John McCarthy may refer to:

Government

* John George MacCarthy (1829–1892), Member of Parliament for Mallow constituency, 1874–1880 * John McCarthy (Irish politician) (1862–1893), Member of Parliament for the Mid Tipperary constituency, 1892–1893 * John H. McCarthy (1850–1908), U.S. Representative from New York * John McCarthy (Nebraska politician) (1857–1943), Nebraska Republican politician * John F. McCarthy (1924–1981), California Republican senator * John J. McCarthy (New Jersey politician) (1927–2001), New Jersey General Assembly member * John V. McCarthy (c. 1932–1987), member of the Ohio House of Representatives *

John Thomas McCarthy John Thomas McCarthy (born December 27, 1939) was the United States Ambassador to Lebanon and Tunisia. McCarthy holds degrees from Manhattan College and Harvard University Harvard University is a Private university, private Ivy League re ...

(born 1939), U.S. ambassador * John McCarthy (Australian diplomat) (born 1942), Australian ambassador to Vietnam, Mexico, Thailand, the United States, Indonesia, India and Japan * John A. McCarthy (born 1947), Australian ambassador to the Holy See (2012–2016) * John Keith McCarthy (1905–1976), Australian public servant in the Territory of Papua and New Guinea

Humanities and science

John McCarthy (computer scientist) John McCarthy (September 4, 1927 – October 24, 2011) was an American computer scientist and cognitive scientist. He was one of the founders of the discipline of artificial intelligence. He co-authored the document that coined the term "artific ...

(1927–2011), American computer scientist *

John McCarthy (linguist) John Joseph McCarthy (born 1953) is an American linguist and the Provost and Senior Vice Chancellor for Academic Affairs at the University of Massachusetts Amherst since July 2017. In July 2018, he assumed office as the Provost. McCarthy is be ...

(born 1953), American phonologist * John D. McCarthy (born 1940), American sociologist * John McCarthy (mathematician) (born 1964), mathematician * John F. McCarthy Jr., American scientist and engineer

Sports

* John McCarthy (American football) (1916–1998), American football player *

John McCarthy (referee) John Michael McCarthy (born October 12, 1962) is a retired American mixed martial arts (MMA) referee best known for officiating numerous bouts promoted by the Ultimate Fighting Championship (UFC), dating back to UFC 2. He is credited as being ...

(born 1962), mixed martial arts referee * Johnny McCarthy (1934–2020), American basketball player and coach * Johnny McCarthy (baseball) (1910–1973), American baseball player * John McCarthy (Gaelic footballer) (born 1955), Dublin Gaelic footballer * John McCarthy (Kerry Gaelic footballer), who played in the 1964 All-Ireland Senior Football Championship final * John McCarthy (ice hockey) (born 1986), American ice hockey player and coach * John McCarthy (discus thrower), Paralympic athlete from Ireland *

John McCarthy (soccer) John Joseph McCarthy III (born July 4, 1992) is an American professional association football, soccer player who plays as a goalkeeper (association football), goalkeeper for Major League Soccer club LA Galaxy. Career College and amateur McCart ...

(born 1992), American soccer player * John McCarthy (Australian rules footballer, born 1967), former player with Fitzroy and North Melbourne * John McCarthy (Australian rules footballer, born 1989) (1989–2012), Port Adelaide and Collingwood player * J. J. McCarthy (Jonathan James McCarthy, born 2003), American football player * John McCarthy (sprinter) (born 1910), American sprinter, 1934 All-American for the

USC Trojans track and field The USC Trojans track and field team is the track and field program that represents University of Southern California. The Trojans compete in NCAA Division I as a member of the Big Ten Conference. The team is based in Los Angeles, California, a ...

team

Religious states

* John E. McCarthy (1930–2018), Roman Catholic bishop of the Diocese of Austin * John McCarthy (Irish bishop) (1815–1893), bishop of Cloyne * John McCarthy (Australian bishop), bishop of Sandhurst in Victoria, Australia * John McCarthy (priest) (born 1938), Dean of Clogher, 1989–1994 * John Joseph McCarthy (1896–1983), Irish-born bishop to Nairobi, Kenya

Musicians

John McCarthy (guitarist) John Frederick McCarthy is a musician, author, educator and creator of the Rock House Method system of learning. Since 2001, The Rock House Method has sold more than three million instructional programs of which McCarthy writes, composes, and d ...

, guitarist *

John McCarthy (composer) John McCarthy (born June 27, 1961) is a Canadian composer for film and television. His music has been described as a hybrid of acoustical and electronic elements. McCarthy’s background includes extensive experience in Classical music, classical, ...

(born 1961), Canadian composer *

John McCarthy (conductor) Eugene Patrick John McCarthy OBE (20 November 1916 - 8 April 2009), also known professionally for most of his career as John Mac or simply Mac, was a three-times Grammy Award-nominated director and conductor of choral music. Early life Born in L ...

(1916–2009), conductor of choral music

Others

John McCarthy (journalist) John Patrick McCarthy (born 27 November 1956) is a British journalist, writer and broadcaster, and one of the hostages in the Lebanon hostage crisis. McCarthy was the United Kingdom's longest-held hostage in Lebanon, where he was a prisoner f ...

(born 1956), British hostage and journalist * John McCarthy Jr. (1912–1994), Oscar-nominated set decorator * John Edward McCarthy (1911–1977), American radio personality *

John P. McCarthy John P. McCarthy (March 17, 1884 – September 4, 1962), also known as J.P. McCarthy or simply as John McCarthy, was an American director and screenwriter of the 1920s through 1945. He began in the film industry in front of the camera, as an ac ...