Survivors include his parents, Patrick and Margaret Callahan; brother, Gary Callahan and sister, Laura Callahan.
A Celebration of Rob’s Life will be held at 10:00 am, Thursday, September 1, 2016 at Olinger Chapel Hill Mortuary. Inurnment will be held in Olinger Chapel Hill Cemetery.
Memorial Contributions may be made in Rob's name to the George Evans Post 103, All Vet's Honor Guard, PO Box 281, Littleton, CO 80160.