The 2016 Baden-Württemberg state election was held on 13 March 2016 to elect the members of the 15th Landtag of Baden-Württemberg. The incumbent government of The Greens and the Social Democratic Party (SPD) led by Minister-President Winfried Kretschmann lost its majority.

The Landtag of Baden-Württemberg is the diet of the German state of Baden-Württemberg. It convenes in Stuttgart and currently consists of 154 members of five political parties. The majority before the 2021 election was a coalition of the Alliance 90/The Greens and the Christian Democratic Union (CDU), supporting the cabinet of Green Minister-President Winfried Kretschmann.