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| | | | / | 25574 | John GREY | | |
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| | | / | 8036 | Henry de GREY of.Thurrock. 25574 25573 | | | |
| | | | | | | / | 25572 | John de GREY | |
| | | | | \ | 25573 | Hawise de GREY 25572 25571 | | |
| | | | | | \ | 25571 | Elena de CLARE 8682 8683 | more > |
| | / | 8646 | John de GREY 8036 8037 | | | | |
| | | | | | | / | 25576 | Hugh BARDOLF 24707 25575 | more > |
| | | | | | / | 25578 | Hugh BARDOLF 25576 25577 | | |
| | | | | | | | \ | 25577 | Amabillia LINDSAY | |
| | | | \ | 8037 | Isolda BARDOLF 25578 25579 | | | |
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| | | | | \ | 25579 | Isobel De CONDET | | |
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| / | 8641 | Reginald de GREY 1st.Lord.of.Wilton. 8646 10784 | | | | | |
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| | | \ | 10784 | Emma de CAUZ | | | | |
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/ | 10782 | John de GREY @19. 8641 8642 | | | | | | |
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| | | | / | 8643 | William FITZHUGH Lord.FitzHugh. | | | | |
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| | \ | 8642 | Maud FITZHUGH de LONGCHAMP 8643 8644 | | | | | |
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| | | | | / | 8645 | Hugh de LONGCHAMP of.Wilton. | | | |
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| | | \ | 8644 | Hawys de LONGCHAMP 8645 | | | | |
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8640 | Joan/Hawise GREY @12. 10782 10783 | | | | | | | |
| | | | | | / | 9609 | Robert de FERRERS 2nd.Earl.of.Derby.@84. 9611 9612 | more > |
| | | | | / | 8817 | William de FERRERS 9609 9610 | | |
| | | | | | | \ | 9610 | Margaret PEVEREL @84. 9613 9614 | more > |
| | | | / | 7563 | William de FERRERS 8817 8816 | | | |
| | | | | | | | / | 8814 | William II de BRAOSE | |
| | | | | | \ | 8816 | Sybil de BRAOSE @84. 8814 8815 | | |
| | | | | | | \ | 8815 | Bertha of Gloucester >>. | |
| | | / | 7561 | William de FERRERS 7563 7564 | | | | |
| | | | | | | | / | 7575 | Ranulph de MESCHINES @63. 8808 8809 | more > |
| | | | | | | / | 7576 | Hugh Keveliok Le MESCHIN 7575 7574 | | |
| | | | | | | | | \ | 7574 | Maud of Gloucester @63. 7572 7573 | more > |
| | | | | \ | 7564 | Agnes De MESCHINES @66. 7576 7577 | | | |
| | | | | | | | / | 8654 | Simon de Montfort 8656 8657 | more > |
| | | | | | \ | 7577 | Bertred de MONTFORT @62. 8654 8655 | | |
| | | | | | | \ | 8655 | Maud | |
| | / | 7559 | William de FERRERS 7561 7562 | | | | | |
| | | | | | | | / | 22473 | Robert De QUINCY Lord.Of.Buckley.@326. 22475 22476 | more > |
| | | | | | | / | 7746 | Saher de QUINCY @326. 22473 22474 | | |
| | | | | | | | | \ | 22474 | Oeabilis De MAR | |
| | | | | | / | 7749 | Roger de QUINCY 7746 7745 | | | |
| | | | | | | | | | / | 7743 | Robert III 'Blanchemains' de BEAUMONT 7725 7726 | more > |
| | | | | | | | \ | 7745 | Margaret 'FitzPernel' de BEAUMONT @201. 7743 7744 | | |
| | | | | | | | | \ | 7744 | Peronelle de GRANDMESNIL @201. | |
| | | | \ | 7562 | Margaret De QUINCY @78. 7749 7750 | | | | |
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| | | | | \ | 7750 | Helen of GALLOWAY @34. | | | |
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\ | 10783 | Anne de FERRERS @12. 7559 7560 | | | | | | |
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| | | | / | 10050 | Hugh le DESPENSER | | | |
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| | | / | 9379 | Hugh le DESPENSER 10050 | | | | |
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| \ | 7560 | Anne Le DESPENCER @18. 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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