William James Arness

William D. Arness, born August 25, 1949, passed away on June 24, 2026, leaving behind a legacy of love, laughter, and the many lives he touched along the way.

William was preceded in death by his beloved wife, Shirley Arness. He is survived by his son, Donald, and by those who loved him deeply and will carry his memory forward.

William was known by many for his years of work at Littelfuse, where he was more than just a coworker. He was someone who made an impact, built relationships, and changed lives simply by being the kind of person people remembered. His presence, humor, and heart left a lasting mark on those who had the privilege of knowing him.

He also served in the military, a part of his life that reflected his strength, commitment, and dedication. Though there is still more to learn and honor about his service, it remains an important part of the life he lived.

At home, William was loved not only by his family, but also by his two cats, Cassie and Sheriff. He was funny, stubborn, sweet, and full of love. He had a way of making people feel cared for, and his kindness stayed with you.

To his family, he was the best grandpa. He gave them memories that will never fade from their hearts. Whether it was time spent together, simple conversations, playing games, or learning chess from him, those moments became lifelong treasures. Through patience, laughter, and love, he created memories that will always be held close.

William was a great man who changed a lot of lives. He will be remembered for his humor, his sweetness, his stubborn spirit, and the love he gave so freely. His family and friends will miss him deeply, but his memory will continue to live on in every story, every laugh, and every game of chess played in his honor.

Arrangements entrusted to Chicagoland Cremation Options in Schiller Park, Illinois.