Llywelyn ap Seisyll , Prince of North Wales

Llywelyn ap was born in 0980 in Rhuddlan, Flintshire, Wales.  Llywelyn ap's father was Seisyll ap Ednywain and his mother was Prawst verch Elise.  He was an only child.  He died at the age of 43 in 1023.

‌Llywelyn ap and Angharad verch were married in a religious ceremony about 0994 in 1st husband.  They had a son named Gruffudd ap.