Harry S. Truman (an haifeshi a ranar 8 ga watan Mayu, shekarata alif 1884 – zuwa ranar 26 ga watan disimba, shekarata alif 1972) ya kasance shugaban Amurka na 33, yana aiki daga shekarata alif 1945 zuwa shekarata alif 1953. Memba na Jam'iyyar Democratic, ya taba zama mataimakin shugaban kasa na 34 daga watan Janairu zuwa watan Afrilu shekarata alif 1945 a karkashin Franklin D. Roosevelt kuma a matsayin Sanata na Amurka daga Missouri daga shekarata alif 1935 zuwa watan Janairu shekarata alif 1945.
Komawa gida, ya buɗe ɗakin kwana a Kansas City, Missouri, kuma an zabe shi a matsayin alkali na gundumar Jackson a shekarata alif 1922. An zabi Truman zuwa Majalisar Dattijan Amurka daga Missouri a shekarata alif 1934. Tsakanin shekarata alif 1940 da shekarar alif 1944, ya sami matsayi na kasa a matsayin shugaban kwamitin Truman, wanda ke nufin rage sharar gida da rashin aiki a kwangilar yakin.
Truman ya jagoranci farkon yakin Cold a shekarata alif 1947. Ya kula da jirgin saman Berlin da Marshall Plan a shekarata alif 1948. Tare da sa hannun Amurka a yakin Koriya na shekarar alif 1950-zuwa shekarata alif 1953, Koriya ta Kudu ta fatattaki mamayar da Koriya ta Arewa ta yi. A cikin shekarata alif 1948, ya ba da shawarar Majalisar Dokoki ta zartar da cikakkun dokokin yancin ɗan adam.
Ya cancanci sake tsayawa takara a shekarar alif 1952, amma da rashin kada kuri’a ya zabi kada ya tsaya takara.