John Theodore Hartigan Obituary

The family of John Theodore Hartigan (Mesa, Arizona) announces his passing on May 25, 2026. John Theodore, born on January 10, 1931, is remembered by family, friends, and others who shared time and connection. Family and friends can send flowers and/or light a candle as a loving gesture for their loved one. Leave a sympathy message to the family in the guestbook on this memorial page of John Theodore Hartigan to show support.

Family, friends, and acquaintances remember John Theodore for his warmth, thoughtfulness, and the moments shared together. While he will be deeply missed, the influence he had on the lives around him remains. Loved ones will reflect on the time spent together. John Theodore’s memory will live on in the hearts of friends and family, a lasting reminder of the connections and experiences he brought to the world.

He was loved and cherished by many people including: his parents, Joseph John Hartigan and Helen Regner Hartigan; his siblings, Joseph John Hartigan and Lucille Hartigan; his children, John "Chip" Theodore Hartigan Jr. (Pam Van Summern) and Bridget Aileen Talty (Michael Talty); and his wife Lorna Dillon.