| | Roger II deMortimer 1231–… | | |
| | Ralph deMortimer 1190–1246 Gwladys Ddu ferch Llywellyn Aberffraw 1194–… | | |
| | WilliamIII Lord deBeauchamp …–1268 | | |
| | Walcheline deBeauchamp …–1235 | | |
| | Roger deMortimer 1158–1214 Millicent deFerrers 1164–1252 | | |
| | Hugh deMortimer 1108–1184 | | |
| | William leMeschines 1096–… | | | | | RanulphIII leMeschines Earl of Chester 1070–1128 Lucy Taillebois 1070–1128 | | | | Randulf Earl of Chester deBrichessart 1050–1129 Maud deAvranches 1053–1084 | | | | Randulf Count of Bayeux 1017–1047 | | | | Ancitel Count of Bayeux 992–1031 | | |
| | | RichardIII Duke of Normandy 1000–1028 | | |
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| | | Richard leGoz Vicompt of Avranches 1025–1066 | | | | Thurstan leGoz Lord Hiesmes 989–… Judith deMontanolier 1004–… | | |
| | | Herluin Viscompte deConteville …–1066 Arletta of Falaise 1003–1050 | | |
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| | | Ivo FitzRichard deRoumare Taillebois 1036–1094 | | | | | Alfgar Earl of Mercia 1002–1060 | | | | LeofricIII the Great Earl of Mercia 968–1057 Godiva of Mercia Lady 1010–1067 | | |
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