Llewelyn Fychan (Younger) ap Llewelyn Aurdorchog

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: Pedigree of "Ednowain Bendew II"; http://www.ancientwalesstudies.org/id92.html, [#71] [#86] (Steven Ferry, November 6, 2017.)

Please see Darrell Wolcott: The Pedigree of Cynddelw Gam of Ystrad Alun; http://www.ancientwalesstudies.org/id94.html; [#11] (Steven Ferry, November 11, 2017.)

Please see Darrell Wolcott: The Royal Family of Powys - The First Meilyr Gryg of Gregynog; http://www.ancientwalesstudies.org/id73.html. (Steven Ferry, November 19, 2019.)

Please see Darrell Wolcott: The Royal Family of Gwynedd - Gwron, Son of Cunedda; http://www.ancientwalesstudies.org/id63.html. (Steven Ferry, November 25, 2019.)

Please see Darrell Wolcott: The Royal Family of Gwynedd - The Children of Gruffudd, Nephew of Iago; http://www.ancientwalesstudies.org/id80.html. (Steven Ferry, December 13, 2019.)

Please see Darrell Wolcott: The Royal Family of Gwynedd - Who was Maredudd ap Cynan?; http://www.ancientwalesstudies.org/id47.html. (Steven Ferry, December 17, 2019.)

Please see Darrell Wolcott: Pedigree of the Ancient Lords of Ial; http://www.ancientwalesstudies.org/id93.html. (Steven Ferry, April 6, 2020.)

Please see Darrell Wolcott: The Shropshire Walcot Family - Chart I: The Welsh Walcot Family; http://www.ancientwalesstudies.org/id100.html. (Steven Ferry, April 22, 2020.)

Please see Darrell Wolcott: The Shropshire Walcot Family- Chart III: First Powys Dynasty; http://www.ancientwalesstudies.org/id98.html. (Steven Ferry, May 17, 2020.)

Please see Darrell Wolcott: The Shropshire Walcot Family - Chart V: The Buellt/Fferlys Dynasty; http://www.ancientwalesstudies.org/id96.html. (Steven Ferry, May 24, 2020.)

Please see Darrell Wolcott: Edwin of Tegeingl and His Family - Uchdryd ap Edwin - the Younger Son; http://www.ancientwalesstudies.org/id86.html. (Steven Ferry, June 11, 2020.)

Please see Darrell Wolcott: Ithel of Bryn in Powys; http://www.ancientwalesstudies.org/id43.html. (Steve Ferry, June 24, 2020.)

Please see Darrell Wolcott: Owain Brogyntyn and His Family; http://www.ancientwalesstudies.org/id224.html. (Steven Ferry, July 28, 2020.)

Please see Darrell Wolcott: Eunydd Son of Gwenllian; http://www.ancientwalesstudies.org/id51.html. (Steven Ferry, August 1, 2020.)

Please see Darrel Wolcott: The Family of Trahaearn ap Caradog; http://www.ancientwalesstudies.org/id240.html. (Steven Ferry, August 29, 2020.)

Please see Darrell Wolcott: Dating & Identifying Unfamiliar Welsh Families; http://www.ancientwalesstudies.org/id250.html. (Steven Ferry, December 3, 2020.)

Please see Darrell Wolcott: Bartrum's "Pedigrees of the Welsh Tribal Patriarchs" #29 - Llewelyn Aurdorchog; http://www.ancientwalesstudies.org/id259.html. (Steven Ferry, March 16, 2021.)

Please see Darrell Wolcott: Pedigree of Madog ap Idnerth; http://www.ancientwalesstudies.org/id267.html; [#40]. (Steven Ferry, May 22, 2021.)

Please see Darrell Wolcott: Marchweithian of Is Aled - Further Notes; http://www.ancientwalesstudies.org/id318.html. (Steven Ferry, September 9, 2023.)