Brennan Family Crest, Coat of Arms and Name History

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Blazons & Genealogy Notes

1) or Brenan, O’Brennan, O’Brenan, Breanan, or O’Breanon – (Cloneen and Moneenroe, co. Kilkenny, chief of his name). (confirmed by Sir Chichester Fortescue, Ulster, to John O’Brenan, Esq., of Malaga, in Spain, of the family of Cloonen). Gu. two lions ramp. combatant supporting a garb or, in chief two swords in saltier, and one in fesse ppr. Crest—An ann in armour embowed the hand grasping a dagger, all ppr. Motto—Sub hoc signo vinces. Motto—Virtute et operibus.
2) or Brenan, O’Brennan, O’Brenan, Breanan, or O’Breanon – (Ossory, in Leinster; a numerous Sept in Ossory, formerly O’Braonain, the last recognized chief of which was Doctor John Brennan, of Dublin). (Cloneen and Moneenroe, co. Kilkenny, and Malaga; allowed by Fortescue, Ulster, 1789, to John O’Brenan, of Malaga, in Spain, son of Edmund O’Brenan, Esq., of Moneenroe, who was great-grandson of Patrick O’Brenan, of Cloneen). Gu. two lions ramp. combatant supporting a garb all or. in chief three swords, two in saltire, points upwards, and one fessways, point to the dexter ar. pommels and hilts gold. Crest—An arm embowed in armour grasping a sword all ppr. Motto—Sub hoc signo vinces.
3) or Brenan, O’Brennan, O’Brenan, Breanan, or O’Breanon – (the Sept of O’Braonan, or O’Braonain, of Ulster and Connaught). Ar. a lion ramp. az. in chief two dexter hands couped at the wrist apaumée gu. Crest—Out of a ducal coronet or, a plume of five ostrich feathers alternately az. and gold.