Olga Rubtsova

Olga Rubtsova, born in 1909, was a Soviet chess player and the fourth Women's World Chess Champion. She won the Soviet Women's Championship four times, in 1927, 1931, 1937 and 1948, and was second in the 1949 to 1950 world championship tournament, a point behind Lyudmila Rudenko. In 1956 she won the title tournament in Moscow ahead of Rudenko and Elisaveta Bykova, and she lost the title to Bykova in a match in 1958. In 1957 she played for the Soviet team at the first Women's Chess Olympiad in Emmen, which won the gold medal. She also played correspondence chess and in 1972 became the first women's world correspondence chess champion, which makes her the only player of either sex to have been world champion both over the board and by correspondence. FIDE awarded her the Woman International Master title in 1950, the International Master title in 1956 and the Woman Grandmaster title in 1976. She graduated from Bauman Moscow State Technical University and entered the World Chess Hall of Fame in 2015.