Namesakes
Canadian Prime Ministers:
1 prime minister
Paul Martin 2003-2006 
Fictional Characters from Movies:
1 character
Celeste Martin 2012 Celeste and Jesse Forever
Fictional Characters from Television:
10 characters
Cindy Brady (a.k.a. Martin) 1969; 1990 The Brady Bunch; The Bradys
Carol Brady (a.k.a. Martin) 1969; 1990 The Brady Bunch; The Bradys
Jan Brady (a.k.a. Martin) 1969; 1990 The Brady Bunch; The Bradys
Marcia Brady (a.k.a. Martin) 1969; 1990 The Brady Bunch; The Bradys
Donna Martin 1990 Beverly Hills, 90210
Frank Martin 1994 ER
Angela Martin 2005 The Office
David "Whip" Martin 2005 Prison Break
Angela Martin 2011 Body of Proof
Jude Martin 2012 American Horror Story: Asylum
Hall-of-Famers:
1 basketball, 1 football
(basketball) Slater Martin 1981
(football) Curtis Martin 2012
Irish Presidents and Prime Ministers:
1 prime minister
(prime minister) Mícheál Martin 2020-2022
Nobel Prize Winners:
1 chemistry
(chemistry) Archer John Porter Martin 1952
Notable Actors and Entertainers:
13 actors
Helen Martin 1909-2000
Dean Martin 1917-1995
Strother Martin 1919-1980
Steve Martin 1945-
Andrea Martin 1947-
Pamela Sue Martin 1953-
Anne-Marie Martin 1957-
Rudolf Martin 1967-
Jesse L. Martin 1969-
Kellie Martin 1975-
Joseph Morgan (a.k.a. Martin) 1981-
Sonequa Martin-Green 1985-
Marsai Martin 2004-
Notable Artists:
2 painters
John Martin 1789-1854
Agnes Martin 1912-2004
Notable Athletes:
1 basketball, 1 handball, 1 soccer, 1 tennis
(basketball) Slater Martin 1925-2012
(tennis) Fabrice Martin 1986-
(handball) Carmen Martín 1988-
(soccer) Álvaro Morata (a.k.a. Martín) 1992-
Notable Musicians:
3 musicians, 3 singers
Dean Martin 1917-1995
George Martin 1926-2016
Ricky Martin 1971-
Dani Martín 1977-
Chris Martin 1977-
Béatrice Martin 1989-
Notable Writers:
1 author
George R. R. Martin 1948-
Olympic Medalists:
7 silver, 6 bronze, 3 gold
(bronze) Louis Martin 1900 swimming - 200 m team; swimming - 4000 m freestyle
(bronze) Walden Martin 1912 cycling - road
(silver) Paul Martin 1924 800 m
(gold) Miklós Martin 1952 water polo
(bronze) Gael Mulhall-Martin 1984 shot put
(silver) Fernando Martín Espina 1984 basketball
(silver) Lisa Ondieki (a.k.a. Martin) 1988 marathon
(gold) Steffi Martin 1984; 1988 luge
(silver) LaVonna Martin 1992 100 m hurdles
(bronze) Roxbert Martin 1996 4x400 m relay
(silver) Camilla Martin 2000 badminton singles
(gold) Rhona Martin 2002 curling
(silver) Tony Martin 2012 cycling - road
(bronze) Carmen Martín 2012 handball
(silver) Damir Martin 2012 rowing
(bronze) Răzvan Martin 2012 weightlifting
Rock and Roll Hall-of-Famers:
2 musicians
Dewey Martin 1997 Buffalo Springfield
Vince Clarke (a.k.a. Martin) 2020 Depeche Mode
Saints:
2 saints
Saint Richard Martin ?-1588
Saint Thérèse de Lisieux (a.k.a. Martin) 1873-1897