Douglas Blaine Keller, 61 of Jackson, Missouri died Friday, October 7, 2022 at Saint Francis Medical Center in Cape Girardeau, Missouri. He was born June 2, 1961 in Cape Girardeau to Shirley Jane Keller. He married Kai Linn Clary on July 21, 1989. He was a delivery driver for Auto Tire and Parts. He was a veteran of the U.S. Army. He is survived by his wife, Kai Keller of Jackson; two sons, Zachary and Trevor Keller of Jackson; a stepdaughter, Lindsay (Nathan) Lemons of Scott City, Missouri and three grandchildren, Landrey and Colden Lemons and Elise Mauk. He was preceded in death by his mother and stepfather, Shirley and John T. Ryan. Graveside service will be at 11:00 am on Friday, October 14, 2022 at Missouri Veterans Cemetery in Bloomfield, Missouri.