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Male Seisyll ap Clydog Click to view Seisyll ap Clydog in the family tree

Seisyll ap was born about 0701 in Ceredigion, Wales.  Seisyll ap's father was Clydog ap Arthlwys.  He was an only child.  Seisyll ap is no longer alive.

Seisyll ap's family

He had a biological son named Arthen ap.

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