| | Roger Mortimer of Wigmore, 1st Baron Mortimer 1231–1282 Maud de Braose Baroness Wigmore 1226–1301 | | | | Ranulph (Ralph) de Mortimer 1198–1246 Gwladus Ddu ferch Llyweyn …–1251 | | | | Llywelyn Fawr ab Iorwerth 1173–1240 | | | | Iorwerth ab Owain Gwynedd 1145–1174 | | |
| | | Llywarch Goch … of Rhos …–… |
| | | King of England John … 1167–1216 | | |
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| | | William de Braose 10th Baron Abergavenny 1197–1230 Eve (Eva) Marshall 1203–1246 | | | | Reginald de Braose 1182–1228 Grace de Briwere 1186–1223 | | | | William de Braose 4th Lord of Bramber 1144–1211 Matilda de St. Valery 1155–1210 | | |
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| | | William Marshall 1st Earl of Pembroke 1146–1219 Isabel de Clare 1172–1220 | | | | Richard de Clare 1130–1176 Aoife MacMurrough 1145–1188 | | |
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