Petronilla Grentesmaisnill
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- 1 Petronilla Grentesmaisnill [1]
- Earl of Leicester Robert Beaumont, III b. 1135 d. 1190
- 2 Amice Beaumont [1.1]
- Comte Simon D'evreux
- 3 Bertrade D'evreux [1.1.1] b. 1155 d. 1227
- Earl of Chester Hugh De Machines b. 1147 d. 30 Jun 1181
- 4 Adeliz De Machines [1.1.1.1]
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- 4 Countess of Lincoln Hawise De Machines [1.1.1.2]
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- 4 Matilda De Machines [1.1.1.3] b. 1171 d. 6 Jan 1233
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- 4 Anges De Machines [1.1.1.4] b. 1174 d. 2 Nov 1247
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- 4 Adeliz De Machines [1.1.1.1]
- 3 Bertrade D'evreux [1.1.1]
- 2 Margaret Beaumont [1.2] b. 1156 d. 12 Jan 1236
- Saher De Quincy, IV b. 1155 d. 3 Nov 1219
- 3 Roger De Quincy [1.2.1] b. 1174 d. 25 Apr 1264
- Helen MacDonal d. 12 Nov 1245
- 4 Margaret De Quincy [1.2.1.1] b. 1218 d. 12 Mar 1284
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- 4 Elizabeth De Quincy [1.2.1.2] b. 1220 d. 12 Apr 1282
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- 4 Margaret De Quincy [1.2.1.1]
- 3 Roger De Quincy [1.2.1]
- 2 Amice Beaumont [1.1]