Family: 2nd Baron Grandison Piers De Grandison / Blanche De Mortimer (F23328)
m. Bef 10 Jun 1320Drag or scroll to see more of the chart.
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Sir WILLIAM De GRANDISON, 1st Baron de Grandison (1255-1335)
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Sybil Tregoz (1263-1334)
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| Thomas Grandison (1285- ) |
Lady Agnes De Grandison (1289-1348)  |
| Mabilia De Grandison (1293- ) |
| Otes Grandison (1297-1359) |
| John Grandison, 3rd Baron (1299-1369) |
| Katherine De Grandison (1300-1349) |
| 1st Earl of March Roger De Mortimer, I (1287-1330)
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| Joan De Geneville (1286-1356)
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| Baron Sir Knight Edmund De Mortimer (1305-1331) |
| Beatrice Mortimer (1306-1363) |
| Maud De Mortimer (1307-1345) |
| Margaret Mortimer (1308-1337) |
| Sir Roger Mortimer (1308- ) |
| Joan De Mortimer (1313-1339) |
| Countess Katherine De Mortimer (1319-1369) |
| Isabel Mortimer (1321- ) |
| Agnes Mortimer (1323- ) |
| John Mortimer (1325- ) |
| William Mortimer (1327- ) |
| 2nd Baron Grandison Piers De Grandison (1287-1358)
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| Blanche De Mortimer (1312-1347)
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