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| | | | | / | 10711 | Renauld de COURTENAY | |
| | | | / | 10715 | Renaud de COURTENAY 10711 10712 | | |
| | | | | | \ | 10712 | Hawise de DONJON 10713 10714 | more > |
| | | / | 9192 | Robert de COURTENAY @16. 10715 10716 | | | |
| | | | | | | / | 10717 | William de CURCY | |
| | | | | \ | 10716 | Hawise de CURCY 10717 | | |
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| | / | 10720 | John or Hugh de COURTENAY @10. 9192 9193 | | | | |
| | | | | | | / | 9206 | Baldwin de REVIERS | |
| | | | | | / | 9194 | William de VERNON de REVIERS @16. 9206 | | |
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| | | | \ | 9193 | Mary de VERNON de REVIERS @16. 9194 9195 | | | |
| | | | | | | / | 9203 | Robert de BEAUMONT 9204 9205 | more > |
| | | | | \ | 9195 | Mabel (Countess) de BEAUMONT @16. 9203 9202 | | |
| | | | | | \ | 9202 | Maud de DUNSTANVILLE of.Cornwall.@16. 9199 9200 | more > |
| / | 10195 | Hugh de COURTENAY 10720 3759 | | | | | |
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| | | | | / | 3757 | Hugh de VERE 4th.Earl.of.Oxford.@44. | | | |
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| | | \ | 3759 | Isabel De VERE @10. 3757 3758 | | | | |
| | | | | | | / | 22473 | Robert De QUINCY Lord.Of.Buckley.@326. 22475 22476 | more > |
| | | | | | / | 7746 | Saher de QUINCY @326. 22473 22474 | | |
| | | | | | | | \ | 22474 | Oeabilis De MAR | |
| | | | \ | 3758 | Hawise De QUINCY @78. 7746 7745 | | | |
| | | | | | | / | 7743 | Robert III 'Blanchemains' de BEAUMONT 7725 7726 | more > |
| | | | | \ | 7745 | Margaret 'FitzPernel' de BEAUMONT @201. 7743 7744 | | |
| | | | | | \ | 7744 | Peronelle de GRANDMESNIL @201. | |
/ | 10196 | Hugh de COURTENAY 10195 10194 | | | | | | |
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| | | | | / | 10050 | Hugh le DESPENSER | | | |
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| | | | / | 9379 | Hugh le DESPENSER 10050 | | | | |
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| | \ | 10194 | Alinore DESPENCER @10. 9379 9380 | | | | | |
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| | | | | / | 11286 | Hawise de Louvaine (dau of de Louvaine) | | | |
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| | | \ | 9380 | Aline or Aliva BASSET @26. 11286 11287 | | | | |
| | | | | | | / | 10707 | Thomas BASSET @34. 8675 8676 | more > |
| | | | | | / | 11288 | Alan Basset, lord of Wycombe @26. 10707 10708 | | |
| | | | | | | | \ | 10708 | Alice de DUNSTANVILLE @34. | |
| | | | \ | 11287 | Sir Philip Basset of Wycombe 29.10.1271) 11288 11289 | | | |
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| | | | | \ | 11289 | Aline or Aliva dau of Philip de GAI @26. | | |
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10612 | Thomas COURTENAY @10. 10196 10197 | | | | | | | |
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| | | | / | 26634 | William de St JOHN | | | |
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| | | / | 11711 | Robert de St. JOHN Lord.of.Basing.@16. 26634 26635 | | | | |
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| | | | | \ | 26635 | Godechild de PAGANEL | | | |
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| | / | 11712 | John de St. JOHN of.Basing.@14. 11711 11710 | | | | | |
| | | | | | | | / | 11795 | Walter de CANTILUPE 11796 11797 | more > |
| | | | | | | / | 11182 | William de CANTILUPE 11795 11801 | | |
| | | | | | | | | \ | 11801 | Melette de DYNAN | |
| | | | | | / | 11184 | William de CANTILUPE Steward. 11182 | | | |
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| | | | \ | 11710 | Agnes CANTILUPE @16. 11184 11185 | | | | |
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| | | | | | | / | 11708 | Hugh de GOURNAY | | |
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| | | | | \ | 11185 | Millicent De GOURNAI 11708 11709 | | | |
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| | | | | | \ | 11709 | Juliana de DAMMARTIN | | |
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\ | 10197 | Agnes St. JOHN @14. 11712 11713 | | | | | | |
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| | | | / | 7698 | Piers FitzHERBERT @19.>>. | | | |
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| | | / | 11714 | Reynold FITZPIERS @3. 7698 7699 | | | | |
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| | | | | \ | 7699 | Alice FitzROGER of.Warkworth 19.>>. | | | |
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| \ | 11713 | Alice FITZPIERS @3. 11714 11715 | | | | | |
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| | \ | 11715 | Alice | | | | |
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