Iestyn ap Gwrgant

Iestyn ap Gwrgant (or Jestyn ap Gwrgant) (Justin, son of Gwrgant) (c. 1045–1093) was the last ruler of the Welsh kingdom of Morgannwg, which encompassed the counties of Glamorgan and Monmouthshire . == Lineage == Iestyn ap Gwrgant was the last ruler of the royal house of Morgannwg, which had a lineage stretching back over five centuries to Tewdr
Found on http://en.wikipedia.org/wiki/Iestyn_ap_Gwrgant
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