Margred ferch Einion ap Seisyll: NH genealogy

Nielsen Hayden genealogy

Generation: 1

1.	Margred ferch Einion ap Seisyll (daughter of Einion ap Seisyll and Nest ferch Madog). Family/Spouse: Thomas ap Rhodri ab Owain Gwynned. Thomas (son of Rhodri ab Owain Gwynned) was born about 1170. [Group Sheet] [Family Chart] Children: (Unknown daughter of Thomas ap Rhodri)

Generation: 2

2. Einion ap Seisyll was born about 1170 (son of Seisyll and Isabel ferch Bradwen).
Einion married Nest ferch Madog. [Group Sheet] [Family Chart]
3.
Nest ferch Madog (daughter of Madog ap Cadwgon ap Madog ap Cadwgon and Efa ferch Madog ap Philip ab Uchtrud).
Children:

1. Margred ferch Einion ap Seisyll

Generation: 3

4. Seisyll was born about 1130 in of Meirionnydd, Wales.
Seisyll married Isabel ferch Bradwen. [Group Sheet] [Family Chart]
5.
Isabel ferch Bradwen
Children:

2. Einion ap Seisyll was born about 1170.

6.	Madog ap Cadwgon ap Madog ap Cadwgon was born about 1170 in of Nannau, Meirionnydd, Wales (son of Cadwgon ap Madog ap Cadwgon ap Bleddyn and Gwenllian ferch Owain Gwynedd). Madog married Efa ferch Madog ap Philip ab Uchtrud. [Group Sheet] [Family Chart]

7.
Efa ferch Madog ap Philip ab Uchtrud
Children:

3. Nest ferch Madog

Generation: 4

12. Cadwgon ap Madog ap Cadwgon ap Bleddyn (son of Madog ap Cadwgon ap Bleddyn ap Cynfyn and Jane ferch Cynwrig).
Cadwgon married Gwenllian ferch Owain Gwynedd. [Group Sheet] [Family Chart]

13.

Gwenllian ferch Owain Gwynedd (daughter of Owain Gwynedd, King of Gwynedd and (Unknown mistress of Owain Gwynedd)).

Children:

6. Madog ap Cadwgon ap Madog ap Cadwgon was born about 1170 in of Nannau, Meirionnydd, Wales.

Generation: 5

24. Madog ap Cadwgon ap Bleddyn ap Cynfyn (son of Cadwgon ap Bleddyn ap Cynfyn and Gwenllian ferch Gruffudd).
Madog married Jane ferch Cynwrig. [Group Sheet] [Family Chart]
25.
Jane ferch Cynwrig
Children:

12. Cadwgon ap Madog ap Cadwgon ap Bleddyn

26.	Owain Gwynedd, King of Gwynedd (son of Gruffydd ap Cynan ab Iago, King of Gwynedd and Angharad ferch Owain); died in 1169; was buried in Bangor Cathedral, Bangor, Gwynedd, Wales. Owain married (Unknown mistress of Owain Gwynedd). [Group Sheet] [Family Chart]

27.
(Unknown mistress of Owain Gwynedd)
Children:

13. Gwenllian ferch Owain Gwynedd

Generation: 6

48.	Cadwgon ap Bleddyn ap Cynfyn (son of Bleddyn ap Cynfyn, King of Gwynedd & Powys and (Unknown fourth wife of Bleddyn ap Cynfyn)); died in 1111. Cadwgon married Gwenllian ferch Gruffudd. [Group Sheet] [Family Chart]

49.
Gwenllian ferch Gruffudd (daughter of Gruffydd ap Cynan ab Iago, King of Gwynedd and (Unknown wife or mistress of Gruffudd ap Cynan)).
Children:

24. Madog ap Cadwgon ap Bleddyn ap Cynfyn

52.	Gruffydd ap Cynan ab Iago, King of Gwynedd was born about 1055 (son of Cynan ab Iago and Radnailt of Dublin); died in 1137. Gruffydd married Angharad ferch Owain about 1095. Angharad (daughter of Owain ab Edwin and (Unknown daughter of Ednywain Bendew)) died in 1162. [Group Sheet] [Family Chart]

53.

Angharad ferch Owain (daughter of Owain ab Edwin and (Unknown daughter of Ednywain Bendew)); died in 1162.

Children:

26. Owain Gwynedd, King of Gwynedd died in 1169; was buried in Bangor Cathedral, Bangor, Gwynedd, Wales.
Susanna ferch Gruffydd ap Cynan
Gwenllian ferch Gruffudd died in 1136.
Cadwaladr ap Gruffudd ap Cynan, King in Wales died in 1172; was buried in Bangor Cathedral, Bangor, Gwynedd, Wales.