Robert J. Meder died in 1943.
J. Robert Oppenheimer died in the Virgin Islands.
Robert J. Gamble died on 1924-09-22.
Robert J. Frankel died on 2009-11-16.
The "J" in J. Robert Oppenheimer stands for Julius. Oppenheimer was named Julius Robert Oppenheimer at birth, but he preferred to go by J. Robert Oppenheimer.
Robert J. Sinclair was born on 1932-03-17.
J. Sinclair Brown died in 1965.
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Robert J. Alexander died in 2010.
Robert J. Thorne died in 1955.
Robert J. Helberg died in 1967.
Robert J. McDuff died in 1981.
Robert J. Henle died in 2001.
Robert J. Grant died in 1950.
Robert J. Donovan died in 2003.
Robert J. Tracewell died in 1922.
Robert J. Havighurst died in 1991.