Adam ap Rhys, of Porthgogof

See Peter Bartrum, Trahaearn Fawr 11 https://www.geni.com/documents/view?doc_id=6000000173426926986 (October 2, 2023; Anne Brannen, curator)

See Peter Bartrum, https://www.geni.com/documents/view?doc_id=6000000173378340901 (March 15, 2019; Anne Brannen, curator)

Please see Darrell Wolcott: Family of Drymbenog ap Maenyrch of Brycheiniog; http://www.ancientwalesstudies.org/id312.html (Steven Ferry, May 22, 2023.)

Please see Peter Bartrum: Adda "Fforthog"; https://www.geni.com/documents/view?doc_id=6000000173377954118 & Bledyn ap Maenyrch 23; https://www.geni.com/documents/view?doc_id=6000000173378340901 (Steven Ferry, January 18, 2024.)

Please see Darrell Wolcott: Three Conflated Brecknock Families; http://www.ancientwalesstudies.org/id324.html [Fam3: # 17] (Steven Ferry, October 15, 2024.)