Gwair ap Pwyll

See Peter Bartrum, https://www.geni.com/documents/view?doc_id=6000000173393063941 (February 5, 2023; Anne Brannen, curator)

See Darrell Wolcott, "The Pedigree of Cynddelw Gam," http://www.ancientwalesstudies.org/id94.html for untangling and clarification of these lines. (January 16, 2016, Anne Brannen, curator)

Please see Darrell Wolcott: The Pedigree of Cynddelw Gam of Ystrad Alun; http://www.ancientwalesstudies.org/id94.html; [#8] (Steven Ferry, November 10, 2017.)

Please see Darrell Wolcott: Cynfyn ap Gwerystan, the Interim King; http://www.ancientwalesstudies.org/id209.html. (Steven Ferry, July 21, 2020.)