Clem was born in Perry County, IN on May 18, 1940 to the late Victor and Mary Catherine (Kuntz) Harpenau.
An Army Veteran, he was united in marriage August 1, 1964 to Erma Troesch. He was a lifelong farmer and member of St. Pius Catholic Church.
Surviving is his wife, Erma Harpenau; children, Mark (Lesly), Dennis, and Karen Schulte; sisters, Joyce Mulzer and Eileen Burnette; a brother, Larry Harpenau; four grandchildren, Boston and Cameron Schulte and Christopher and Haley.
A Mass of Christian Burial will be held at 10:00 A.M. Tuesday, October 15, 2013 at St. Pius Catholic Church. Father Sengole Thomas will officiate. Burial will follow in Calvary Cemetery. Visitation will be Monday from 2:00-8:00 P.M. and Tuesday 8:30-9:15 A.M. at Zoercher-Gillick Funeral Home.