Correction: An earlier version of this obituary incorrectly reported that Col. Haldeman served 23 years in the Air Force. He served 25 years. The obituary also incorrectly reported that he had 10 grandchildren and seven great-grandchildren. He had 12 grandchildren and five great-grandchildren.

Robert B. Haldeman, 78, a retired Air Force colonel who retired in 1994 as the executive vice president of Computer Data Systems, an information technology company in Rockville, died March 19 at Prince William Hospital in Manassas.

The cause was a hemorrhagic stroke, said his wife, Kathleen Haldeman.

Col. Haldeman, a Haymarket resident, served 25 years in the military before retiring as an intelligence director at the Pentagon in 1980. A year later, he joined Computer Data Systems.

Robert Bruce Haldeman was a native of Manheim, Pa., and a 1969 graduate of the University of Wyoming. He received a master’s degree in computer science from Texas A&M University in 1973 and was a graduate of the Air War College in Montgomery, Ala. He moved to the Washington region in 1978.

Col. Haldeman was an Air Force navigator during the Vietnam War. His military decorations included the Legion of Merit, the Distinguished Flying Cross, the Meritorious Service Medal, three awards of the Air Medal and two awards of the Air Force Commendation Medal.

His wife of 46 years, Barbara Guest Haldeman, died in 2003. Their daughter Sandi Callaway died in 2010.

Survivors include his wife of six years, Kathleen Kratofil Haldeman of Haymarket; three children from his first marriage, David Haldeman of Lincoln, Neb., Karen Haldeman-Clark of Fairfax County and Kathy Slayton of Grand Prairie, Tex.; three stepchildren, Steve Odum of Greeneville, Tenn., Stephanie Lusk of Virginia Beach and Deborah Odum of Pittsburgh; a brother, Barry Haldeman of Elkton, Md.; 12 grandchildren; and five great-grandchildren.

— Megan McDonough