The 1999 Saarland state election was held on 5 September 1999 to elect the members of the Landtag of Saarland.

The incumbent Social Democratic Party (SPD) government led by Minister-President Reinhard Klimmt was defeated.

The Christian Democratic Union (CDU) won a narrow majority of one seat.

CDU leader Peter Müller was subsequently elected minister-president.

The table below lists parties represented in the previous Landtag of Saarland.