Giuliana () is a comune (municipality) in the Metropolitan City of Palermo in Sicily, located about south of Palermo. As of 31 December 2004, it had a population of 2,234 and an area of .
Giuliana borders the following municipalities: Bisacquino, Caltabellotta, Chiusa Sclafani, Contessa Entellina, Sambuca di Sicilia.