Leonidas Vasilikopoulos (Greek: Λεωνίδας Βασιλικόπουλος; 21 May 1932 – 30 May 2014) was a Greek Navy officer, who served as Chief of the Hellenic Navy General Staff in 1986–89 and then as head of the Greek National Intelligence Service in 1993–96. A distinguished officer, he is also notable for his participation in resistance groups against the Greek military junta of 1967–74, being repeatedly imprisoned and exiled as a consequence.