Gene A Mueller (born February 28, 1942) is an American historian and author. Mueller was born in Milwaukee, Wisconsin and is considered an expert in two areas of history, American Nez Perce Indian Culture and 20th Century Europe, specifically Hitler's generals. He has published several books. He has taught at the Lewis-Clark State College in Lewiston, Idaho, Henderson State University at Arkadelphia, Arkansas, and Texas A&M University–Texarkana.
Mueller was also Mayor of Lewiston Idaho for ten years from 1982 to 1992.