 number 2 or 5.Jan Prinsloo won caps for South Africa (RU) while at Western Province against France on Saturday 26 July 1958, and against France on Saturday 16 August 1958, and represented Rugby League XIII (RL).Jan Prinsloo was signed by St. Helens on 14 October 1958, he scored his first try for St. Helens as part of a two-try début against Rochdale Hornets on Saturday 8 November 1958.