Jonet was born about 1198 in Penllwyn Cynfyn, Pen Tyrch, Glamorganshire, Cymru, the daughter of unknown parents.
Her husband was Llywellyn ap Cynwrig. They were married, but the date and place have not been found. Their only known child was Gawdyn ap Llywelyn (1318-1344).
| Event | Date | Details | Source | Multimedia | Notes | ||
|---|---|---|---|---|---|---|---|
| Birth | ABT 1198 |
|