Namesakes

Hall-of-Famers: 1 football, 1 ice hockey
(ice hockey) Clarence "Hap" Day   1961  
(football) Clarence "Ace" Parker   1972  
Notable Actors and Actresses: 2 actors
Dub Taylor (a.k.a. Clarence)   1907-1994  
Buster Crabbe (a.k.a. Clarence)   1908-1983  
Notable Athletes: 1 cricket, 1 football, 1 ice hockey, 1 soccer
(ice hockey) Clarence "Hap" Day   1901-1990  
(football) Clarence "Ace" Parker   1912-2013  
(soccer) Clarence Seedorf   1976-  
(cricket) Delyone Borden (a.k.a. Clarence)   1985-  
Notable Businesspeople: 2 businesspersons
Franklin Clarence Mars   1883-1934  
Leo Fender (a.k.a. Clarence)   1909-1991  
Notable Politicians and Statespeople: 1 politician
Saxby Chambliss (a.k.a. Clarence)   1943-  
Notable Scientists and Inventors: 1 inventor
Leo Fender (a.k.a. Clarence)   1909-1991  
Olympic Medalists: 3 bronze, 2 silver, 1 bronze/gold, 1 gold, 1 gold/silver/bronze
(bronze) Clarence Childs   1912   hammer throw  
(bronze) Darcy Hadfield (a.k.a. Clarence)   1920   rowing  
(silver) Clarence Oldfield   1920   4x400 m relay  
(gold/silver/bronze) Clarence Pinkston   1920; 1924   diving  
(bronze) Clarence DeMar   1924   marathon  
(gold) Bud Houser (a.k.a. Clarence)   1924; 1928   discus throw; shot put  
(bronze/gold) Buster Crabbe (a.k.a. Clarence)   1928; 1932   swimming - 1500 m freestyle; swimming - 400 m freestyle  
(silver) Darrow Hooper (a.k.a. Clarence)   1952   shot put  
Shakespearian Characters: 1 character
George Plantagenet (a.k.a. Clarence)   Henry VI (3); Richard III  
Title Characters: 1 song
(song) Clarence   1976   Clarence