Larvik is a town and municipality (46,211 inhabitants end 2016) in Vestfold county, Norway. The administrative centre of the municipality is the city of Larvik.Larvik has a daily ferry connection to Hirtshals, Denmark.The Norse form of the name must have been Lagarvík. The first element is the genitive case of lǫgr m 'water; river' (now called Numedalslågen river), the last element is vík f 'cove, wick'. The meaning is "the cove at the mouth of (Numedals)lågen". Prior to 1889, the name was written "Laurvik" or "Laurvig".