ap Llywelyn Side

• ap Llywelyn, Gruffydd King of Wales ( Abt 1007 - 1063  (~ 56 years))

• Seisyll, Llywelyn ap ( - 1023)
• ferch Maredudd, Angharad ()

• Seisyll ()
• ap Owain, Maredudd King of Gwynedd ( - 999)

Maternal Side

• Ealdgyth ( - Aft 1070)

• Ælfgar Earl of Mercia ( - Abt 1062)
• Elfleda ()

• Leofric Earl of Mercia ( - 1057)
• Godiva ( - Between 1066 and 1086)
• Ealdred Earl of Northumberland ( - 1038)