| | Margaret deMortimer 1352–… | | |
Catherine Kniveton 1352–… | | |
| | JohnI Tuchet Lord of Markeaton 1327–1370 | | |
| | Joan deMortimer 1314–1351 James Audley Sir 1312–1386 | | |
| | Roger deMortimer 1287–1330 | | | | Piers deGenville Sir 1256–1292 | | | | Geoffrey deGenville Sir 1227–1314 | | | | Simon Seigneur deJoinville 1200–1233 Beatrice of Auxonne 1205–… | | | | StephenIII Count of Auxonne …–… | | |
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