Rhys ap Gruffudd Welsh nobleman, died 1256 (1200–1256) Parents Gruffydd ab Ifor Mabel of Gloucester Children Joan ferch Rhys Siblings Mawd ferch Gruffudd ab Ifor Bach Hywel Felyn ap Gruffudd ab Ifor Bach NN Gwenllian ferch Gruffudd ab Ifor