Question: Who is the paternal grandfather of David Barry, 1St Earl Of Barrymore?
Sentence (from "David de Barry, 5th Viscount Buttevant"): David, born about 1550, was the son of James de Barry, 4th Viscount Buttevant and the Lady Ellen MacCarthy Reagh, illegitimate daughter of Cormac na Haoine MacCarthy Reagh, 10th Prince of Carbery.
Relevant evidence: Yes