John was born in Rockville Centre, Long Island, NY. After graduation from Central Islip High School on Long Island, he served six months of active duty for training as a New York Army National Guardsman. He then attended Kent State University in Ohio. He also served in the Army Reserve and the Kent State University Army Reserve Officers Training Corps (ROTC) and was designated a Distinguished Military Graduate, receiving a regular Army commission.
He subsequently served as an infantry platoon leader and acting company commander in Vietnam and as an intelligence officer during a second Vietnam tour. Other foreign and stateside service culminated in retirement as a colonel. After his Army retirement, Jack joined the Defense Intelligence Agency (DIA) where he served for 15 years as a GG-15 Supervisory Intelligence Officer.
Following his second retirement, Jack and wife Carol became amateur genealogists. Jack served as President of the Sons of the American Revolution (SAR) Fairfax Resolves Chapter and held other chapter, state, and national SAR positions. He was also a member of the General Society of Mayflower Descendants.
Survivors include his wife of 54 years, Carol Lee Jenkins; a sister, two sons, a daughter, and other family.
Defense Intel Alumni Association PO Box 354, Charlotte Court House, VA 23923