Namesakes
Eurovision Song Contest Winners:
1 winner
Eimear Quinn 1996 Ireland 
Fictional Characters from Television:
6 characters, 1 villain
Roberta "Summer" Quinn 1989 Baywatch
Harley Quinn 1992 Batman: The Animated Series
Michaela "Dr. Mike" Quinn 1993 Dr. Quinn, Medicine Woman
Patrick Quinn 1996 Early Edition
Jonas Quinn 1997 Stargate SG-1
Alex Quinn 2003 NCIS
Lucca Quinn 2009; 2017 The Good Wife; The Good Fight
Notable Actors and Entertainers:
6 actors
Anthony Quinn 1915-2001
Terry O'Quinn (a.k.a. Quinn) 1952-
Aidan Quinn 1959-
Francesco Quinn 1963-2011
Ed Quinn 1968-
Glenn Quinn 1970-2002
Notable Athletes:
1 soccer
(soccer) Stephen Quinn 1986-
Notable Musicians:
1 composer/singer
Eimear Quinn 1972-
Notable Writers:
1 author
Julia Quinn 1970-
Olympic Medalists:
2 gold
(gold) James F. Quinn 1928 4x100 m relay
(gold) Jasmine Camacho-Quinn 2020 100 m hurdles
Oscar Award Winners:
1 actor
(actor) Anthony Quinn 1953; 1957 Viva Zapata!; Lust for Life