Olga Rubtsova
Chess player
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Olga Nikolayevna Rubtsova was a Soviet chess player and the fourth women's world chess champion. In 2015, she was inducted into the World Chess Hall of Fame. Wikipedia
Born: August 20, 1909, Moscow, Russia
Died: December 13, 1994 (age 85 years), Moscow, Russia
Education: Bauman Moscow State Technical University
Spouse: Abram Poliak and Isaak Mazel
FIDE rating: 2065 (January 1990)
ICCF World Champion: 1968–1972 (women)
Women's World Champion: 1956–1958