Frank Castle (second ¼ 1924 – 15 August 1999) was an English Olympic Games sprint trialist, rugby union, and professional rugby league footballer who played in the 1940s, 1950s and 1960s. He played representative level rugby union (RU) for Warwickshire, and at club level for Coventry R.F.C., and representative level rugby league (RL) for Great Britain and England, and at club level for Leigh (Heritage № 581) and Barrow, as a wing, i.e. number 2 or 5.