Colin Fennelly (born 25 August 1989) is an Irish hurler who plays as a forward for Kilkenny Senior Championship club Ballyhale Shamrocks. He is a former captain of the Kilkenny senior hurling team. Fennelly first appeared on the inter-county scene with the Kilkenny minor and under-21 teams, before establishing himself on the Kilkenny senior team, going on to make a combined total of 88 league and championship appearances across ten seasons. He won 12 trophies with Kilkenny; four All-Ireland titles, five Leinster Championships and three National Hurling League titles. Fennelly served as captain of the team for two seasons and is also a two-time All-Star.