John Holdsworth was a rugby league referee from Kippax, West Riding of Yorkshire, England.
He took charge matches during the 1980s, and 1990s, and was the referee for Wigan's 36-14 victory over Warrington in the 1990 Challenge Cup Final during 1989–90 season at Wembley Stadium, London on Saturday 28 April 1990.
John Holdsworth refereed a number of international Test matches during his career. His first international came on 20 March 1980 when England defeated Wales 17-4 at Boothferry Park in Hull. His last test as a referee was at the Stade d'Albert Domec in Carcassonne, France on 21 November 1993 in a game which saw New Zealand defeat hosts France 36-11 as part of the Kiwis 1993 tour of Great Britain and France.