Family: Llywelyn Ap Seisyll / Angharad Verch Maredudd (F5543)
m. Abt 1058
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Male
Llywelyn Ap Seisyll
Birth Abt 980 Of, Rhuddlan, Flintshire, Wales 
Death 1021/1023 Burial Marriage Abt 1058 Father Seisyll Ap Ednywain | F5544 Group Sheet Mother Prawst Verch Elise | F5544 Group Sheet
Female
Angharad Verch Maredudd
Birth Abt 982 Of, , Deheubarth, Wales Death Burial Other Spouse Cynfyn Ap Gwerystan | F9326 Marriage 1023 Father Maredudd Ap Owain | F5600 Group Sheet Mother Mrs-Maredudd Ap Owain | F5600 Group Sheet
Male
Gruffydd Ap Llewelyn, [KING OF GWYNED
Birth Abt 1011 Of, Rhuddlan, Flintshire, Wales Death 5 Aug 1063 Burial Spouse Ealdgyth Queen Of England | F9020 Marriage Abt 1058