Jenkin was the son of sir David Hanmer and Angharad verch Llywelyn Ddu. The date and place of his birth have not been found.
sir David Hanmer |
Phillip de Hanmer |
| ||||||
| ||||||||
Nest verch Daffydd |
| |||||||
| ||||||||
Angharad verch Llywelyn Ddu |
Llewellyn Ddu ap Gruffydd |
Gruffydd ap Iorwerth Voel |
+ | |||||
Gwerful verch Maredudd Vychan |
||||||||
Margred verch Madog Vychan |
||||||||
Gladwys verch Gruffydd |