Rhun Williams (born 5 June 1997) is a retired Welsh rugby union player. He grew up in Llanrug.[1] Rhun played primarily as a fullback for Cardiff Blues, but also could play wing. He was a Wales U20 international.
In May 2017 Williams was selected for the Wales national team summer 2017 tour of Samoa and Tonga.[4] On 23 May 2017 he withdrew from the squad due to injury and was replaced by Phil Dollman.[5]
Williams announced his retirement in March 2020, after failing to overcome a neck injury sustained two years prior.[6]