Jonathan Eric Hegardt, 78, of Boulder, Wyoming passed away at his home November 2, 2024 after a battle with cancer. Jon was born February 3, 1946 in Santa Rosa, California to John D. and Ruth (Simmons) Hegardt. He married his sweetheart Donna M. Spangenburg on July 5, 1985 in Las Vegas, Nevada. Jon is survived by his wife Donna Hegardt and two sons Jonathan D. Hegardt and Jacob D. Hegardt. A celebration of life will be held in the near future.