Seisyll Ap Ednnywain
Seisyll Ap was born in 0938.  He died at the age of 92 in 1030.

 Prawst Verch Elsie
Prawst Verch was born in 0949 in Gwynedd, Wales.  She died at the age of 86 in 1035.

 Llewelyn Ap Seisyll
Llewelyn Ap was born in 0980 in Rhuddlan, Flint, Wales.  He died at the age of 41 in 1021.