Ruby Anderson (born 8 May 2007) is an Australian rugby union player. She represents internationally and plays for the NSW Waratahs in the Super Rugby Women's competition.
Anderson started playing rugby at the age of nine, at Avoca Beach RC. In her first season with Sydney University FC, they won the Jack Scott Cup in 2024.
Anderson was selected in the Wallaroos side for the 2024 WXV 2 tournament but did not play any matches.
She won the 2025 Super Rugby Women's season with the NSW Waratahs. She was then selected for the Pacific Four Series where she made her international debut for against the . She represented Australia A against in Canberra and won player-of-the-match.