Isabel was born about 1269, the daughter of unknown parents. The place is not known.
She died in 1309. The place is not known.
Her husband was sir Marmaduke II de Thweng. They were married, but the date and place have not been found. Their only known child was Lucy (c1288-c1346).
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | ABT 1269 |
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| Death | 1309 |
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