Margaret verch Dafydd Fychan

Please see Darrell Wolcott: The Welsh Ancestry of the Tudor Dynasty; http://www.ancientwalesstudies.org/id217.html. (Steven Ferry, July8, 2017.)

Please see Darrell Wolcott: Hwfa ap Cynddelw, Lord of Llifon: http://www.ancientwalesstudies.org/id322.html (Steven Ferry, January 30, 2024.)

Tudur and Margaret were parents to Maredudd ap Tudur (d. 1406); Maredudd married Margaret ferch Dafydd. (Margaret was daughter to Dafydd Fychan, Lord of Anglesey and his wife Nest ferch Ieuan.)

Maredudd ap Tudur and Margaret ferch Dafydd were the parents to Owen Tudor.