Matthias Wissmann (born 15 April 1949) is a German lawyer and politician of the Christian Democratic Union (CDU).

In the years 1983 until 1993 he was the spokesman of his parliamentary group for economic affairs, under the leadership of successive chairmen Alfred Dregger and Wolfgang Schäuble.

[3] By April 2000, following the CDU donations scandal, he had to report an annual deficit of more than $8 million and oversaw efforts to cut personnel, rent out part of the party's new Berlin headquarters, and shrink its publications.

During his time in office, he also served as vice-president of Pro Mobilität, an industry group lobbying for improvements in Germany's street network.

[6] In 2014, Federal Minister for Economic Affairs and Energy Sigmar Gabriel appointed Wissmann to the government's advisory board on the Transatlantic Trade and Investment Partnership (TTIP).

[7] In October 2016, Wissmann was unanimously elected as president of the Organisation Internationale des Constructeurs d'Automobiles (OICA) for a two-year mandate, succeeding Yong-geun Kim.