Jeff Gray may refer to:
Jeff Gray (baseball, born 1963), former Major League Baseball pitcher for Cincinnati and Boston Jeff Gray (baseball, born 1981), former Major League Baseball pitcher for Oakland, Chicago (NL), Chicago (AL), Seattle, and Minnesota Jeffrey Alan Gray (1934–2004), British psychologist
See also Geoff Gray (born 1994), Canadian gridiron football player Geoff Gray (cricketer) (born 1943), Australian cricket player Geoff Gray (rugby union), South African international rugby union player Geoffrey Gray (born 1979), American author, documentary producer, and journalist Geoffrey Gray (basketball) (born 1997), American-Israeli professional basketball player Geoffrey Grey (1934–2023), British composer Jeffrey Grey (1959–2016), Australian military historian