John was born about 1300 in Pen Llin, Ogmore, Glamorganshire, Cymru, the son of unknown parents.
His wife was Efa Norris. They were married, but the date and place have not been found. Their only known child was Jenkin ap John (1344-c1365).
| Event | Date | Details | Source | Multimedia | Notes | ||
|---|---|---|---|---|---|---|---|
| Birth | ABT 1300 |
|