Cadfan ap Iago
Cadfan ap was born in 0569.  He died in Wales.

 Tandreg Ddu verch Cynan
Tandreg Ddu verch was born in 0569 in Powys, Wales.

 Cadwallon II ap Cadfan of Gwynedd
Cadwallon II ap Cadfan of was born in 0591 in Wales.  He died at the age of 43 in 0634 in Denise's Burn, Yorkshire or Northumbria, England.

 Efeilian verch Cadfan
Efeilian verch was born about 0591.