Sofya Yanovskaya, Russian mathematician and historian (d. 1966)
Sofya Aleksandrovna Yanovskaya (also Janovskaja; Russian: Софи́я Алекса́ндровна Яно́вская; 31 January 1896 – 24 October 1966) was a Soviet mathematician and historian, specializing in the history of mathematics, mathematical logic, and philosophy of mathematics. She is best known for her efforts in restoring the research of mathematical logic in the Soviet Union and publishing and editing the mathematical works of Karl Marx.