Eustache was born about 1249 in Barnard Castle, Gainford, Durham, England, the daughter of unknown parents.
She died in BET 1301 AND 28 MAY 1310 in Fearn, Ross-shire (now Ross and Cromarty), Scotland.
Her husband was sir William de Ros, who she married in BET JAN 1268 AND SEP 1268. The place has not been found. Their three known children were Lucy (c1270-c1332), Ivette (c1285-c1330) and Alice (c1280-?).
| Event | Date | Details | Source | Multimedia | Notes | ||
|---|---|---|---|---|---|---|---|
| Birth | ABT 1249 |
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| Death | BET 1301 AND 28 MAY 1310 |
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