Jack Clark
Jack Clark may refer to:
Arts and media
- Jack Clark (Australian director), writer-director of the 2023 horror film Birdeater
- Jack Clark (television personality), American television game show host and announcer
- Jack J. Clark, American actor and director
Sportsmen
- Jack Clark (baseball), Major League Baseball player
- Jack Clark (cricketer), English cricketer
- Jack Clark (footballer), Australian footballer
- Jack Clark (rugby union), American rugby coach and former rugby union player
Others
- Jack Clark (AI policy expert), co-founder of Anthropic