Áodh Ó Flaithbheartaigh, Lord of Iar Connacht and Chief of the Name, died 1538.
References
West or H-Iar Connaught Ruaidhrí Ó Flaithbheartaigh, 1684 (published 1846, ed. James Hardiman). Origin of the Surname O'Flaherty, Anthony Matthews, Dublin, 1968, p. 40. CELT: Corpus of Electronic Texts at University College Cork