Toirdhealbhach Bóg Ó Briain King of Thomond from 1446 to his death in 1459 (d. 1459) Children Toirdhealbhach Óg Ó Briain Tadhg an Chomhaid Ó Briain Conchobar Mór Ó Briain Mahon|Mathghamhain O'Brien, of Killclanoy Partners Catherine Burke