Elena Igorevna Bunina (Russian: Елена Игоревна Бунина; born 12 May 1976) is a Russian and Israeli mathematician and businesswoman. She was the CEO of Yandex from 2017 to 2022. She resigned her position two weeks early. Following her resignation, she immigrated to Israel following the 2022 Russian invasion of Ukraine.
As of 2022, she is a professor in the mathematics department of Bar-Ilan University in Ramat Gan, Israel, and a scientific advisor at the Y-Data school of data science in Israel.
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