St Helen's Rugby and Cricket Ground (Welsh: Maes Rygbi a Chriced St Helen), commonly known as St Helen's, is a sports venue in Swansea, Wales, owned and operated by the City and County of Swansea Council. Used mainly for rugby union and cricket, it has been the home ground of Swansea RFC and was Swansea Cricket Club's home until 2025. Since 2025, the Ospreys have planned to return to the St. Helen's ground after 20 years, moving from the Swansea.com Stadium.