Amir Sjarifuddin Harahap, also spelled Amir Sjarifoeddin Harahap (27 April 1907 – 19 December 1948) was a socialist politician and one of the Indonesian Republic's first leaders, becoming Prime Minister during the country's National Revolution. A Christian convert from a Muslim Batak family, Amir was a major leader of the Left during the Revolution. He was executed in 1948 by Indonesian Republican officers following his involvement in a Communist revolt.