Cynan ap Iago of Gwynedd
Cynan ap Iago of was born about 1014 in Aberffro, Malltraeth, Anglesey, Wales.  He died about 1060.

 Ranult (Ragnhildir) Olaf of Dublin Ingen
Ranult (Ragnhildir) Olaf of Dublin was born before 1042.  She died after 1055.

 Gruffydd ap Cynan
Gruffydd ap was born in 1055 in Dublin, Ireland.  He died in Caernarvonshire, Wales.  He was buried in Bangor Cathedral.