The Vestfold Line () is a railway line which runs between Drammen and Eidanger in Norway. The line connects to the Drammen Line at the northern terminus at Drammen Station and continues as the Bratsberg Line past Skien Station. The line is exclusively used for passenger trains, which are provided by the Norwegian State Railways, which connect northwards to Oslo and south-westwards to Grenland. The section from Eidanger to Skien is often colloquially included in the Vestfold Line.The standard gauge line is electrified at and has twelve remaining stations. The Vestfold Line runs through the coastal region of Vestfold and serves major towns including Holmestrand, Tønsberg, Sandefjord and Larvik, as well as Sandefjord Airport, Torp.