John "Jack" Feetham (birth unknown – death unknown) was an English professional rugby league footballer who played in the 1920s, 1930s and 1940s. He played at representative level for Great Britain and England, and at club level for Hull Kingston Rovers (Heritage Nº), and Salford, as a prop, or loose forward, i.e. number 8 or 10, or 13, during the era of contested scrums.