C. J. (given name)
C. J. is a given name or nickname and may refer to:People
- C. J. Beathard, American football quarterback for the San Francisco 49ers
- C. J. Bott, New Zealander footballer
- C. J. Carella, RPG author
- C. J. Chatham, American professional baseball player
- C. J. Cherryh, American writer of speculative fiction
- C. J. de Mooi, professional quizzer who appeared on BBC Television's Eggheads until 2012
- C. J. Henderson, multiple people
- C. J. Miles, NBA basketball player
- C. J. Moore, American football player
- C. J. Nitkowski, American baseball player
- C. J. Pearson, American journalist and political commentator
- C. J. Perry, professional wrestling manager under the ring name Lana
- C. J. Ramone, stage name of Christopher Joseph Ward, best known for working as the bassist and sometimes vocalist of the Ramones
- C. J. Reavis, American football player
- C. J. Snare, vocalist/keyboardist
- CJ Stander, South African rugby player in Ireland
- C. J. Watson, NBA basketball player
- C. J. Wildheart, guitarist/vocalist with The Wildhearts and Honeycrack
Fictional characters
- C. J. Barnes, a fictional character on the television show 8 Simple Rules portrayed by David Spade
- C. J. Cregg, fictional character on the television show The West Wing
- Charles "C. J." Jefferson, a fictional character in The Fall and Rise of Reginald Perrin
- Carl "C. J." Johnson, fictional main character of the video game Grand Theft Auto: San Andreas
- C. J. Parker, fictional character on the television show Baywatch
- C. J., a character from the Cartoon Network animated series Regular Show
- Captain Jason "C.J." Stentley, police captain on the TV show Brooklyn Nine-Nine