GF
Gruffudd Fychan II of Powys Fadog
d. 1369
Vitals
Died
1369
Family
Children
About
Gruffudd Fychan, hereditary prince of Powys Fadog and lord of Glyndyfrdwy and Sycharth, was Owain Glyndwr's father; from him the rebel prince took his descent from the old royal house of Powys.
Research notes
✓ GRUFFUDD FYCHAN II, Tywysog of POWYS FADOG, Lord of Glyndyfrdwy and Sycharth (d.c.1369); father of Owain Glyndwr (our line). DOCUMENTED FLOOR here: the princes of Powys Fadog above him, running back to Bleddyn ap Cynfyn, are note-only, extendable. Standard well-documented late-medieval Welsh genealogy per the cited authorities (web-confirmed 7 Aug 2026); contested rungs note-only, not hardened.