Kathleen Theis Obituary
The family of Kathleen Theis of Antioch, Illinois announces her passing on July 2, 2026. Kathleen, born on September 4, 1949, is remembered by family, friends, and others who shared time and connection. Leave a sympathy message to the family in the guestbook on this memorial page of Kathleen Theis to show support.
Family, friends, and acquaintances remember Kathleen for her warmth, thoughtfulness, and the moments shared together. While she will be deeply missed, the influence she had on the lives around her remains. Loved ones will reflect on the time spent together. Kathleen’s memory will live on in the hearts of friends and family, a lasting reminder of the connections and experiences she brought to the world.
She was predeceased by: her parents, John Kramer and Gene Kramer (Filarski). She is survived by: her husband Michael Joseph Theis; her sons, Michael John Theis and Jeffrey Lee Theis; and her grandchildren, Mia Nicole Theis, Myka Lynn Theis and Maxwell Miktom Theis.
