He was born in Baltimore, prepared at South Kent (Conn.) School, and entered Princeton in 1942. A year later he enlisted in the Air Force, becoming a B-24 bomber pilot in southern Italy, from which he led his crew in numerous bombing runs over occupied Europe.
After the war, Bob enrolled at Johns Hopkins, where he married Anne Merryman Kemp. After receiving a degree in business administration, he served a stint at U.Va. before joining his brother and half-brother in founding a plastics business in Waynesboro, Va. The business later was sold to W.R. Grace & Co.
In 1972, Bob married his second wife, Margaret Valliant West, and retired to Tequesta, Fla., where the couple lived for 29 years until her death in 2001. In 2006, he met Nellie “Nonnie” Holland Morton, whom he married in September 2007.
In addition to Nonnie, Bob is survived by his four children, Robert Dixon Bartlett III, Elizabeth Merryman Bartlett, Alice Bartlett Pelanne, and Anne Bartlett Jelich; two stepchildren, Margaret Rogers Weir and James Lyon Rogers; seven grandchildren; two great-grandchildren; and his first wife, Anne Kemp Robson.