William Keri Jones (born 13 January 1945) is a Welsh dual-code international rugby union, and professional rugby league footballer who played in the 1960s and 1970s. He played representative level rugby union (RU) for Wales, and at club level for Cardiff RFC, as a Wing, i.e. number 11 or 14, and representative level rugby league (RL) for Great Britain, and at club level for Wigan (Heritage № 669), as a wing, i.e. number 2 or 5. He was also an accomplished track and field athlete having represented Wales at the 1966 Jamaica Commonwealth Games.