| | | | | | | | | | Randolf De NEVILLE 1262–1331 Eupheme Fitzroger CLAVERING 1267–1329 | | | | Robert De NEVILLE 1240–1271 Mary FITZRANDOLPH 1244–1320 | | |
| | | Robert FitzRoger CLAVERING 1247–1310 Margery (Mary) La ZOUCHE 1251–… |
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| | | Isolde (Iseude, Iswolde) De MORTIMER 1270–1328 | | | | James Of ALDITHLEY (AUDLEY) 1225–1272 | | |
| | | Edmund De MORTIMER 1252–1304 Margaret De FIENNES 1262–1333 | | |
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| | | Idonea De CLIFFORD 1300–1365 | | | | Eleanor FITZALAN ARUNDEL 1277–1328 | | | | Eleanor PLANTAGENET DE WARENNE 1244–1282 | | |
| | | Isabella De MORTIMER 1248–1274 | | |
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| | | Robert De CLIFFORD 1274–1314 | | | | Roger De CLIFFORD 1243–1282 Isabel De VIPOUNT 1254–1291 |
| | | Thomas De CLARE 1248–1287 Julian FITZMAURICE 1249–1309 |
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