Michael John Macaulay (born 19 April 1939) is a former South African cricketer who played in one Test match in 1965. A left-arm pace bowler who sometimes also bowled spin, Macaulay was educated at Hilton College where he played for the 1st XI. He made his first-class debut for Transvaal against Border in 1957-58, becoming a regular player in 1959-60. In 1963-64, playing for Orange Free State in the B Section of the Currie Cup, he took 37 wickets at 13.35, including career-best figures of 7 for 49 (11 for 97 in the match) against Rhodesia at Bloemfontein.