Phalerum (Ancient Greek: Φάληρον, Phálēron; Modern Greek: Φάληρο, Fáliro) was a port of Ancient Athens. It was situated 5 km southwest of the Acropolis of Athens, on a bay of the Saronic Gulf. This bay is also referred to as Bay of Phalerum (Greek: Όρμος Φαλήρου Ormos Falirou).