Cyril Kellett (27 April 1937 – 21 March 1993) was an English professional rugby league footballer who played in the 1950s, 1960s and 1970s, and coached in the 1970s. He played at representative level for (a team composed of players from both Hull FC and Hull Kingston Rovers), and at club level for (Harewood Avenue, Pontefract), Hull Kingston Rovers and Featherstone Rovers (Heritage № 480) (captain), as a right-footed toe-end style (rather than round the corner style) goal-kicking fullback, i.e. number 1, and coached at club level for Bradford Northern (A-Team) from 1978.