Flaithbheartaigh Chief of the Iar Connacht 1560 – 1593 Succeeded by 40. Teige O Flaithbheartaigh Teige Ó Flaithbheartaigh (died 1589 ) was an Irish rebel and warlord .   Background Teige Ó Flaithbheartaigh was a son, and principal captain of, Murrough na dTuadh Ó Flaithbheartaigh , head of the Eastern Uí Flaithbheartaigh,