Grigory Levenfish

Grigory Yakovlevich Levenfish was a Soviet chess player who scored his peak competitive results in the 1920s and 1930s. He was twice Soviet champion, in 1934 and 1937. In 1937 he drew a match against future world champion Mikhail Botvinnik. In 1950 Levenfish was among the first recipients of the title of Grandmaster, awarded by FIDE that year for the first time. He was an engineer by profession.