Werner Langen (born 27 November 1949) is a German politician who served as Member of the European Parliament (MEP) from 1994 until 2019.

Between 1990 and 1991, Langen served as State Minister for Agriculture in the cabinet of Minister-President Carl-Ludwig Wagner of Rhineland-Palatinate.

[4] Between 1999 and 2009, Langen was a member of the Committee on Industry, Research and Energy, where he served as the European People's Party rapporteur for public services whose remit included competition cases.

In this capacity, he once again served as a member of the CDU executive board, this time under the party's then chairwoman, Chancellor Angela Merkel.

From 2014 until 2019, Langen was a member of the European Parliament Intergroup on Biodiversity, Countryside, Hunting and Recreational Fisheries.