Jack Steven Willis (born 24 December 1996) is an English professional rugby union player who plays as a flanker for Top 14 club Toulouse and the England national team.
[2] In November 2016 he made his first senior start for Wasps in an Anglo-Welsh Cup game against Sale Sharks.
[5][6] Wasps entered administration on 17 October 2022 and Willis was made redundant along with all other players and coaching staff.
[8][9] On 8 December 2024, he won player of the match in the opening round of the 2024–25 Champions Cup helping his side to defeat Ulster 61-21.
[13] In October 2020 Willis was again called up by coach Eddie Jones to train with the senior squad as they completed their Six Nations campaign.