He was born on January 10, 1943 in Neenah, son of the late Archie and Viola (Jenks) Koerner. Dennis graduated from St. Mary’s High School in Menasha. Following high school, he went into the family business, Menasha Sport Shop, which later became Midway Archery. He was in the business for nearly 40 years. Dennis was an avid outdoorsman and enjoyed his hunting trips, especially the one with Fred Bear. He also enjoyed fishing and was an avid Packer and Brewer fan. He especially loved spending time with his family and friends. He spent many days with his friends Dick and Gwynn Schroeder, Todd Vaughan, and hunting with Kevin Handrich.
He is survived by his wife Jenny; children: Mark (Kerri) Koerner, Jodi (Jim) Julius, Kari Koerner ( special friend Brad), Lisa (Jason) Severson; grandchildren: Matt Koerner, Sam and Lexi Julius, Chris (Shauna) Koerner, Bree Hornes and Sean Severson; siblings: Deb (Gary) Sommerhalder and Kurt (Debbie) Koerner. He is further survived by brothers-in-law, sisters-in-law, nieces, nephews, other relatives and friends. Besides his parents, he was preceded in death by a grandson Devin Julius, and best friend Gene Kuchenbecker.
The funeral service for Dennis will be held on Friday, October 13, 2017 at 4:00 p.m. at the Cline-Hanson-Dahlke Funeral Home in Manawa with Rev. Vilas Mazemke officiating. A visitation for Dennis will be held at the funeral home on Friday from 2:00 p.m. until the time of the service.