Idwal I Foel the Bald ap Anarawd
Idwal I Foel the Bald ap was born in 0883 in Aberffro, Malltraeth, Angelesey, Wales.  He died at the age of 59 in 0942 in Battle against the Anglo-Danes.

 Mereddon verch Cadwr
Mereddon verch was born about 0887 in Gwynedd, Wales.

 Iago ap Idwal Foel
Iago ap Idwal was born about 0908 in Gwynedd, Wales.  He died in 0979.