Nielsen Hayden genealogy
Llywelyn ap Gruffudd ap Gwenwynwyn
- Bef 1295( = Descendancy chart to this point, = Expand, = Collapse)
- 1 Llywelyn ap Gruffudd ap Gwenwynwyn [1] d. Bef 29 Jun 1295
- Margred ferch Mardedudd Goch ap Maredudd ab Iorwerth Fychan
- 2 Efa ferch Llywelyn ap Gruffudd [1.1]
- Madog ab Iorwerth ap Madog ap Gruffudd
- 3 Gwerfyl ferch Madog [1.1.1] d. Aft 1293
- Gronwy ap Tydyr HĂȘn ap Gronwy d. 1331
- 4 Tudur ap Gronwy [1.1.1.1] d. 1367 [ =>]
- Gronwy ap Tydyr HĂȘn ap Gronwy d. 1331
- 3 Gwerfyl ferch Madog [1.1.1] d. Aft 1293
- Madog ab Iorwerth ap Madog ap Gruffudd
- 2 Efa ferch Llywelyn ap Gruffudd [1.1]
- Margred ferch Mardedudd Goch ap Maredudd ab Iorwerth Fychan