Murrough O'Brien may refer to:
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Murrough O'Brien, 1st Earl of Thomond (died 1551)
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Murrough O'Brien, 4th Baron Inchiquin
Murrough MacMurrough O'Brien, 4th Baron of Inchiquin (1562 – 24 July 1597) was the son of Murrough McDermot O'Brien, 3rd Baron Inchiquin and Margaret Cusack, daughter of Sir Thomas Cusack of Cussington, Meath, Lord Chancellor of Ireland and his ...
(died 1597)
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Murrough O'Brien, 1st Earl of Inchiquin
Murrough MacDermod O'Brien, 1st Earl of Inchiquin (September 1614 – 9 September 1673), was an Irish nobleman and soldier, who came from one of the most powerful families in Munster. Known as "''Murchadh na dTóiteán''" ("Murrough the Burner" ...
(c. 1618–1674)
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Murrough O'Brien, 1st Marquess of Thomond
Sir Murrough O'Brien, 10th Baron of Inchiquin, 5th Baron O'Brien of Burren, 1st Baron Thomond of Taplow, 5th Earl of Inchiquin, 1st Marquess of Thomond KP, PC (Ire) (1726 – 10 February 1808), known from 1777 to 1800 as the 5th Earl of Inchiqui ...
(1726–1808)
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Morrough Parker O'Brien
Morrough "Mike" Parker O'Brien, Jr. (September 21, 1902 – July 28, 1988) was an American hydraulic engineering professor and is considered the founder of modern coastal engineering. In addition to his academic work, O'Brien served as a consultan ...
(1902–1988)
{{hndis, Obrien, Murrough