| 1. Robert De Tregoz |
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| B: |
Abt 1190 |
| P: |
Ewyas Harold, Herefordshire, England, United Kingdom |
| D: |
Yes, date unknown |
| P: |
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| 2. Robert De Tregoz |
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| B: |
Abt 1152 |
| P: |
Salisbury, Wiltshire, England, United Kingdom |
| M: |
Abt 1189 |
| P: |
Salisbury, Wiltshire, England, United Kingdom |
| D: |
Abt 1215 |
| P: |
Ewyas Harold, Herefordshire, England, United Kingdom |
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| 4. William De Tregoz |
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| B: |
Abt 1100 |
| P: |
Billingford, Norfolk, England, United Kingdom |
| M: |
Abt 1122 |
| P: |
Billingford, Norfolk, England, United Kingdom |
| D: |
Yes, date unknown |
| P: |
|
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| 8. Lesire De Tregoz |
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| B: |
1074 |
| P: |
Billingford, Norfolk, England, United Kingdom |
| M: |
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| P: |
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| D: |
Yes, date unknown |
| P: |
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| 9. |
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| 5. Agnes |
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| B: |
Abt 1102 |
| P: |
Billingford, Norfolk, England, United Kingdom |
| D: |
Aft 1198 |
| P: |
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| 10. |
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| 11. |
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| 3. Sibil De Ewyas |
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| B: |
Abt 1170 |
| P: |
Clifford Castle, Clifford, Herefordshire, England, United Kingdom |
| D: |
Yes, date unknown |
| P: |
|
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| 6. Robert De Ewyas |
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| B: |
Abt 1125 |
| P: |
Clifford Castle, Clifford, Herefordshire, England, United Kingdom |
| M: |
1153 |
| P: |
Clifford Castle, Clifford, Herefordshire, England, United Kingdom |
| D: |
1195 |
| P: |
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| 12. Robert De Ewyas |
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| B: |
Abt 1085 |
| P: |
Clifford Castle, Clifford, Herefordshire, England, United Kingdom |
| M: |
Abt 1107 |
| P: |
Clifford Castle, Clifford, Herefordshire, England, United Kingdom |
| D: |
Abt 1147 |
| P: |
|
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| 13. Sybil |
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| B: |
Abt 1087 |
| P: |
Clifford Castle, Clifford, Herefordshire, England, United Kingdom |
| D: |
Yes, date unknown |
| P: |
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| 7. Petronilla |
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| B: |
Abt 1133 |
| P: |
Clifford Castle, Clifford, Herefordshire, England, United Kingdom |
| D: |
Yes, date unknown |
| P: |
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| 14. |
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| 15. |
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Abt 1190 - Yes, date unknown