Dafni (Greek: Δάφνη) is a suburban town in the Athens agglomeration, Greece.

Its built-up area is continuous with that of municipality of Athens and the surrounding suburbs Nea Smyrni, Agios Dimitrios and Ymittos.

The main thoroughfare is Vouliagmenis Avenue, which connects Dafni with Athens city centre.

At 1.375 km2[3] it is one of the smallest municipal units in the Athens urban and metropolitan area.

The Amyntas Dafnis HEBA basketball club (A2 Division) competes at the Dafni Indoor Hall.