Jane Grey Queen of England 1537–1554 | | |
| | Henry Herbert 2nd Earl of Pembroke …–1601 | | |
| | Henry Grey Duke of Suffolk 1517–1554 Frances Brandon 1517–1559 | | |
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| | | | | | | | | | Catherine de Courtenay …–… | | | | Hugh de Courtenay 2nd Earl of Devon 1303–1377 Margaret de Bohun 1311–1391 | | | | Hugh de Courtenay 1273–1340 | | |
| | | Humphrey de Bohun Earl of Essex & 4th Earl of Hertford 1275–1321 Elizabeth Plantagenet …–1316 | | |
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