John Reginald Sharp (20 March 1909 – 1974) was a motorcycle speedway rider from Australia.

[1][2] Sharp rode in Western Australia for Johnnie Hoskins before going to Singapore[3] and then the United Kingdom in 1930.

[1] In 1931, he made a couple of appearances for Wimbledon Dons before racing mainly at the Greenford Speedway[6] and in 1932, rode grasstrack.

During the 1933 and 1934 seasons, he signed for the Plymouth Tigers, winning the 1933 West of England Championship and topping the averages for the Devon team during the 1934 Speedway National League.

Sharp is listed as number 40 of 50 in the 1930s Player's cigarette card collection.