Llewelyn Foel ap Llewelyn

See Darrell Wolcott, "The Pedigree of Cynddelw Gam," http://www.ancientwalesstudies.org/id94.html for untangling and clarification of these lines. (January 21, 2016, Anne Brannen, curator)

Please see Darrell Wolcott: Pedigree of Cynddelw Gam of Ystrad Alun; http://www.ancientwalesstudies.org/id94.html; [#144] [#216] (Steven Ferry, November 29, 2017.)

Please see Peter Bartrum; https://www.geni.com/projects/Bartrum-Genealogical-Project/4476525; Edwin 7 & Einudd 8. (Steven Ferry, March 23, 2021.)