Joan was born about 1307 in Breigan, Cymru, the daughter of unknown parents.
She died about 1339. The place is not known.
Her husband was Rhun ap Gronwy. They were married, but the date and place have not been found. Their three known children were Crissly verch Rhun (1329-1358), Mallt verch Rhun (1338-1384) and Nest verch Rhun (c1338-?).
| Event | Date | Details | Source | Multimedia | Notes | ||
|---|---|---|---|---|---|---|---|
| Birth | ABT 1307 |
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| Death | ABT 1339 |
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