Keith L. Olski

Keith L. Olski, age 90, of Neenah, passed away peacefully on March 2, 2026. Born on December 3, 1935, in Neenah to the late Walter and Ethel Olski, he married Carol Mueller on April 4, 1959. Together they shared 66 devoted years of marriage.

Keith served his country as a Military Police officer in the United States Army. A longtime member of Trinity Lutheran Church in Neenah, he faithfully served as President of the Congregation. He owned and operated Print & Copy in Appleton until his retirement in 2000. Known as a dedicated worker who thrived on staying busy, he was always engaged in a project or helping others. He found great joy in traveling and camping with his daughters and granddaughters, creating lasting family memories. Keith possessed a creative spirit and produced many beautiful works of art. He will be remembered for his quick wit, warm smile, and the quiet joy he brought to everyday life. A caring and dependable man, he was the steadfast anchor of his family, offering unwavering love and support through every season.

He is survived by his beloved wife, Carol; daughters Debra (Steven) Schiller and Julie (Craig) Sternhagen; grandchildren Joseph Schiller, Kelly (Tobin) Otte, Ben Schiller, and Nicole (Shane) Krause; and great-grandchildren Eli, Marlie, and Carsyn Krause. He is also survived by his sister, Nancy Parrott; brother, Lawrence (Sharon) Olski; and sisters-in-law Ruth Dobish and Kay Mueller.

He was preceded in death by his grandson, Zachary Sternhagen; brothers Donald and David Olski; and brothers-in-law Lee Parrott, Robert Dobish, and Harold Mueller.