
| Ona Munson | f | Notable Actors and Entertainers | |
| Josef Munzinger | m | Swiss Presidents | |
| Amangeldy Muraliyev | m | Other Leaders | |
| Valeriu Muravschi | m | Other Leaders | |
| Rupert Murdoch | m | Notable Businesspeople | |
| Manuel Murillo Toro | m | Other Leaders | |
| F. W. Murnau | m | Notable Filmmakers | |
| Annie Murphy | f | Notable Actors and Entertainers | |
| Ben Murphy | m | Fictional Characters from Television | |
| Brittany Murphy | f | Notable Actors and Entertainers | |
| Charlie Murphy | m | Notable Actors and Entertainers | |
| Cillian Murphy | m | Notable Actors and Entertainers, Oscar Award Winners | |
| Jill Murphy | f | Notable Writers | |
| John Murphy | m | Notable Musicians | |
| Kate Murphy | f | Fictional Characters from Television | |
| Laura Murphy | f | Fictional Characters from Television | |
| Anne Murray | f | Notable Musicians | |
| Ashleigh Murray | f | Notable Actors and Entertainers | |