John Chapman is an Australian former rugby League footballer who played in the 1970s and 1980s.
He played six seasons for St. George between 1973 and 1978 which included three grand final appearances.
He played on the wing in the 1977 Grand Final Draw against Parramatta and missed a penalty kick for goal in the dying seconds of extra time, sending the drawn match to a replay.
The following Wednesday in the 1977 Grand Final Replay the Dragons beat Parramatta 22-0 and Chapman became at premiership winner.
He left St. George and joined Parramatta for two seasons in 1979-1980, before finishing career at the Brisbane club, Redcliffe.