Cynfyn Ap Genllin
Cynfyn Ap was born in 1132 in Ynys Allan, Meisgyn, Glamorgan, Wales.  Cynfyn Ap is no longer alive.

 Gwladus Verch Seisyll
Gwladus Verch was born in 1136 in Abergavenny, Monmouthshire, England.

 Arthen Ap Cynfyn
Arthen Ap was born in 1160 in Ynys Allan, Meisgyn, Glamorgan, Wales.