Jost de Jager (born March 7, 1965[1]) is a German business consultant,[2] politician and former Schleswig-Holstein Minister of Science, Economic Affairs and Transport.

[1] De Jager worked as a volunteer at the evangelical press service in Kiel between 1994 and 1996.

[1] He was a member of the Schleswig-Holstein Landtag for the Christian Democratic Union (CDU) between 1996 and 2005 and became his factions spokesman on European politics in 1996.

In 2005, De Jager was appointed State Secretary to the Schleswig-Holstein Ministry of Science, Economic Affairs and Transport until he was appointed Minister of Science, Economic Affairs and Transport by Peter Harry Carstensen on October 27, 2009.

He was subsequently succeeded as Minister by Reinhard Meyer (Economic Affairs and Transport) and Waltraud Wende (Science).