Family: 3rd Baron Mortimer, 1st Earl of March Roger de Mortimer / 2nd Baroness Geneville Joan de Geneville (F8872)
m. 1301Drag or scroll to see more of the chart.
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 | 2nd Baron Mortimer Edmund Mortimer, I (1251-1304)
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 | Margaret de Fiennes (1262-1332) |
| Isolde Mortimer (1265-1336)  |
| 2nd Baroness Geneville Joan de Geneville (1285-1356) |
| Edmund de Mortimer (1306-1331) |
| Margaret de Mortimer (1304-1337) |