Namesakes
Fictional Characters from Television:
3 characters
Ken "Hutch" Hutchinson (a.k.a. Kenneth) 1975 Starsky & Hutch 
Kenny McCormick (a.k.a. Kenneth) 1997 South Park
Ken Cosgrove (a.k.a. Kenneth) 2007 Mad Men
Hall-of-Famers:
1 basketball
(basketball) K. C. Jones (a.k.a. Kenneth) 1989
New Zealand Prime Ministers:
1 prime minister
Mike Moore (a.k.a. Kenneth) 1990
Nobel Prize Winners:
1 economics, 1 physics
(economics) Kenneth Arrow 1972
(physics) Kenneth G. Wilson 1982
Notable Actors and Actresses:
6 actors, 1 comedian
Kenneth Connor 1918-1993
Ken Dodd (a.k.a. Kenneth) 1927-2018
Ken Berry (a.k.a. Kenneth) 1933-2018
Kenneth Branagh 1960-
Chi McBride (a.k.a. Kenneth) 1961-
Michael K. Williams (a.k.a. Kenneth) 1966-2021
Ken Leung (a.k.a. Kenneth) 1970-
Notable Athletes:
2 rugby, 2 soccer, 1 basketball, 1 football, 1 tennis
(basketball) K. C. Jones (a.k.a. Kenneth) 1932-2020
(tennis) Ken Flach (a.k.a. Kenneth) 1963-2018
(soccer) Kenneth Vermeer 1986-
(rugby) Ken Owens (a.k.a. Kenneth) 1987-
(rugby) Ken Pisi (a.k.a. Kenneth) 1989-
(football) Damaris Johnson (a.k.a. Kenneth) 1989-
(soccer) Kenneth Omeruo 1993-
Notable Musicians:
1 musician, 1 musician/singer, 1 singer/musician
Kenny Rogers (a.k.a. Kenneth) 1938-2020 country
Elton John (a.k.a. Kenneth) 1947- rock
Snow (a.k.a. Kenneth) 1969- reggae
Notable Writers:
3 authors
Kenneth Grahame 1859-1932
Demetra Kenneth Brown 1877-1946
Rupert Furneaux (a.k.a. Kenneth) 1908-1981
Olympic Medalists:
9 gold, 3 silver, 1 bronze, 1 bronze/silver, 1 silver/gold
(bronze/silver) Kenneth Huszagh 1912 swimming - 100 m freestyle; swimming - 4x200 m freestyle relay
(bronze) Ken Doherty (a.k.a. Kenneth) 1928 decathlon
(gold) Ken Carpenter (a.k.a. Kenneth) 1936 discus throw
(silver) Ken Jones (a.k.a. Kenneth) 1948 4x100 m relay
(gold) Kenny Rollins (a.k.a. Kenneth) 1948 basketball
(silver) Ken Wiesner (a.k.a. Kenneth) 1952 high jump
(gold) K. C. Jones (a.k.a. Kenneth) 1956 basketball
(gold) Ken Matthews (a.k.a. Kenneth) 1964 20 km walk
(gold) Kenneth Sitzberger 1964 diving - springboard
(silver/gold) Kenneth Walsh 1968 swimming - 100 m freestyle; swimming - 4x100 m freestyle relay; swimming - 4x100 m medley relay
(gold) Ken Spain (a.k.a. Kenneth) 1968 basketball
(silver) Kenneth Davis 1972 basketball
(gold) Kenny Carr (a.k.a. Kenneth) 1976 basketball
(gold) Ken Flach (a.k.a. Kenneth) 1988 tennis
(gold) Kenneth Brokenburr 2000 4x100 m relay
Saints:
1 saint
Saint Cainnech (a.k.a. Kenneth) ?-599
Scottish Kings and Queens:
3 kings
King Cináed I mac Ailpín (a.k.a. Kenneth) 841-859
King Cináed II (a.k.a. Kenneth) 971-995
King Cináed III (a.k.a. Kenneth) 997-1005
Title Characters:
1 song
(song) Kenneth 1994 What's the Frequency, Kenneth?