Simon F. "Sim" Walton (4 October 1880 – 27 December 1966) was an Irish hurler who played as a full-forward at senior level for the Kilkenny county team. Born in Tullaroan, County Kilkenny, Walton first arrived on the inter-county scene at the age of twenty-two when made his senior debut in the delayed 1900 championship. Walton went on to play a key part for Kilkenny during the team's breakthrough and first golden age, and won seven All-Ireland medals and nine Leinster medals. An All-Ireland runner-up on one occasion, Walton also captained the team to All-Ireland victory in 1911 and 1912.