John Kelley
John, Jack, or Johnny Kelley may refer to:
Sports
- Jack Kelley (ice hockey), American ice hockey coach
- John Kelley (ice hockey), American ice hockey player
- John J. Kelley, American runner, winner of the 1957 Boston Marathon; "Kelley the Younger"
- Johnny Kelley, American runner, winner of the 1935 and 1945 Boston Marathons; "Kelley the Elder"
Other
- John Kelley (diplomat), acting U.S. alternate representative to the United Nations
- John Kelley (criminal), reputed mobster who was an associate of the Patriarca crime family
- John C. Kelley, American television writer and producer
- John Edward Kelley, U.S. Representative from South Dakota
- John L. Kelley, American mathematician
- John William Kelley, American serial killer
- Jack Kelley (journalist), USA Today reporter
- John Kelley (Medal of Honor), Irish-born recipient of the Medal of Honor