*Mereddon verch Cadwr
born about 0887 Gwynedd, Wales

father:
*Cadwr ap Cadwr Wenwyn
born about 0857

mother:
unknown

siblings:
*Seferws ap Cadwr born about 0882 Powys, Wales

spouse:
*Idwal "Foel""The Bald" ap Anarawd Prince of North Wales
born about 0883 Aberffro, Malltraeth, Anglesey, Wales
died 0942

children:
*Meurig Ap Idwal born Abt 0917 Of Aberffro, Malltraeth, Anglesey, Wales died 0986
*Iago Ap Idwal born Abt 0908 Of Gwynedd, Wales
Rhodri Ap Idwal born Abt 0910 Of Gwynedd, Wales died 0968
Idwal "Fychan" Ap Idwal born Abt 0912 Of Gwynedd, Wales
Ieuaf Ap Idwal born Abt 0915 Of Gwynedd, Wales died 0985
Cynan Ap Idwal born Abt 0915 Of Gwynedd, Wales

biographical and/or anecdotal:

notes or source:
LDS