Bleddyn ap Cynvyn
Bleddyn ap was born about 1026 in Montgomeryshire, Wales.  He died in 1072.

 Haer Verch Cynyllyn
Haer Verch was born about 1025 in Gest, Caemarvonshire, Wales.  Haer Verch is no longer alive.

 Maredydd Powys ap Bleddyn
Maredydd Powys ap was born about 1047 in Montgomery, Wales.

 Cadwygn Ap Bleddyn
Cadwygn Ap was born about 1050.