| 1. Gwilym ap Llywelyn, b. Abt 1370, of, Peutun-du, Llan-ddew, Breconshire, Wales d. Yes, date unknown ▻ Cecily ferch Hywel "Fychan"; Cecily ferch Richard "Fawr" | | 2. Morgan ap Llywelyn, b. Abt 1370, of, Parc Letis, Llangatwg Dyffryn Wysg, Monmouthshire, Wales d. Yes, date unknown ▻ | | 3. Jenkin ap Llywelyn, b. Abt 1370, of, Parc Letis, Llangatwg Dyffryn Wysg, Monmouthshire, Wales d. Yes, date unknown ▻ | | 4. Hywel "y Coed" ap Llywelyn, b. Abt 1370, of, Beili-du, Llan-ffwyst, Monmouthshire, Wales d. Yes, date unknown ▻ [unknown] Philpot | | 5. John ap Llywelyn, b. Abt 1370, of, Parc Letis, Llangatwg Dyffryn Wysg, Monmouthshire, Wales d. Yes, date unknown ▻ | | 6. Thomas ap Llywelyn, b. Abt 1370, of, Llangatwg Dyffryn Wysg, Llanofer Fawr, Monmouthshire, Wales d. Yes, date unknown ▻ Margred ferch Philip; [unknown] ferch Llywelyn | | 7. Hywel ap Llywelyn, b. Abt 1370, of, Parc Letis, Llangatwg Dyffryn Wysg, Monmouthshire, Wales d. Yes, date unknown ▻ Margred ferch Gwilym | + | 8. Sir Dafydd "Gam" ap Llywelyn Line 3, Knight, b. Abt 1370, of, Peutun-du, Llan-ddew, Breconshire, Wales d. 1415, Agincourt, Pas-de-Calis, France (Age 45 years) ▻ Gwenllian ferch Gwilym | | 9. Richard ap Llywelyn, b. Abt 1370, of, Parc Letis, Llangatwg Dyffryn Wysg, Monmouthshire, Wales d. Yes, date unknown | | 10. Roger ap Llywelyn, b. Abt 1370, of, Parc Letis, Llangatwg Dyffryn Wysg, Monmouthshire, Wales d. Yes, date unknown | | 11. Gruffudd ap Llywelyn, b. Abt 1370, of, Trecastell, Llywel, Breconshire, Wales d. Yes, date unknown ▻ Mawd ferch Richard; [unknown] ferch Hywel "Fwya" | | 12. Alice ferch Llywelyn, b. Abt 1370, of, Parc Letis, Llangatwg Dyffryn Wysg, Monmouthshire, Wales d. Yes, date unknown ▻ Gwilym ap Meurig "Gôch" | | 13. Ffelis ferch Llywelyn, b. Abt 1370, of, Parc Letis, Llangatwg Dyffryn Wysg, Monmouthshire, Wales d. Yes, date unknown ▻ Rhys ap Dafydd | | 14. Jonet ferch Llywelyn, b. Abt 1370, of, Parc Letis, Llangatwg Dyffryn Wysg, Monmouthshire, Wales d. Yes, date unknown ▻ Dafydd "Gôch" ap Llywelyn | | 15. Elen ferch Llywelyn, b. Abt 1370, of, Parc Letis, Llangatwg Dyffryn Wysg, Monmouthshire, Wales d. Yes, date unknown ▻ Gruffudd ab Owain; Gruffudd ap Cadwgon | |