Mostafa Chamran Save'ei () (2 October 1932 – 21 June 1981) was an Iranian physicist, politician, commander and guerrilla fighter who served as the first defense minister of post-revolutionary Iran and a member of parliament as well as the commander of paramilitary volunteers in Iran–Iraq War, known as "Irregular Warfare Headquarters". He was killed during the Iran–Iraq War. In Iran, he is known as a martyr and a symbol of an ideological and revolutionary Muslim who left academic careers and prestigious positions as a scientist and professor in the US, University of California, Berkeley and migrated in order to help the Islamic movements in Palestine, Lebanon, Egypt as a chief revolutionary guerilla, as well as in the Islamic revolution of Iran. He helped to found the Amal Movement in southern Lebanon.