John McDonough

John McDonough may refer to:

• John McDonough (Savannah mayor) (1849–?), mayor of Savannah, Georgia, 1891–1895
• John E. McDonough (born 1953), member of the Massachusetts House of Representatives, 1985–1997
• John J. McDonough, mayor of St. Paul, Minnesota, 1940–1948
• John P. McDonough (chaplain) (born 1928), Chief of Chaplains of the U.S. Air Force
• John T. McDonough (1843–?), Secretary of State of New York 1899–1902, and Associate Justice of the Supreme Court of the Philippines 1903–1904
• John McDonough (sports executive) (born 1953), president of the Chicago Blackhawks
• John P. McDonough (born 1950), American politician from Maryland
• Jack McDonough (1879–?), Australian rules footballer