Donough O'Brien, 2nd Earl of Thomond Irish earl, died 1553 (d. 1553) Parents Anabel de Burgh Connor O'Brien Children Honora O'Brien Connor O'Brien, 3rd Earl of Thomond Turlough O'Brien Teige Mac Murrough O'Brien Móre O'Brien Lady Margaret O'Brien Mary O'Brien Teig O'Brien Siblings Donnell O'Brien Slany O'Brien Móre O'Brien Margaret O'Brien Murrough O'Brien Sir Turlough O'Brien Murtough O'Brien Teig O'Brien Partners Lady Ellen Butler