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Male King Dyfnwallon Of Seisyllwg Ap Arthwyr Click to view King Dyfnwallon Of Seisyllwg Ap Arthwyr in the family tree

Dyfnwallon Of Seisyllwg was born in 0770 in Ceredigion, Wales.  Dyfnwallon Of Seisyllwg's father was King Arthwyr Of Seisyllwg Ap Seisyll.  His paternal grandfather was King Seisyll Of Seisyllwg Ap Clydog. He had a brother named Dyfnwallon.  He was the younger of the two children.  Dyfnwallon Of Seisyllwg is no longer alive.

Ancestral File (TM), Pedigree Resource File CD 57,

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