Jack Gregory (American football player)


 * This is about the NFL player. For the English footballer, see Jack Gregory (footballer). For the college football head coach, see Jack Gregory (American football coach).

Earl Jackson Gregory (born October 3, 1944) is a former American football defensive end in the National Football League who played for the Cleveland Browns and the New York Giants in a thirteen-year career that lasted from 1967 through 1979. He is unofficially credited with 103 quarterback sacks for his career (38 with the Browns and 65 with the Giants). The Browns credit him with 14 sacks for the 1970 NFL season, the second-best total in team history.

Gregory played college football at University of Tennessee at Chattanooga and Delta State. He was inducted into the Mississippi Sports Hall of Fame in 2000. His father, Jack Gregory Sr., played with the Cleveland Rams in 1941.