Spouse(s) Helen Butler Mother Annabell Burke | Noble family Ua Briain | |
Father Connor O'Brien, King of Thomond Died 1 April 1553, Republic of Ireland Children Connor O'Brien, 3rd Earl of Thomond Parents Annabell Burke, Conchobhar mac Toirdhealbaig Ó Briain Grandchildren Donogh O'Brien, 4th Earl of Thomond, Daniel O'Brien, 1st Viscount Clare People also search for Conchobhar mac Toirdhealbaig Ó Briain Great grandchildren Henry O'Brien, 5th Earl of Thomond | ||
Donough O'Brien, 2nd Earl of Thomond (died 1 April 1553), also known as "the fat", was the son of Connor O'Brien, King of Thomond and Annabell Burke.
O'Brien married Helen Butler, daughter of Piers Butler, 8th Earl of Ormonde and Lady Margaret Fitzgerald. He died on 1 April 1553, after being attacked by his brothers at the family seat of Clonroad. O'Brien's brother Donald was named king of Thomond by the Dalgais, but O'Brien's son, Connor, allied himself with the English and regained control of his lands.
Children of Donough O'Brien and Helen Butler:
O'Brien also fathered an illegitimate daughter, Mary, who married Theobald Burke, son of William Burke, 1st Baron Bourke of Castleconnell.
References
Donough O'Brien, 2nd Earl of Thomond Wikipedia(Text) CC BY-SA