John was the son of Theobald Grenville and Margaret Courtenay. The date and place of his birth have not been found.
He died in 1411. The place is not known.
His wife was Margaret Burghersh. They were married, but the date and place have not been found. They had no known children.
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sir John Grenville |
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sir Hugh de Courtenay |
sir Edward Courtenay |
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Emmeline Dawney |
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Maud Beaumont |
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| Event | Date | Details | Source | Multimedia | Notes |
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| Death | 1411 |
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