KLDeWitt Genealogy Research Project
Our Family's Journey Through Time from Europe and Canada to the US

| Name | Margaret Mortimer | |
| Suffix | Countess of Oxford | |
| Gender | Female | |
| Reference Number | 13402 | |
| Person ID | I13402 | KLD Genealogy |
| Last Modified | 24 Apr 2026 | |
| Father | Roger Mortimer, 1st Baron Mortimer, b. 1231 d. 27 Oct 1282 (Age 51 years) | |
| Relationship | bio | |
| Mother | Maud de Braose, Baroness Mortimer of Wigmore, b. Abt 1224, Wales d. 1301, Herefordshire, England (Age 77 years) | |
| Relationship | bio | |
| Family ID | F4289 | Group Sheet | Family Chart |
| Family | Robert de Vere, 6th Earl of Oxford, b. Abt 24 Jun 1257 d. 17 Apr 1331 (Age 73 years) | |||
| Children |
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| Family ID | F4988 | Group Sheet | Family Chart | ||
| Last Modified | 24 Apr 2026 | |||
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