List of Famous people with last name O-neill

Rt. Rev. Msgr. James Hugh O'Neill was an American Catholic priest who served as a chaplain in the United States Army from 1926 to 1952, rising to the rank of brigadier general. While serving as chaplain of the Third United States Army during the Battle of the Bulge in World War II, he composed the famous "Weather Prayer" at the request of the Third Army's commander, General George S. Patton.

Brendan O'Neill is a British columnist. He is the editor of Spiked and has been a columnist for The Australian and The Big Issue.

Paul O'Neill is a British auto racing driver of Irish parentage, and the half-brother of English singer Melanie C.

Richard William O'Neill was a soldier in the United States Army who served during World War I. He received the Medal of Honor for his actions, and went on to receive numerous other decorations to recognize his wartime heroism.

Paul Henry O'Neill served as the 72nd United States Secretary of the Treasury for part of President George W. Bush's first term, from January 2001 to December 2002. He was fired in December 2002 for his public disagreement with the administration. Prior to his term as Secretary of the Treasury, O'Neill was chairman and CEO of industrial giant Alcoa and chairman of the RAND Corporation.

Eugene Gladstone O'Neill was an American playwright and Nobel laureate in literature. His poetically titled plays were among the first to introduce into the U.S. the drama techniques of realism earlier associated with Russian playwright Anton Chekhov, Norwegian playwright Henrik Ibsen, and Swedish playwright August Strindberg. The tragedy Long Day's Journey into Night is often numbered on the short list of the finest U.S. plays in the 20th century, alongside Tennessee Williams's A Streetcar Named Desire and Arthur Miller's Death of a Salesman.

Fabián Alberto O'Neill Domínguez is a Uruguayan former footballer who played as a midfielder.

Christopher Paul O'Neill, KNO is a British-American financier and husband of Princess Madeleine, Duchess of Hälsingland and Gästrikland, a daughter of King Carl XVI Gustaf of Sweden.

Héctor O'Neill García is a Puerto Rican politician. He was mayor of his hometown of Guaynabo. O'Neill is affiliated with the New Progressive Party (PNP) and has also served as a member of the Senate of Puerto Rico.

Shane O'Neill, was an Irish chieftain of the O'Neill dynasty of Ulster in the mid 16th century. Shane O'Neill's career was marked by his ambition to be The O'Neill – sovereign of the dominant O'Neill family of Tír Eoghain—and thus overlord of the entire province. This brought him into conflict with competing branches of the O'Neill family and with the English government in Ireland, who recognised a rival claim. Shane's support was considered worth gaining by the English even during the lifetime of his father Conn O'Neill, 1st Earl of Tyrone. But rejecting overtures from Thomas Radclyffe, 3rd Earl of Sussex, the lord deputy from 1556, Shane refused to help the English against the Scottish settlers on the coast of Antrim, allying himself for a short time instead with the MacDonnells, the most powerful of these settlers, Shane viewed the Scottish settlers as invaders, but decided to stay his hand against them with hopes of using them to strengthen his position with the English, however, tensions quickly boiled over and he declared war on the Scottish MacDonnell's defeating them at the Battle of Glentaisie despite the MacDonnell's calling for reinforcements from Scotland. The Scottish MacDonnell's would later assassinate Shane O'Neill and collect the bounty on his head