Marcel Dettling[1] (born 1 February 1981) is a Swiss farmer and politician.

[2] He currently also serves as the vice president of the Swiss People's Party on the federal level.

Dettling previously served on the Cantonal Council of Schwyz from 2008 to 2015.

[3] In March 2024, he was unanimously elected as president of the Swiss People's Party.

[4] Dettling is part of the conservative wing of the SVP, and emphasizes opposition to migration and the European Union as political issues.