Steven John Lalas (Greek: Σταύρος Ιωάννης Λάλας, romanized: Stavros Ioannis Lalas; born 1953) is an American of Greek birth, later naturalized, and former State Department communications officer. Charged with espionage-related offenses in connection with passing sensitive military and diplomatic information to Greece, he was arrested in USA through an FBI sting operation.
Lalas pled guilty in federal court to one count of conspiracy to commit espionage, he was sentenced to 14 years in prison. Later paroled, Lalas emigrated to Greece to serve out the remainder of his parole.