Mangin is a surname. Notable people with the surname include:Claude Mangin (1786-1835), French judge Charles Mangin (1866–1925), French general Edward Mangin (1772–1852), Irish Anglican priest and writer Gregory Mangin (1907–1979), American tennis player and Wall Street broker Jean-Pierre Mangin, French philatelist Patrice Mangin, French forensic pathologist Robert Mangin (1863–1944), British clergyman Sergio Mangín, Argentine sprint canoer Stuart Mangin, Australian rules footballer Thorleif Mangin (1896–1950), British colonial administrator