 Father | MaleSir Thomas de Furnival |
| Born | Aft 1251 | Nottinghamshire, England  |
| Died | Bef 18 Apr 1332 | Sheffield, Yorkshire, England |
| Buried | ||
| Married | Bef Jan 1273 | England |
| Father | Thomas de Furnival | F4859 Group Sheet | |
| Mother | ||
 Mother | FemaleJoan Despenser |
| Born | Abt 1264 | Loughborough, Leicestershire, England |
| Died | Bef 08 Jun 1322 | Worksop, Nottinghamshire, England |
| Buried | ||
| Father | Sir Hugh Despenser | F4856 Group Sheet | |
| Mother | Aline Basset | F4856 Group Sheet | |
| Child 1 | Female + Maud de Furnival |
| Born | Abt 1280 | England |
| Died | Aft 1347 | England |
| Buried | ||
| Spouse | 4th Baron Marmion of Winteringham John Marmion | F4611 | |
| Married | ||
