Boris Alexandrovich Bakhmeteff (Russian: Борис Александрович Бахметев) (also spelled Bakhmetieff or Bakhmetev) (May 14, 1880 – July 21, 1951) was an engineer, businessman, professor of civil engineering at Columbia University and the only ambassador of the Russian Provisional Government to the United States.

[3] He became a member of the Menshevik faction of the Russian Social Democratic Labour Party in 1906.

[4] His position as ambassador was recognized by the United States government until his resignation in June 1922, when he established the Lion Match Company with other Russian immigrants.

[1][5] At his request the role of representative of Russia was transferred to his assistant Serge Ughet, financial attaché of the embassy, who held this position until United States recognition of the Soviet Union in 1933.

Boris Bakhmeteff was also on the Board of Directors for the Tolstoy Foundation Center in Valley Cottage, New York.