Jack Gray may refer to:
Dolly Gray impostor, also known as Jack "Dolly" Gray, unknown American footballer who played in the National Football League in 1922
Jack Gray (American football), end for the Princeton Tigers and the Green Bay Packers of the NFL
Jack Gray (basketball) (1911–1992), American college basketball player and coach
Jack Gray (Canadian football) (1927–2018), Canadian football player for the Toronto Argonauts
Jack Gray (choreographer), choreographer of contemporary Māori dance in New Zealand
Jack Gray (footballer, born 1885) (1885–1950), Australian rules footballer for Geelong
Jack Gray (footballer, born 1916) (1916–2008), Australian rules footballer for Footscray
Jack L. Gray (1927–1981), Canadian marine artist
Jack Gray-Spence (1910–1992), Australian rugby league and rugby union player
Jack Gray (musician), Australian singer and songwriter
