Nielsen Hayden genealogy
Gwerystan
![Male](img/tng_male.gif)
( = Descendancy chart to this point,
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- 1 Gwerystan [1] b. Abt 955
- 2 Elinor ferch Gwerystan [1.1]
Cadell ab Einion ab Owain ap Hywel Dda b. Abt 970
- 3 Tewdwr Mawr ap Cadell ab Einion ab Owain [1.1.1]
b. Abt 1000
- 4 Rhys ap Tewdyr, King of Deheubarth [1.1.1.1]
d. Apr 1093 [ =>]
- 4 Gwyn ap Tewdwr Mawr ap Cadell [1.1.1.2]
b. Abt 1030 [ =>]
- 4 Rhys ap Tewdyr, King of Deheubarth [1.1.1.1]
- 3 Tewdwr Mawr ap Cadell ab Einion ab Owain [1.1.1]
- 2 Lleuci ferch Gwerystan [1.2]
b. Abt 980
Llywarch Gam ap Lluddocca ap Tudur Trefor b. Abt 965
- 3 Ednyfed Gam ap Llywarch Gam ap Lluddocca ao Tudur Trefor [1.2.1]
b. Abt 995
Sioned ferch Rhiwallon b. Abt 1000 d. Abt 1070
- 4 Rhys Sais ab Ednyfed Gam ap Llywarch Gam ap Lluddocca [1.2.1.1]
b. Abt 1025 d. 1073 [ =>]
- 4 Rhys Sais ab Ednyfed Gam ap Llywarch Gam ap Lluddocca [1.2.1.1]
- 3 Ednyfed Gam ap Llywarch Gam ap Lluddocca ao Tudur Trefor [1.2.1]
- 2 Cynfyn ap Gwerystan [1.3]
b. Abt 1000
Angharad ferch Maredudd
- 3 Bleddyn ap Cynfyn, King of Gwynedd & Powys [1.3.1]
d. 1075
Haer ferch Cillin
- 4 Maredudd ap Bleddyn ap Cynfyn [1.3.1.1]
d. 1132 [ =>]
- 4 Maredudd ap Bleddyn ap Cynfyn [1.3.1.1]
(Unknown fourth wife of Bleddyn ap Cynfyn)
- 4 Cadwgon ap Bleddyn ap Cynfyn [1.3.1.2]
d. 1111 [ =>]
- 4 Cadwgon ap Bleddyn ap Cynfyn [1.3.1.2]
(Unknown wife of Bleddyn ap Cynfyn)
- 4 Efa ferch Bleddyn ap Cynfyn [1.3.1.3]
[ =>]
- 4 Efa ferch Bleddyn ap Cynfyn [1.3.1.3]
- 3 Rhiwallon ap Cynfyn [1.3.2]
b. Abt 1020 d. Abt 1069
- 4 Gwladus ferch Rhiwallon [1.3.2.1]
[ =>]
- 4 Gwladus ferch Rhiwallon [1.3.2.1]
- 3 Bleddyn ap Cynfyn, King of Gwynedd & Powys [1.3.1]
(Unknown wife or mistress of Cynfyn ap Gwerystan)
- 3 Iwerydd ferch Cynfyn [1.3.3]
Edwin of Tegeingl d. 1073
- 4 Owain ab Edwin [1.3.3.1]
d. 1104 [ =>]
- 4 Uchdrud ab Edwin ap Gronwy [1.3.3.2]
b. Abt 1030 [ =>]
- 4 Owain ab Edwin [1.3.3.1]
- 3 Iwerydd ferch Cynfyn [1.3.3]
- 2 Elinor ferch Gwerystan [1.1]