Joan was born about 1276 in Goring By, East Preston, Sussex, England, the daughter of unknown parents.
Her husband was Thomas de Tregoz. They were married, but the date and place have not been found. Their only known child was Margaret Joan (c1295-?).
| Event | Date | Details | Source | Multimedia | Notes | ||
|---|---|---|---|---|---|---|---|
| Birth | ABT 1276 |
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