John Mack may refer to:

• John Martin Mack (1715–1784), Moravian bishop
• John Mack (Serampore) (1797–1845), Baptist missionary in India
• John Mack (Medal of Honor recipient) (1843–1881), American Civil War sailor and Medal of Honor recipient
• John J. Mack (coach) (1870–1923), Yale University track coach
• John Sephus Mack (1880–1940), president of the G. C. Murphy Company
• John Mack (British politician) (1899–1957), Labour Member of Parliament for Newcastle-under-Lyme 1942–1951
• John Mack (musician) (1927–2006), American oboist
• John E. Mack (1929–2004), American psychiatrist known for his interest in alien abduction
• John Givan Davis Mack (1867–1924), American engineer
• John Mack (civic leader) (1937–2018), president of the Los Angeles Urban League
• John J. Mack (born 1944), former CEO and chairman of the board of Morgan Stanley
• John C. Mack (born 1976), American photographer
• John L. Mack (fl. 1956–1993), American sound engineer
• John E. Mack (bishop), bishop of the Polish National Catholic Church
• John M. (Jack) Mack, one of the founding brothers of Mack Trucks
• John Mack (anthropologist) (born 1949), British social anthropologist and art historian
• John Mack (athletic director), director of athletics for Princeton University

• Jack Mack (1881–1960), Australian rules footballer
• Johnny Mac (disambiguation)

Topics referred to by the same term

This disambiguation page lists articles about people with the same name.
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