Bibisara Assaubayeva is a Kazakhstani grandmaster born in Taraz in 2004. Taught chess by her grandfather at the age of four, she earned the Woman FIDE Master title at seven, the Woman Grandmaster title in 2019 and the International Master title in 2020. In July 2025 FIDE confirmed her as a grandmaster, the 43rd woman to hold the title.

Assaubayeva won the Women's World Blitz Championship in 2021, 2022 and 2025, and was runner-up at the 2021 Women's World Rapid Championship. She took team silver with Kazakhstan at the 2024 Chess Olympiad and bronze at the 2025 Women's Grand Swiss. In 2026 she finished second at the Women's Candidates Tournament and won Norway Chess Women with a round to spare.