Catholics from Wisconsin

Louis L. Merz (July 20, 1908 – September 22, 2002) was a member of the Wisconsin State Assembly.

Ervin John Ryczek (September 20, 1909 – March 18, 2006) was an American politician and funeral director.
Born in Milwaukee, Wisconsin, Ryczek graduated from Marquette University High School and then went to Spencerian Business College. He was an assistant funeral director and a member of the Catholic Order of Foresters and the Society of the Holy Name. From 1941 to 1959, Ryczek served in the Wisconsin State Assembly and was a Democrat.

Donal Neil "Mike" O'Callaghan (September 10, 1929 – March 5, 2004) was an American politician and educator who served as the 23rd Governor of Nevada from 1971 to 1979. He was a member of the Democratic Party.