H
- Franz Halder (1884–1972), German general and chief of Army General Staff
- Fritz Hartjenstein (1905–1954), German Auschwitz concentration camp administrator
- Emil Haussmann (died 1948), German major
- August Heissmeyer (1897–1979), German SS officer
- Konrad Henlein (1898–1945), German Gauleiter of Sudetenland
- Rudolf Hess (1894–1987), deputy Führer (leader) of Nazi Germany
- Reinhard Tristan Eugen Heydrich (1904–1942), chief of the SD, the Gestapo, the SIPO & the RSHA and Acting Reichprotektor of Bohemia and Moravia until his assassination in June 1942.
- Friedrich Hildebrandt (1898–1948), German RuSHA chief and Higher SS and Police Leader of Danzig
- Richard Hildebrandt (1895–1945), German NSDAP Gauleiter of Franconia and SA Gruppenführer
- Oskar von Hindenburg (1883–1960), German commander of prisoner of war camps in East Prussia
- Hirota Koki (1878–1948), Japanese premier from 1936 to 1937
- August Hirt (1898–1945), German medical officer who ran the Struthof-Nazweiler laboratory
- Franz Hofer (1902–1975), German Gauleiter of the Tyrol and Vorarlberg
- Hermann Julius Höfle (1911–1962), German Higher SS and Police Leader in Slovakia
- Otto Hofmann (1896–1982), German RuSHA official
- Hans Hohberg (1898–1948), German WVHA official
- Karl Holz (1895–1945), German NSDAP Gauleiter of Franconia and SA Gruppenführer
- Homma Masaharu (1887–1946), Japanese general involved in the Bataan Death March
- Erich Hoppner (died 1944), German commander of 4th Panzer Army and Army Group North
- Rudolf Hoess (1900–1947), German Auschwitz concentration camp commander and deputy inspector of Nazi concentration camps
- Franz Hossler (died 1945), German Auschwitz concentration camp administrator
- Hermann Hoth (1885–1971), German commander of Panzer Group 3, Army Group Center, 17th Group Army and Army Group South
- Waldemar Hoven (1903–1948), German Buchenwald concentration camp doctor
- Saddam Hussein (1937–2006), President of Iraq, 1979–2003
Read more about this topic: List Of Convicted War Criminals