Family: Iorwerth Drwyndwn ap Owain Gwynedd / Marared verch Madog (F14961)
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Male
Iorwerth Drwyndwn ap Owain Gwynedd
Birth 1145 Aberffraw Castle, Anglesey, Wales 
Death 28 Nov 1170 Pennant, Cardiganshire, Wales Burial Nov 1170 Bangor, Carmarthenshire, Wales, United Kingdom Marriage Father Owain Gwynedd | F14963 Group Sheet Mother Gwladys Llywarch | F14963 Group Sheet
Female
Marared verch Madog
Birth 1129 Montgomeryshire, Powys, Wales, United Kingdom Death 1198 Gwynedd, Wales, United Kingdom Burial 1201 Other Spouse Iorwerth Drwyndwn 'The Broken Nose' 'King of Gwynedd | F14962 Marriage 1163 Aberffraw Castle, Anglesey, Wales Father Madog ap Maredudd | F14965 Group Sheet Mother Susanna ferch Gruffudd | F14965 Group Sheet
Male
Llywelyn ab Iorwoerth
Birth 1173 Aberffraw Castle, Anglesey, Wales Christening 11 Nov 1173 Death 11 Apr 1240 Conwy, Caernarfonshire, Wales, United Kingdom Burial Apr 1240 Conwy, Caernarfonshire, Wales, United Kingdom Spouse Joan, of England | F14704 Marriage