Joseph "Jos" Wohlfart[1] (5 June 1920 – 5 July 2000) was a Luxembourgish politician. A member of the Luxembourg Socialist Workers' Party (LSAP), Wohlfart held office at local, national, and supranational level.
In 1950, Wohlfart was elected to the communal council of Lorentzweiler, on which he served for over two decades, including a period as mayor (1961 – 74). He was elected to the Chamber of Deputies in 1954. Wohlfart sat in the Thorn Ministry as the Minister for the Interior from 1974 until 1979. In 1988, on the death of Lydie Schmit, Wohlfart succeeded as one of Luxembourg's six Members of the European Parliament, in which capacity he served until the 1989 election.
He is the father of Georges Wohlfart, a fellow politician and government minister.