Namesakes
American First Ladies:
4 first ladies
Anna Harrison 1841 
Jane Harrison 1841
Caroline Harrison 1889-1892
Mary McKee (a.k.a. Harrison) 1892-1893
American Presidents:
2 presidents
William Henry Harrison 1841
Benjamin Harrison 1889-1893
Fictional Characters from Television:
1 character
Adam Carrington (a.k.a. Harrison) 1981; 2017 Dynasty
Grammy Award Winners:
1 album of the year
(album of the year) George Harrison 1973 The Concert for Bangla Desh
Hall-of-Famers:
1 football
(football) Marvin Harrison 2016
Notable Actors and Entertainers:
4 actors
Rex Harrison 1908-1990
Jenilee Harrison 1958-
Courtney Love (a.k.a. Harrison) 1964-
Kelvin Harrison Jr. 1994-
Notable Athletes:
1 boxing, 1 football, 1 tennis
(boxing) Audley Harrison 1971-
(football) Marvin Harrison 1972-
(tennis) Ryan Harrison 1992-
Notable Musicians:
2 musicians, 2 singers
George Harrison 1943-2001
Courtney Love (a.k.a. Harrison) 1964-
Mýa (a.k.a. Harrison) 1979-
Dominic "Yungblud" Harrison 1998-
Olympic Medalists:
4 gold, 2 silver, 1 gold/silver
(silver) Clifford Harrison 1952 ice hockey
(gold) Joan Harrison 1952 swimming - 100 m backstroke
(gold) George Harrison 1960 swimming - 4x200 m freestyle relay
(gold) Kenny Harrison 1996 triple jump
(gold/silver) Alvin Harrison 1996; 2000 4x400 m relay; 400 m
(silver) Regan Harrison 2000 swimming - 4x100 m medley relay
(gold) Kayla Harrison 2012 judo
Oscar Award Winners:
1 actor
(actor) Rex Harrison 1965 My Fair Lady
Rock and Roll Hall-of-Famers:
3 musicians
George Harrison 1988; 2004 The Beatles;
Jerry Harrison 2002 Talking Heads
Nigel Harrison 2006 Blondie