Seisyll ap Llewelyn, arglwydd of Buellt

Please see Darrell Wolcott: Pedigree of Cynddelw Gam of Ystrad Alun; http://www.ancientwalesstudies.org/id94.html; [#150] (Steven Ferry, November 26, 2017.)

Please see Darrell Wolcott: The Evolution of the "Padriarc Brenin" Pedigree; http://www.ancientwalesstudies.org/id72.html. (Steven Ferry, October 3, 2019.)

Please see Darrell Wolcott: The Royal Family of Gwynedd - Pasgen "ap Urien Rheged", Lord of Gower; http://www.ancientwalesstudies.org/id62.html. (Steven Ferry, January 3, 2020.)

Please see Darrell Wolcott: Henry, the Forgotten Son of Cadwgan ap Bleddyn; http://www.ancientwalesstudies.org/id117.html. (Steven Ferry, April 5, 2020.)

Please see Darrell Wolcott: Welsh Claims to Ceri after 1179; http://www.ancientwalesstudies.org/id69.html. (Steven Ferry, July 6, 2020.)

Please see Darrell Wolcott: Pedigree of Madog ap Idnerth; http://www.ancientwalesstudies.org/id267.html; [#10;94]. (Steven Ferry, June 17, 2021.)

Please see Darrell Wolcott: Madog Danwr, Lord of Llangurig Parish; http://www.ancientwalesstudies.org/id285.html. (Steven Ferry, November 18, 2021.)

Please see Darrell Wolcott: Gwgan ap Llewelyn ap Moriddig of Brycheiniog; http://www.ancientwalesstudies.org/id315.html (Steven Ferry, June 26, 2023.)

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Seisyll ap Llywelyn, arglwydd of Buellt

Cadwgan ab Elystan Glodrydd’s third son, Llywelyn, had a son called Sitsyllt who became Lord of Buellt and is the ancestor of the Cadogan family - Earls of Cadogan, amongst others.

Sources

1. A Genealogical and Heraldic Dictionary of the Landed Gentry of Great Britain and Ireland, Volume 1 (Google eBook)nSir Bernard Burke Harrison, 1862 - Heraldry - 1759 pages. Page 349

Links

• http://histfam.familysearch.org/getperson.php?personID=I11263&tree=...
• http://www.elystan.co.uk/Elystan.co.uk/Family_in_context.html

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Sources

1. A Genealogical and Heraldic Dictionary of the Landed Gentry of Great Britain and Ireland, Volume 1 (Google eBook)nSir Bernard Burke Harrison, 1862 - Heraldry - 1759 pages. Page 349

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