Greek National Road 54 (EO54) is a National Road in Greater Athens and Athens metropolitan area in Attica, Greece.
According to the Government Gazette in 1963, the EO54 runs from central Athens to Rafina, via Stavros (near Gerakas).
The route currently has connections with:
Ministerial Decision G25871 of 9 July 1963 created the EO54 from part of the old EO4 between Athens and Rafina, which existed by royal decree from 1955 until 1963.