Yorkshire, Mathea de
| Birth Name | Yorkshire, Mathea de 1 |
| Gender | female |
| Age at Death | 15 years |
| Birth date | 1259 (Yorkshire, England) |
| Death date | 1274 |
Montgomerry Family Tree
| Birth Name | Yorkshire, Mathea de 1 |
| Gender | female |
| Age at Death | 15 years |
| Birth date | 1259 (Yorkshire, England) |
| Death date | 1274 |
