Seisyll Ap Ednywain
Seisyll Ap was born about 0938 in Wales.  Seisyll Ap is no longer alive.

 Prawst Verch Elise
Prawst Verch was born about 0940 in Gwynedd, Wales.  Prawst Verch is no longer alive.

 Llewelyn I ap Seisyll
Llewelyn I ap was born about 0980 in Rhuddlan, Flintshire, Wales.  He died in 1023.

 Cynan ap Setsyll
Cynan ap was born about 0984.