Peristeri (Greek: Περιστέρι, meaning "pigeon/dove" in Greek) is a suburban municipality in the western part of the Athens agglomeration, Greece. With 139,981 inhabitants (2011 census), it is the seventh-largest municipality of Greece by population.
Motorway 1 (Athens-Thessaloniki) passes through the southeastern part of the municipality. Athinon Avenue (Greek National Road 8 Athens-Korinthos-Patras) passes through the southwestern part. Peristeri is served by three Athens metro stations on Line 2: Anthoupoli, Peristeri and Agios Antonios. The Kifissos Bus Terminal where long-distance buses from Peloponnese, Epirus, Macedonia, Ionian Islands and Thrace arrive, stands at the east border of Peristeri near Sepolia.