John or Jack Carney may refer to:
Politics
John Carney (Delaware politician) (born 1956), governor of Delaware and former U.S. Representative John Patrick Carney (born 1976), Democratic member of the Ohio House of Representatives John Carney (Kentucky politician) (1969–2021), member of the Kentucky House of Representatives
Sports
John Carney (American football) (born 1964), American football placekicker
Jack Carney (baseball) (1866–1925), professional baseball player
Jack Carney (footballer) (1909–1981), Australian rules footballer
Other people
John Carney (director) (born 1972), Irish film and TV director
John Carney (magician) (born 1958), sleight of hand artist, author and actor
John Carney (radio), radio talk show host on KTRS in St. Louis
John F. Carney (born 1941), chancellor of Missouri University of Science and Technology
See also
John Carney House, a historic house in Troy, Illinois
John Carney Agricultural Complex, a historic farm complex in Greenville, New Castle County, Delaware Jonathan Carney, violinist, violist, and conductor John Cairney (disambiguation)