John McMillan Shearer (8 July 1917 – 3 April 1979) was a Scottish professional football player and coach.

After serving with the British Army during World War Two, Shearer signed a professional contract with Derby County in 1946. He left later that same year to sign for Bradford City, where he spent three seasons before moving to Grimsby Town.

After retiring as a player in 1951, Shearer became manager of Irish club Sligo Rovers.

• John Shearer at Post War English & Scottish Football League A–Z Player's Transfer Database