Ieuaf ap Nynnio

See Peter Bartrum, Tudur Trefor 45 -- in source tab (May 8, 2023; Anne Brannen, curator)

Please see Darrell Wolcott: Pedigree of Cynddelw Gam of Ystrad Alun; http://www.ancientwalesstudies.org/id94.html; [#247.1] [#270] (Steven Ferry, December 21, 2020.)

Please see Darrell Wolcott: Pedigree of "Ednowain Bendew II"; http://www.ancientwalesstudies.org/id92.html, [#59] [73] [82] (Steven Ferry, December 21, 2020.)

Please see Darrell Wolcott: Ancestry of Ieuaf ap Adda ap Awr of Trevor; http://www.ancientwalesstudies.org/id57.html. (Steven Ferry, December 21, 2020.)

Please see Darrell Wolcott: Dating & Identifying Unfamiliar Welsh Families; http://www.ancientwalesstudies.org/id250.html. (Steven Ferry, December 22, 2020.)

Please see Darrell Wolcott: Cynwrig ap Rhiwallon; http://www.ancientwalesstudies.org/id293.html (Steven Ferry, May 8, 2022.)