Pierre Werner was a Luxembourgish politician in the Christian Social People's Party (CSV) who was the 19th prime minister of Luxembourg from 1959 to 1974 and the 21st from 1979 to 1984.

The Christian Social People's Party, is the largest political party in Luxembourg. The party follows a Christian-democratic and conservative ideology and has been described as centre to centre-right. Furthermore, akin to most parties in Luxembourg, is strongly pro-European. The CSV is a member of the Christian Group, European People's Party, and the Centrist Democrat International.