| Father | Male John De Mowbray, [Baron Mowbray] |
| Born | 21 Nov 1310 | Hovingham, Yorkshire, England |
| Christened | All Saints, Hovingham, Yorkshire, England |
|
| Died | 26 Sep 1361 | |
| Buried | ||
| Married | Abt 1338 | |
| Father | John De Mowbray | F8950 Group Sheet | |
| Mother | Alivia Braos | F8950 Group Sheet | |
| Mother | Female Joan Plantagenet, [Baroness] |
| Born | Abt 1309 | , Norfolk, England |
| Died | 29 Jun 1349 | |
| Buried | High Alter At, Byland |
|
| Father | Henry Plantagenet, [Earl] | F8958 Group Sheet | |
| Mother | Maud Chaworth | F8958 Group Sheet | |
| Child 1 | Male + John De Mowbray, [Baron Mowbray] |
| Born | 17 Jun 1340 | Epworth, Isle of Axholme, Lincolnshire, England |
| Died | 1367 | Constantinople, Constantinople, Turkey |
| Buried | ||
| Spouse | Elizabeth De Segrave, [Baroness] | F8917 | |
| Married | 1348 | |
| Child 2 | Female Blanche De Mowbray, [Baroness] |
| Born | Abt 1340 | Of Epworth, Isle of Axholme, Lincolnshire, England |
| Died | 12 Jul 1409 | |
| Buried | ||
| Spouse | John De Segrave | F8939 | |
| Married | Abt 1348 | Dispensation |
| Spouse | Robert Bertram | F8940 | |
| Married | Bef 1355 | |
| Spouse | Thomas De Poynings | F8941 | |
| Married | Bef 28 May 1372 | |
| Spouse | John De Worth | F8942 | |
| Married | Bef 13 Mar 1377 | |
| Spouse | John Wiltshire | F8943 | |
| Married | Bef Oct 1394 | |
| Child 3 | Female Alianore (Eleanor) Moubray, [Baroness] |
| Born | Abt 1341 | Of Epworth, Isle of Axholme, Lincolnshire, England |
| Died | Bef 10 Jun 1387 | |
| Buried | ||
| Spouse | Lewis Clifford | F8944 | |
| Married | Bef 4 Feb 1372 | |