Namesakes
Fictional Characters from Books:
2 characters, 1 hero
Harry Morgan 1937 To Have and Have Not 
Harry Morgan 2004 Darkly Dreaming Dexter
Dexter Morgan 2004 Darkly Dreaming Dexter
Fictional Characters from Movies:
1 character
Esther "Grandma" Walton (a.k.a. Morgan) 1971 The Homecoming: A Christmas Story
Fictional Characters from Television:
7 characters, 1 villain
Esther "Grandma" Walton (a.k.a. Morgan) 1972 The Waltons
Lilah Morgan 1999 Angel
Gretchen Morgan 2005 Prison Break
Harry Morgan 2006 Dexter
Frannie Morgan 2007 Greek
Johnny Morgan 2012 American Horror Story: Asylum
Kate Morgan 2014 24: Live Another Day
Dexter Morgan 2006; 2021 Dexter; Dexter: New Blood
Hall-of-Famers:
1 baseball
(baseball) Joe Morgan 1990
Most Valuable Players:
1 winner
Joe Morgan 1975; 1976 baseball
Nobel Prize Winners:
1 medicine
(medicine) Thomas Hunt Morgan 1933
Notable Actors and Entertainers:
12 actors, 2 actor/comedians, 1 presenter
Frank Morgan 1890-1949
Dennis Morgan 1908-1994
Harry Morgan 1915-2011
Michèle Morgan 1920-2016
Garfield Morgan 1931-2009
Sharon Morgan 1949-
Dermot Morgan 1952-1998
Piers Morgan 1965-
Jeffrey Dean Morgan 1966-
Tracy Morgan 1968-
Rob Morgan 1973-
Joseph Morgan 1981-
Colin Morgan 1986-
Trevor Morgan 1986-
Vanessa Morgan 1992-
Notable Athletes:
1 baseball, 1 cricket, 1 rugby, 1 soccer
(baseball) Joe Morgan 1943-2020
(cricket) Eoin Morgan 1986-
(rugby) Ben Morgan 1989-
(soccer) Alex Morgan 1989-
Notable Businesspeople:
1 businessperson
J. P. Morgan 1837-1913
Notable Evildoers:
1 pirate
Henry Morgan c. 1635-1688
Notable Journalists:
1 journalist
(journalist) Piers Morgan 1965-
Notable Scientists and Inventors:
1 anthropologist, 1 biologist, 1 inventor
Lewis H. Morgan 1818-1881
Thomas Hunt Morgan 1866-1945
William G. Morgan 1870-1942
Olympic Medalists:
2 gold, 1 bronze
(gold) Sandra Morgan 1956 swimming - 4x100 m freestyle relay
(bronze) Chris Morgan 2012 rowing
(gold) Alex Morgan 2012 football
Other Leaders:
1 prime minister
Prime Minister Rhodri Morgan 2000-2009 Wales