Gwent were semi-independent under-Kings, or vice versa. Norman conquest With Gwent increasingly overrun by the Norman conquest of Wales, the last native King of Morgannwyg and Glywysing was Iestyn ap Gwrgan (1081–1090), who was subsequently deposed by Robert Fitzhamon. Iestyn's sons became Lords of Afan, while Owain ap Caradog ap Gruffudd contented himself with Gwynllwg and founded the line of the Lords of Caerleon. The name Morgannwg is still used in Wales for the former Marcher Lordship and county of Glamorgan (itself a corruption of the term Gwlad Morgan) and its successor counties List of rulers Glywysing Eugenius, son of Magnus Maximus (c.383 - c.440) Marius, son of Eugenius (c.440 - c.450s) Congar, son of Marius (c. 450s) Solar, son of Marius (fl c.470) Glywys, son of Solar (c. 470–c. 480), who gave his name to the kingdom Gwynllyw, son of Glywys, ruler of Gwynllwg (c. 480–523), cantref of Glywysing Pawl, son of Glywys, ruler of Penychen (c. 480–540), cantref of Glywysing Mechwyn, son of Glywys, ruler of Gorfynydd (c. 480–c.500), cantref of Glywysing Edelig, son of Glywys, King of Edeligion, (fl c.480 - 500?) Cadoc, son of Gwynllyw, ruler of Gwynllwg (523–580) and Penychen (540–580), died without heirs Glywysing is ruled by the Kings of Gwent until Rhys ap Ithel Rhys ap Ithel/Rhys ab Idwal, son of the Kings of Gwent (c. 755–785), with brothers, Rhodri and Meurig Arthfael Hen ap Rhys (Arthfael the Old) (785–c. 825) with Brochfael ap Rhys Rhys ap Arthfael, (c. 830–c. 840) Hywel ap Rhys, (c. 840–886) Owain ap Hywel (886–) Gruffydd ab Owain (–934) King of Gower Cadwgan ab Owain (–950) King of West Glywysing Morgan the Old (Morgan Hen or Morgan ab Owain or Moragn Hen Fawr) (930–974) united the former kingdoms of Gwent and Glywysing in 942 under the name of Morgannwg, but they were broken up again immediately after his death, remaining separate until about 1055 Morgan the Old's son, Owain ap Morgan (974–c. 983) brothers of Owain ap Morgan (Idwallon, Hywel and Cadell) (dates unknown) his son, Rhys ab Owain (c. 990–c. 1000) who ruled Glywysing jointly with his brothers Ithel the Black, son Idwallon (990) Hywel ab Owain (c. 990–c. 1043) and Iestyn ab Owain (c. 990–c. 1015) his son, Rhydderch ap Iestyn (c. 1015–1033) his son, Gruffydd ap Rhydderch (1033–1055) Gwrgant ab Ithel the Black (1033 - 1070) Gruffydd ap Llywelyn, invader and prince of Gwynedd (1055–1063)