John McDonough may refer to: John McDonough (businessman) (1951–2023), British businessman, CEO of Carillion John McDonough (Savannah mayor) (1849–1926), American politician, mayor of Savannah, Georgia, 1891–1895 John McDonough (sports executive) (born 1953), president of the Chicago Blackhawks John McDonough (American football referee) (1916–1978), American pro football referee John McDonough (piper) (died 1850s), Irish piper John E. McDonough (born 1953), member of the Massachusetts House of Representatives, 1985–1997 John J. McDonough (mayor) (1895–1962), American politician, mayor of St. Paul, Minnesota, 1940–1948 John J. McDonough (Massachusetts politician), member of the Boston School Committee John P. McDonough (politician) (born 1950), American politician from Maryland John P. McDonough (chaplain) (1928–2021), Chief of Chaplains of the U.S. Air Force John T. McDonough (1843–1917), American politician, Secretary of State of New York 1899–1902, and Associate Justice of the Supreme Court of the Philippines, 1903–1904 Jack McDonough (1879–1955), Australian rules footballer