Nielsen Hayden genealogy
Nest ferch Ieuan ap Gruffudd

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- 1 Nest ferch Ieuan ap Gruffudd [1]
Dafydd Fychan ap Dafydd Llwyd ap Cynwrig
- 2 Margred ferch Dafydd Vychan [1.1]
Maredudd ap Tudur d. Aft 1406
- 3 Owen ap Maredudd ap Tudur [1.1.1]
b. Abt 1400 d. 4 Feb 1461
Catherine of Valois, Queen Consort of England b. 27 Oct 1401 d. 3 Jan 1437
- 4 Edmund Tudor [1.1.1.1]
b. Abt 1430 d. 3 Nov 1456 [ =>]
- 4 Jasper Tudor [1.1.1.2]
b. Abt 1431 d. 21 Dec 1495
- 4 Edmund Tudor [1.1.1.1]
- 3 Owen ap Maredudd ap Tudur [1.1.1]
- 2 Margred ferch Dafydd Vychan [1.1]