Petros G. Molyviatis (Greek: Πέτρος Γ. Μολυβιάτης; born 12 June 1928) is a Greek politician and diplomat who served three times as Minister for Foreign Affairs from 2004 to 2006, May to June 2012, and August to September 2015.
As a career diplomat, he served in the Permanent Delegation of Greece to the United Nations in New York and NATO in Brussels. He also served in the Greek embassies in Moscow, Pretoria and Ankara. From 1974 to 1980, Molyviatis was diplomatic advisor and director general of the political cabinet of Prime Minister Constantine Karamanlis. During the terms of office of Constantine Karamanlis as Greek president from 1980 to 1985 and 1990 to 1995, he was secretary general of the Presidential office.[4]
His name was mentioned as a potential candidate for prime minister of Greece of the coalition government decided between government and opposition in November 2011.