Murrough na dTuadh Ó Flaithbheartaigh  Murrough na dTuadh Ó Flaithbheartaigh, anglicised Sir Murrough O'Flaherty (died 1593) was Chief of Iar Connacht, . Great-great-great-grandson of Brian na Noinseach, son of Donall na Comthach Ó Flaithbheartaigh (who was in turn a great-great grandson of Ruaidri of Lough Cime). Appointed Chief of the Name by Elizabeth I. Included in the 1585 Composition of Connacht.