Klutenkamper, Leo G., of St. Peters, Missouri, died Wednesday, September 28th, 2011 at the age of 77 years. Loving husband of fifty-seven years to Dorothy (Mahon); beloved son of the late Alice and Conrad; brother Conrad. Beloved brother of Ray, sisters Mary Becker and Terry Kunz. Devoted father of Larry, and wife Jane; Karen Middleton-Rimert and husband John, Kimberly Stevener; and Kay Lee Ellison. Cherished grandfather of Steve, Ashley McNamara and husband Ryan, Jason, Josh, Leena, and Lil and great grandfather of Hailey, Madlyn, Kensie, Emma, and Avery. In lieu of flowers the family requests donations be made to Parkinson Research http://www.parkinsonresearchfoundation.org/