Teige O'Brien Peerage person ID=225694 Parents Una O'Brien Connor O'Brien, 3rd Earl of Thomond Children Murtough O'Brien Teig O'Brien Turlough O'Brien unknown daughter O'Brien unknown daughter O'Brien unknown daughter O'Brien unknown daughter O'Brien Dermot O'Brien unknown daughter O'Brien Siblings Daniel O'Brien, 1st Viscount Clare Mary O'Brien Margaret O'Brien Lady Honor O'Brien Donogh O'Brien, 4th Earl of Thomond Honora O'Brien Partners Slany O'Brien Margaret Talbot Joan O'Shaughnessy