Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Caradog ab Iestyn, fl. 1130, 2 canlyniadau
- Mansell family, Barons of Margam, 1 canlyniadau
- Williams, P. B. (Peter Bailey), 1763-1836, 1 canlyniadau
- Bleddyn ap Cynfyn, active 1063 or 1064-1075, 1 canlyniadau
- Gamage family, of Glamorgan, 1 canlyniadau
- Turberville family, Crughywel, 1 canlyniadau
- Madog ap Iestyn, 1 canlyniadau
- Rhys ap Iestyn ap Gwrga, 1 canlyniadau
- Vaughan family, Kilvey, 1 canlyniadau
- Herbert Family, of Glamorgan, 1 canlyniadau
- Pob un
- Welsh language -- Glossaries, vocabularies, etc. -- Early works to 1800, 1 canlyniadau
- Kings and rulers -- Chronology -- Early works to 1800, 1 canlyniadau
- Names, Geographical -- Great Britain -- Early works to 1800, 1 canlyniadau
- Glamorgan (Wales) -- Genealogy, 1 canlyniadau
- Wales, South -- Genealogy, 1 canlyniadau
