Goronwy was born about 1285 in Bangor, Cærnarvonshire, Cymru, the son of unknown parents.
He died on 11 DEC 1331 in Bangor, Cærnarvonshire, Cymru.
His wife was Gwerful verch Madog ap Iorwerth. They were married, but the date and place have not been found. Their only known child was Tudur ap Goronwy Fychan (c1310-1367).
| Event | Date | Details | Source | Multimedia | Notes | ||
|---|---|---|---|---|---|---|---|
| Birth | ABT 1285 |
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| Death | 11 DEC 1331 |
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| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | forester of Snowdon | |||||
| Nobility Title | lord of Penmynedd |