Mostafa Mohammad Najjar (Persian: مصطفى محمد نجّار, born 2 December 1952) is the current Interior minister of Iran since August 9, 2009. He was Minister of Defense in the first cabinet of Mahmoud Ahmadinejad from 2005 to 2009. He is a veteran of the Revolutionary Guards .
He was born on 2 December 1952 in capital city of Tehran. He is gratunated from K. N. Toosi University of Technology in 1977. He joint to the Army of the Guardians of the Islamic Revolution since the establishment of the body in 1980, where he was in charge of the Middle East Department, with Israel, Lebanon and the Persian Gulf as places of particular attention. He was active for Military service in Kurdistan from 1980 to 1985 in the Iran-Iraq War. He became Head of Saad by Yahya Rahim Safavi in 1995.
He was designed by Mahmoud Ahmadinejad to the Parliament for Ministry of Defense in August 2005 and received 191 to 62 of votes and became Minister in August 9, 2005. He was minister until August 2009, when Ahmadinejad was reelected and designed Mohammad-Najjar as Minister of Interior. He received 178 to 72 of votes and became Minister of Interior to succeed Sadegh Mahsouli. In his ministry, Abdolmalek Rigi the Head of Terrorist group of Jundullah was arrested.