Gavin Bennion (born 31 December 1993) is a Wales international rugby league footballer who plays as a prop or second row forward for the Widnes Vikings in the RFL Championship.

[3] Bennion was born in Warrington, Cheshire, England.

Bennion has previously played for the Mackay Cutters and spent time on loan at the Swinton Lions, Oldham RLFC and Featherstone Rovers.

[4][5] On 11 Jul 2020 it was reported that he had signed for Rochdale Hornets in the RFL League 1[6] On 30 Oct 2024 it was reported that he had signed for Widnes Vikings in the RFL Championship on a 1-year deal.

[7] He was selected in the Wales 9s squad for the 2019 Rugby League World Cup 9s.