Gene Manternach (born December 3, 1953) is an American politician in the state of Iowa.

Manternach was born in Monticello, Iowa.

He attended Iowa State University and Northeast Iowa Community College and is a farmer.

A Republican, he served in the Iowa House of Representatives from 2001 to 2005 (31st district from 2003 to 2005 and 56th district from 2001 to 2003).

This article about an Iowa politician is a stub.