Mahmoud Hammoud (1935 – 8 May 2018) was a Lebanese politician and diplomat.
Hammoud was a Shiite Muslim. He was born in Kafarkila, Marjayoun district, southern Lebanon.
He served as ambassador to the United Arab Emirates (1978–1983), West Germany (1983–1985), the Soviet Union and Finland (1986–1990), and the United Kingdom (1990–1999), where he was doyen of the diplomatic corps.
In October 2000, Hammoud became Foreign Minister for the first time. He served in that position until April 2003 when he became Defense Minister in a cabinet reshuffle. When the government of Omar Karami took office in October 2004, he was reappointed as foreign minister. Karami and his cabinet resigned in March 2005.
He died on 8 May 2018.