Arthvael ap Seissyllt + [Parents] was born about 530 BC.
He had the following children:
M i Eidiol ap Arthvael +
Seissyllt ap Owain + [Parents] was born about 580 BC.
He had the following children:
M i Arthvael ap Seissyllt +
Owain ap Caph + [Parents] was born about 630 BC.
He had the following children:
M i Seissyllt ap Owain +
Caph ap Blaiddyd + [Parents] was born about 680 BC.
He had the following children:
M i Owain ap Caph +
Blaiddyd ap Meiriawn + [Parents] was born about 730 BC.
He had the following children:
M i Caph ap Blaiddyd +
Meiriawn Meirion ap Gorwst + [Parents] was born about 780 BC.
He had the following children:
M i Blaiddyd ap Meiriawn +
Gorwst ap Clydno + [Parents] was born about 820 BC.
He had the following children:
M i Meiriawn Meirion ap Gorwst +
Clydno ap Clydawr + [Parents] was born about 850 BC.
He had the following children:
M i Gorwst ap Clydno +
Clydawr ap Ithel + [Parents] was born about 880 BC.
He had the following children:
M i Clydno ap Clydawr +
Ithel ap Urien + [Parents] was born about 910 BC.
He had the following children:
M i Clydawr ap Ithel +