John Sweeney
John Sweeney may refer to:
- John E. Sweeney (born 1955), U.S. Representative from New York
- John Roland Sweeney (1931–2001), Canadian, politician and educator
- John Sweeney (journalist), BBC journalist
- John James Sweeney, Pennsylvania politician
- John Sweeney (labor leader) (born 1934), American president of AFL-CIO
- John Sweeny (bishop) (1821–1901), Canadian Roman Catholic bishop
- John Sweeney (footballer), Scottish footballer, played for Dunfermline Athletic FC in the 1961 Scottish Cup Final
- John Sweeney (pianist), British-based pianist
- John Sweeney (police officer) of the Metropolian Police Service, detective superintendent in charge of Operation Withern
- John Sweeney (Ohio politician), former member of the Ohio House of Representatives
- John Joseph Sweeny (1924–2006), American Roman Catholic priest