Mark Kowalczyk

Mark S. Kowalczyk, 67, of Sheridan, passed away on Monday, May 12, 2025 at his home.

A Celebration of Life will be held at a later date. Arrangements have been entrusted to the Mueller Funeral Home, Ottawa.

Mr. Kowalczyk was born on May 10, 1958 in Chicago to Aloysius and Eleanor (Grzeskowiak) Kowalczyk. Mark was a graduate of John F. Kennedy High School and later joined the US Marine Corp.

He is survived by his sister Dawn (John) Strukel; nieces, Jorie (Don) Fenske and Lyndsey Bullard; and great niece and nephew, Madison and Zackary Aurenz.