| Children |
| | 1. Miss de Percy, b. Abt 1102, Whitby, North Riding, Yorkshire, England d. Yes, date unknown [Father: natural] [Mother: natural] |
| | 2. Alan Gaufrid de Percy, b. Abt 1096, Whitby, North Riding, Yorkshire, England d. Yes, date unknown [Father: natural] [Mother: natural] |
| | 3. Geffrey de Percy, b. Abt 1092, Whitby, North Riding, Yorkshire, England d. Yes, date unknown [Father: natural] [Mother: natural] |
| | 4. Henry de Percy, b. Abt 1094, Whitby, North Riding, Yorkshire, England d. Aft 1153 (Age > 60 years) [Father: natural] [Mother: natural] |
| | 5. Robert de Percy, b. Abt 1098, Whitby, North Riding, Yorkshire, England d. Yes, date unknown [Father: natural] [Mother: natural] |
| | 6. Walter de Rugemond de Percy, b. Abt 1090, Whitby, North Riding, Yorkshire, England d. Yes, date unknown [Father: natural] [Mother: natural] |
| | 7. William I de Percy, Earl of Caux, b. Abt 1088, Caux, Normandie, France d. Yes, date unknown [Father: natural] [Mother: natural] |
| | 8. Miss de Percy, b. Abt 1100, Whitby, North Riding, Yorkshire, England d. Yes, date unknown [Father: natural] [Mother: natural] |
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