When copying data from this family tree, please include a reference to the origin: Brian K. Stephenson , "Stephenson Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/stephenson-family-tree/I113196.php : accessed May 5, 2025), "Owain ap Gruffydd Prince of Deheubarth (± 1190-1236)".
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