Rhigeneu ap Rhain, Brenin Brycheiniog

See Peter Bartum, https://www.geni.com/documents/view?doc_id=6000000173393115923 (February 8, 2023; Anne Brannen, curator)

Please see Darrell Wolcott : The Royal Family of Gwynedd - Meirion Meirionydd, "Grandson" of Cunedda; http://www.ancientwalesstudies.org/id3.html. (Steven Ferry, November 22, 2019.)

Please see Darrell Wolcott: Rulers of Brycheiniog - The Unanswered Questions; http://www.ancientwalesstudies.org/id161.html. (Steven Ferry, March 16, 2020.)

Please see Darrell Wolcott; Harleian Ms 3859; http://www.ancientwalesstudies.org/id129.html. (Steven Ferry, March 10, 2021.)

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https://books.google.com/books?id=ZABSepHO1FMC&pg=PA467&dq=ysgorda&...