John Maurice Mills (born 28 March 1953) is a retired British international swimmer.

[1] He represented England and won a bronze medal in the 4 x 200m freestyle relay, at the 1970 British Commonwealth Games in Edinburgh, Scotland.

[2][3] Eight years later he won double silver in the 100 metres butterfly and the 4 x 100m medley relay, at the 1978 Commonwealth Games in Montreal, Canada.

[4] He also won the ASA National Championship title in the 100 metres butterfly (1972, 1976, 1977, 1978) and the 1971 title in the 200 metres butterfly.

[5][6][7][8][9] He also won the 1971 ASA British National 1500 metres freestyle title.