Aiden Ainsworth-Cave

Aiden Ainsworth-Cave (born 21 July 2006) is an English professional rugby union footballer who plays for Northampton Saints and England U20s. His preferred position is Lock.

Club career Ainsworth-Cave was educated at Bedford School where he played first-XV rugby union, and signed his first senior contract with Northampton Saints in May 2024. He later studied at the University of Bath where he played British Universities and Colleges Sport (BUCS) Super Rugby.

He made his debut for Northampton as a replacement in the Premiership Rugby Cup against Harlequins on 1 November 2025.

International career A former England U18 player, He also featured for England U19 in March 2025. That summer, he was a member of the England U20 squad at the 2025 World Rugby U20 Championship. He continued with the side at the 2026 U20 Six Nations in February 2026 and appeared at the 2026 World Rugby Junior World Championship.