William Ivison (5 June 1920 – 12 March 2000) was an English professional association football and rugby league footballer who played in the 1940s and 1950s. He played club level association football (soccer), for Gillingham F.C., and representative level rugby league (RL) for Great Britain, England and Cumberland and at club level for Workington Town, as a loose forward, i.e. number 13, during the era of contested scrums.