Cynan Ap IAGO
Cynan Ap was born about 1014 in Of Aberffro, Malltraeth, Anglesey, Wales.

 Rhanullt O'OLAF
Rhanullt was born about 1031 in Of Dublin, , Ireland.

 Gruffydd Ap CYNAN
Gruffydd Ap was born in 1055 in Of, , Caernarvonshire, Wales.  He died at the age of 82 in 1137 in , , Caernarvonshire, Wales.  He was buried in Bangor Cathedral, Is Gwyrfai, Caernarvonshire, Wales.