*Denis verch Bleddyn
born about 1062 Montgomeryshire, Wales

father:
*Bleddyn ap Cynfyn
born about 1025 Montgomeryshire, Wales
died 1075

mother:
unknown

siblings (perhaps half-brother):
*Cadwgon ap Bleddyn born about 1070 Montgomeryshire, Wales died 1111 (slain)

spouse:
*Iestyn ap Gwrgan
born about 1040 Glamorganshire, Wales
died after 1093 Monastery, Llangenyw, Denbighshire, Wales

children:
*Caradog ap Iestyn
born Afan, Glamorganshire, Wales

biographical and/or anecdotal:

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