| Children |
| | 1. John MONTACUTE, b. 1299, , Salisbury, Wiltshire, England d. Yes, date unknown |
| | 2. William de MONTAGU, b. 1302 OR 1303, , Cassington, Oxfordshire, England d. 30 Jan 1343 OR 1344, , Windsor Castle, Berkshire, England (Age 41 years) |
| | 3. Simon MONTACUTE, b. 1303, , Salisbury, Wiltshire, England d. 1336 (Age 33 years) |
| | 4. Maud MONTACUTE, b. 1307, , Salisbury, Wilsthire, England d. Yes, date unknown |
| | 5. Edward MONTACUTE, b. 1309, , Salisbury, Wilsthire, England d. 1342 (Age 33 years) |
| | 6. Alice MONTACUTE, b. 1311, , Salisbury, Wiltshire, England d. Yes, date unknown |
| | 7. Mary De MONTAGU (MONTACUTE), b. 1313, , Salisbury, Wiltshire, England d. Yes, date unknown |
| | 8. Katherine MONTACUTE, b. 1315, , Salisbury, Wiltshire, England d. Yes, date unknown |
| | 9. Hawise MONTACUTE, b. 1317, , Salisbury, Wiltshire, England d. Yes, date unknown |
| | 10. Isabel MONTACUTE, b. 1319, , Salisbury, Wiltshire, England d. Yes, date unknown |
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