Domnell mac Áedh Ó Flaithbheartaigh, leader of Iar Connacht and Chief of the Name, died 1410.

Domnell was a son of Áedh Ó Flaithbheartaigh, who built the church at Annaghdown in 1410, but of whom few other particulars appear to be known.

• 1410. Donnell, the son of Hugh O'Flaherty, Lord of West Connaught, was slain by the sons of Brian O'Flaherty, at a meeting of his own people.

• Ó Flaithbertaigh

• 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