LA
Llywelyn ab Owain
Vitals
Family
Parents
Children
About
Llywelyn ab Owain, lord of half Gwynionydd in Ceredigion, held a fragment of the old kingdom of Deheubarth under the English crown; his granddaughter's son was Owain Glyndwr.
Research notes
~✓ Standard Deheubarth pedigree (Bartrum/DWB; the chain by which Owain Glyndwr's own lawyers claimed Deheubarth). Father of Tomas (I100476, our line). Wired 8 Oct 2026 (Deheubarth flank).