Dan Zumbach (born 1960) is an American politician and farmer from the state of Iowa.

He grew up near Ryan, Iowa, and graduated from West Delaware High School in Manchester.

[1] Zumbach was first elected to the Iowa Senate for the 48th district in 2012 with 16,415 votes, defeating Democrat Nate Willems, to serve a term beginning on January 14, 2013.

[1] Zumbach sponsored a bill, Senate File 2127, to restrict the installation of solar panels on land which could be used to grow corn and soybeans.

[5][6] In January 2022, Zumbach faced an ethics complaint filed by members of the Committee to Save Bloody Run Creek which alleged that he had met with officials of the Iowa Department of Natural Resources in relation to a feedlot, Supreme Beef, owned by his son-in-law.