Gen 18 - 20 verch David ap Llewellyn ap Dafydd (ext. links)

Dafydd Ap Ioccyn Ap Cadfael Ynad (b. Plas, Llandyfrydog, Anglesey, Wales)

Annes Verch Hugh Ap Iorwerth Vychan
children: Llewellyn

Llewellyn Ap Dafydd Ap Ioccyn (b. Plas, Llandyfrydog, Anglesey, Wales)
Ales Verch Howel Ap Meredydd Ap Rhys
children: John, David

David Ap Llewellyn Ap Dafydd Ap Ioccyn (b. Plas. Llandyfrydog, Anglesey, Wales)
Jonet Verch Llewellyn Ap Howel (b. Pentraeth, Wales)
children: Thomas, Llewellyn, Margaret, Catherine