• Wife: Pamela T. Caldwell (registered nurse and the Director of the Cardiac-Pulmonary Rehabilitation Department at Peninsula Regional Medical Center)
  • Son: Kevin Caldwell (doctor - residency in vascular surgery at the University of Southern Illinois)
  • Son: Christopher Caldwell (Teacher at Loyola High School, Towson, Maryland)
  • Son: Joseph Caldwell (1st lieutenant in the United States Marines)