Dennis or Denis O'Brien may refer to: *

Dennis O'Brien (ice hockey) Dennis Francis O'Brien (born 10 June 1949) is a Canadian former professional ice hockey defenceman who played in the National Hockey League (NHL). He featured in the 1978 Stanley Cup Finals with the Boston Bruins. O'Brien is the uncle of former ...

(born 1949), professional ice hockey player in the National Hockey League *

Dennis M. O'Brien Dennis Michael O'Brien (born 1952) is an American Republican Party politician who served as the 137th Speaker of the Pennsylvania House of Representatives from 2007 to 2008. First elected in 1976, he represented the 169th Legislative Distr ...

(born 1952), former Speaker, PA House of Representatives, and member, 167th District * Denis O'Brien (born 1958), Irish entrepreneur Charman of

Digicel Digicel is a Jamaican and Caribbean mobile phone network and home entertainment provider operating in 33 markets worldwide. Digicel has operated in several countries, including Guyana, Fiji, Haiti, Trinidad and Tobago, St. Lucia, Suriname, and Ja ...

Denis O'Brien (footballer) Denis O'Brien (born 10 April 1952) is a former Australian rules footballer who played with Collingwood in the Victorian Football League The Victorian Football League (VFL) is an Australian rules football league in Australia serving a ...

(born 1952), Australian footballer for Collingwood *

Denis O'Brien (police officer) Detective Sergeant Denis O'Brien (17 June 1899 – 9 September 1942), sometimes called "Dinny O’Brien", was a veteran of the Irish War of Independence and the Irish Civil War. He joined the Garda Síochána in 1933 and was killed by the An ...

(1899–1942), veteran of the Easter Rising and the Irish Republican Army *

Denis O'Brien (politician) Denis O'Brien (March 13, 1837 – May 18, 1909) was an American lawyer and politician. Life Denis O'Brien was born on a farm near Ogdensburg, New York on March 13, 1837. He was admitted to the bar in 1861, and commenced practice in Watertown. H ...

(1837–1909), New York State Attorney General *

Denis O'Brien (producer) Denis O'Brien (September 12, 1941 – December 3, 2021) was an American attorney, best-known as the business manager of George Harrison of the Beatles and co-founder of the film studio HandMade Films. Biography O'Brien was born on September 12, 1 ...

(1941–2021), co-founder of HandMade Films with George Harrison *

Denis Patrick O'Brien Denis Patrick O'Brien, FBA (born 1939 in Knebworth, Hertfordshire, England, and died in 2023) was an English economist who worked in industrial economics and the history of economic thought. O'Brien graduated in 1960 with a BSc (Economics) fro ...

(born 1939), English economist *

Denny O'Brien Dennis Avery O'Brien III (born February 9, 1973, in Laurinburg, NC) is an American columnist, journalist and radio commentator. He has risen to cult fame status through his numerous internet columns about college football and college athletics. H ...

(born 1973), American columnist, journalist and radio commentator * G. Dennis O'Brien (born 1931), former president of the University of Rochester

See also