Children |
| 1. John Montagu, b. 1299, Salisbury, Wiltshire, England , d. 1317, Salisbury, Wiltshire, England (Age 18 years) |
| 2. William Montagu, 3rd Baron Montagu, b. 1301, Cassington Manor, Oxfordshire, England , d. 30 Jan 1344, Windsor Castle, Windsor, Berkshire, England (Age 43 years) |
| 3. Simon Montagu, Bishop of Ely, b. 1303, Salisbury, Saint Martin, Wiltshire, England , d. 30 Jun 1345, Ely Cathedral, Ely, Cambridgeshire, England (Age 42 years) |
| 4. Maud Montagu, b. 1305, d. 1352 (Age 47 years) |
| 5. Edward Montagu, 1st Baron Montagu, b. 1309, Salisbury, Wiltshire, England , d. 14 Jul 1361, Salisbury, Wiltshire, England (Age 52 years) |
| 6. Alice Montagu, b. 1311, Salisbury, Wiltshire, England , d. Feb 1345 (Age 34 years) |
| 7. Mary de Montagu, b. 1313, Salisbury, Wiltshire, England , d. 26 Jun 1359, England (Age 46 years) |
+ | 8. Katherine Montagu, b. Jun 1315, Salisbury, Wiltshire, England , d. 30 Jan 1343, Salisbury, Wiltshire, England (Age ~ 27 years) |
| 9. Hawise Montagu, b. 1317, Salisbury, Wiltshire, England , d. 13 Oct 1361 (Age 44 years) |
| 10. Isabel Montagu, b. 1319, Salisbury, Wiltshire, England , d. 25 Feb 1390, Devon, England (Age 71 years) |
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