Uchdryd ab Aleth

See Darrell Wolcott, "Llewelyn ap Hoedliw" -- http://www.ancientwalesstudies.org/id154.html -- for the untangling of these lines. (April 25, 2016; Anne Brannen, curator)

Please see Darrell Wolcott: Pedigree of Cynddelw Gam of Ystrad Alun; http://www.ancientwalesstudies.org/id94.html; [#147] (Steven Ferry, December 12, 2017.)

Please see Darrell Wolcott: Edwin of Tegeingl and His Family - The Ancestry of Edwin of Tegeingl; http://www.ancientwalesstudies.org/id42.html. (Steven Ferry, June 7, 2020.)

Please see Darrell Wolcott: Early Ceredigion and its Rulers; http://www.ancientwalesstudies.org/id158.html. (Steven Ferry, September 11, 2020.)

Please see Darrell Wolcott: Llewelyn ap Hoedliw, Lord of Is Cerdin; http://www.ancientwalesstudies.org/id154.html. (Steven Ferry, September 11, 2020.)

Please see Darrell Wolcott: Einion ap Celynin of Llwydiarth; http://www.ancientwalesstudies.org/id138.html. (Steven Ferry, October 17, 2020.

Based on charting provided by Darrell Wolcott, Center for the Study of Ancient Wales. Peter Bartrum, in his Aleth charts, conflates two cousin lines, one descending from c. 1050 Aleth ap Uchdrydd, the other form his brother, c. 1055 Gwrgeneu ap Uchdryd, with both sides having a long chain of same named men. ( Steven Ferry, April 16, 2023.)