Seisyllt ap Brochwel

See Peter Bartrum, https://cadair.aber.ac.uk/dspace/bitstream/handle/2160/6516/TABLES%... (May 27, 2018; Anne Brannen, curator)

Please see Darrell Wolcott: The Royal Family of Powys - Powys Succession after 823; http://www.ancientwalesstudies.org/id13.html. (Steven Ferry, October 15, 2019.)

Please see Darrell Wolcott: The Royal Family of Powys - End of the Powys Dynasty; http://www.ancientwalesstudies.org/id14.html. (Steven Ferry, October 18, 2019.)

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 II: Second Powys Dynasty; http://www.ancientwalesstudies.org/id99.html. (Steven Ferry, May 14, 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 1039 Battle at Rhyd y Groes; http://www.ancientwalesstudies.org/id211.html. (Steven Ferry, June 3, 2020.)

Please see Darrell Wolcott: Edwin of Tegeingl and His Family - Was Owain ap Edwin Really a Traitor; http://www.ancientwalesstudies.org/id87.html. (Steven Ferry, June 8, 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: Maredudd ap Owain, King of Deheubarth; http://www.ancientwalesstudies.org/id206.html. (Steven Ferry, July 17, 2020.)

Please see Darrell Wolcott: Two Families Headed by a Rhydderch ap Iestyn; http://www.ancientwalesstudies.org/id212.html. (Steven Ferry, July 18, 2020.)

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

Please see Darrell Wolcott: The Consorts and Children of Gruffudd ap Llewelyn; http://www.ancientwalesstudies.org/id210.html. (Steven Ferry, June 3, 21017.)

Please see Darrell Wolcott: The Floruit of Einion ap Seisyllt; http://www.ancientwalesstudies.org/id48.html. (Steven Ferry, August 10, 2020.)

Please see Darrell Wolcott: The Unofficial "History" of Elystan of Powys; http://www.ancientwalesstudies.org/id230.html. (Steven Ferry, August 12, 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: Refugees From Strathclyde Come to Gwynedd; http://www.ancientwalesstudies.org/id269.html. (Steven Ferry, June 8, 2021.)