Hasso von Manteuffel, German general and politician (d. 1978)
Freiherr Hasso Eccard von Manteuffel (14 January 1897 – 24 September 1978) was a German baron born to the Prussian von Manteuffel family and a general during World War II who commanded the 5th Panzer Army. He was a recipient of the Knight's Cross of the Iron Cross with Oak Leaves, Swords and Diamonds of Nazi Germany.

After the war, he was elected to the Bundestag (West German legislature) and was the spokesman for defense of the Free Democratic Party. A proponent of rearmament, he was responsible for coining the new name for the post-World War II German armed forces, the Bundeswehr.