Denis Dean Koshak Obituary
With heavy hearts, we announce the death of Denis Dean Koshak (Rhinelander, Wisconsin), who passed away on April 7, 2026 at the age of 72. Family and friends can send flowers and condolences in memory of the loved one. Leave a sympathy message to the family on the memorial page of Denis Dean Koshak to pay them a last tribute.
Though his name may fade from the lips of time, the imprint Denis leaves upon the hearts of his loved ones remains eternally vivid — a testament to the depth of his spirit and the richness of his legacy.
He was loved and cherished by many people including: his parents, Ray Koshak and Lois Koshak (Cook); his wife Diane; and his daughters, Rebecca, Anna and Sara.
