*Gwylfyw ap Marchwyn
born about 0664 North Wales

father:
*Marchwyn ap Bran
born about 0624 North Wales

mother:
unknown

siblings:
unknown

spouse:
unknown

children:
*Tyfodedd ap Gwylfyw
born about 0704 North Wales

biographical and/or anecdotal:

notes or source:
LDS
research of S. E. Oman Salt Lake City