John Sanford Barnes
John Sanford Barnes( May 12, 1836 – November 22, 1911) was a United States Navy officer and businessman and naval historian.
John C. Sanford
John C. Sanford( born 1950) is an American plant geneticist, and an advocate of intelligent design and young earth creationism.
John S. Cohen
John Sanford Cohen( February 26, 1870 May 13, 1935) was a United States Senator from Georgia.
John S. Mason
John Sanford Mason (August 21, 1824 – November 29, 1897) was a career officer in the United States Army who served as a general in the Union Army during the American Civil War.
Jon Lee (drummer)
Jonathan Henry" Jon" Lee( 28 March 1968 – 7 January 2002) was a Welsh drummer.
He was the original drummer of the British rock band Feeder.
He committed suicide in 2002.
John Sanford (author)
John Sanford or John B. Sanford, born Julian Lawrence Shapiro( May 31, 1904 – March 5, 2003), was an American screenwriter and author who wrote 24 books.
The" Cambridge Companion to Jewish American Literature" describes him as," Perhaps the most outstanding neglected novelist."
A one- time member of the Communist Party, after he and his wife Marguerite Roberts refused to testify to the House Un- American Activities Committee, they were blacklisted and unable to work in Hollywood for nearly a decade.
Sanford wrote half of his books after he was 80.
He published a 5- volume autobiography, for which he received a PEN/ Faulkner Award and the" Los Angeles Times" Lifetime Achievement Award.
He left three unpublished novels and was writing up until a month before his death at 98.
John Sanford (1803)
John Sanford( June 3, 1803 – October 4, 1857) was a U.S. Representative from New York.
Márton Balázs
Márton Balázs( July 17, 1929 – April 13, 2016) was a Romanian mathematician of Hungarian descent.
Pavel Etingof
Pavel Ilyich Etingof( born 1969) is an American mathematician of Russian- Ukrainian origin.
Jon Lee (mathematician)
Jon Lee( born 1960) is an American mathematician and operations researcher, the G. Lawton and Louise G. Johnson Professor of Engineering at the University of Michigan.
He is known for his research in nonlinear discrete optimization and combinatorial optimization.

Question: Were John Sanford (Author) and Jon Lee (Mathematician) of the same nationality?
Answer: yes