Gruffydd ap Cynan died in 1137.
Gruffydd ap Cynan was born in 1055.
Cynan ap Hywel died in 1005.
Selyf ap Cynan died in 616.
Llywelyn ap Maredudd ap Llywelyn ap Maredudd ap Cynan died in 1263.
Maredudd ap Gruffydd died in 1155.
Cadell ap Gruffydd died in 1175.
Gruffydd ap Rhydderch died in 1055.
Caradog ap Gruffydd died in 1081.
Dafydd ap Gruffydd died in 1283.
Anarawd ap Gruffydd died in 1143.
Gruffydd ap Rhys ap Thomas died in 1521.
Gruffydd ap Rhys died in 1137.