*Deicws "Ddu" ap Madog
born about 1375 Penllech, Cymydmaen, Caernarvonshire, Wales

father:
*Madog "Goch" ap Ieuan
born about 1340 Penllech, Cymydmaen, Caernarvonshire, Wales

mother:
*Alice verch Ieuan
born about 1355 Cegidfa, Ystradmarchell, Montgomeryshire, Wales

siblings:
Ednyfed ap Madog born about 1377 Is Aled, Yspytty Ifan Parish, Denbighshire, Wales

spouse:
*Gwen verch Ieuan
born about 1379 Arllechwedd Isaf, Caernarvonshire, Wales

children:
Angharad verch Deicws born about 1400 Penllech, Cymydmaen, Caernarvonshire, Wale
Tanw verch Deicws born about 1405 Penllech, Cymydmaen, Caernarvonshire, Wales
*Einion ap Deicws born about 1415 Is Aled, Yspytty Ifan Parish, Denbighshire, Wales
Gruffudd ap Deicws born about 1417 Dinlle, Llandwrog, Caernarvonshire, Wales
Rhys ap Deicws born about 1419 Bodlennyn, Llaneilianynrhos, Denbighshire, Wales

biographical and/or anecdotal:

notes or source:
LDS