Brisbane forward represented Queensland against NSW in 1973 after first playing for Queensland Colts. Khan spent a season with Brisbane Norths where he was recommended to Cronulla by coach, Tom Bishop. The thick-set prop played for Castleford in 1976 77 before he returned to play in the Sharks' two grand final appearances during 1978 (draw and replay). A NSW rep in 1978 and Queensland in a State of Origin match in1981, Khan returned to Brisbane Easts in 1982 and played in three State of Origin matches that year.