 Father | Male7th Baron Mowbray Roger de Mowbray |
| Born | 1254 | Yorkshire, England  |
| Died | 21 Nov 1297 | Ghent, Belgium |
| Buried | Abt 21 Nov 1297 | Fountains Abbey, Yorkshire, England |
| Married | ||
| Father | 6th Baron Mowbray Roger de Mowbray | F4517 Group Sheet | |
| Mother | Maud Beauchamp | F4517 Group Sheet | |
 Mother | FemaleRose de Clare |
| Born | Abt 1255 | England |
| Died | Aft 1316 | Hovingham, Yorkshire, England |
| Buried | ||
| Father | 6th Earl of Gloucester Richard de Clare | F4403 Group Sheet | |
| Mother | Maud Lacy | F4403 Group Sheet | |
| Child 1 | Male + 8th Baron Mowbray John de Mowbray |
| Born | 04 Sep 1286 | England |
| Died | 23 Mar 1322 | York, Yorkshire, England |
| Buried | Abt 23 Mar 1322 | Fountains Abbey, Yorkshire, England |
| Spouse | Aline de Braose | F4478 | |
| Married | ||
