Llywelyn Fawr ap Iorwerth

ap Owain Gwynedd Side

• ap Owain Gwynedd, Iorwerth Drwyndwn - Abt 1174

• Gwynedd, Owain King of Gwynedd - 1169
• ferch Llywarch, Gwladus

• ap Cynan ab Iago, Gruffydd King of Gwynedd Abt 1055 - 1137  (~ 82 years)
• ferch Owain, Angharad - 1162
• ap Trahearn, Llywarch - Aft 1124

• ab Iago, Cynan
• of Dublin, Radnailt
• ab Edwin, Owain - 1104
• (Unknown daughter of Ednywain Bendew)
• ap Caradog, Trahearn King of Gwynedd - 1081

• ab Idwal, Iago King of Gwynedd - 1039
• mac Sitric, Amlaíb - 1034
• ingen Dúnlaing, Máelcorcre
• of Tegeingl, Edwin - 1073
• ferch Cynfyn, Iwerydd
• Caradog

ferch Madog Side

• ferch Madog, Margred

• ap Maredudd, Madog Prince of Powys Fadog - 1160
• (Unknown wife or mistress of Madog ap Maredudd)

• ap Bleddyn ap Cynfyn, Maredudd - 1132
• ferch Einudd, Hunydd

• ap Cynfyn, Bleddyn King of Gwynedd & Powys - 1075
• ferch Cillin, Haer
• ap Morien ap Morgeneu ab Elystan ap Gwaithfoed, Einudd Abt 1070 -

• ap Gwerystan, Cynfyn Abt 1000 -
• ferch Maredudd, Angharad
• y Blaidd Rhudd, Cillin