Kevin Koester (born June 3, 1954) was the Iowa State Representative from the 38th District.

A Republican, he served in the Iowa House of Representatives from 2009 - 2018.

Koester was born in Harlan, raised in Des Moines, and resides in Ankeny.

As of May 2013[update], Koester served on several committees in the Iowa House – the Appropriations, Education, Human Resources, and State Government committees.

He also served as the chair of the Government Oversight committee.