John Delaney or Delany may refer to:

• John Delaney (Bahamian lawyer) (born 1964), Bahamian lawyer and former Attorney General and Minister of Legal Affairs
• John Delaney (Florida politician) (born 1956), American lawyer, politician and university administrator
• John Delaney (Maryland politician) (born 1963), American attorney, businessman, politician, and former 2020 Democratic presidential candidate
• John Delaney (meteorologist) (1811–1883), Irish-Canadian civil servant, meteorologist and political figure in Newfoundland
• John DeLany (Wisconsin lawyer), Wisconsin lawyer, newspaperman and state representative
• John J. Delaney (1878–1948), American businessman, lawyer and U.S. Representative

• John Delaney (baseball) (born 1985), American college baseball coach
• John Delaney (football administrator) (born 1967), Irish former sports administrator
• John Delaney (footballer) (born 1942), former English footballer
• John A. Delaney (hurler) (born 1986), Irish hurler from County Laois

• John Delany (luthier) (1769–1838), Irish musical instrument and violin maker
• John Albert Delany (1852–1907), Australian conductor and composer
• John C. Delaney (1848–1915), American Civil War soldier
• John Bernard Delany, American Roman Catholic bishop
• John Delaney (businessman) (1969–2011), Irish businessman and founder of trading exchange website Intrade

• John A. Delaney Student Union
• John Delaney 2020 presidential campaign

• Jack Delaney (1900–1948), Canadian boxer

Topics referred to by the same term

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