John Mack
John Mack may refer to:
- John Martin Mack, Moravian bishop
- John Mack , Baptist missionary in India
- John Mack , American Civil War sailor and Medal of Honor recipient
- John J. Mack , Yale University track coach
- John Sephus Mack, president of the G. C. Murphy Company
- John Mack , Labour Member of Parliament for Newcastle-under-Lyme 1942-1951
- John Mack , American oboist
- John E. Mack, American psychiatrist known for his interest in alien abduction
- John Givan Davis Mack, American engineer
- John Mack , president of the Los Angeles Urban League
- John J. Mack, former CEO and chairman of the board of Morgan Stanley
- John C. Mack, American photographer
- John L. Mack, American sound engineer
- John E. Mack, bishop of the Polish National Catholic Church
- John M. Mack, one of the founding brothers of Mack Trucks
- John Mack , British social anthropologist and art historian
- John Mack, director of athletics for Princeton University