Andranik Nahapeti Margaryan (; 12 June 1949 – 25 March 2007) served as the Prime Minister of Armenia from 12 May 2000, when the President appointed him, until his death on 25 March 2007. He was a member of the Republican Party of Armenia. He succeeded the Sargsyan brothers: Vazgen Sargsyan, who was murdered during the Armenian parliament shooting on 27 October 1999 and Aram Sargsyan, whom the President appointed a week later, but fired on 2 May 2000.