Olga Zimina (Russian: ????? ??????????? ??????, born 14 May 1982 in Vladimir, Russia) is a Russian-born Italian chess player.
She is a woman grandmaster, and an international master at the men's level.
She won the Women's Russian Chess Championship in 2001, and qualified for the Women's World Chess Championship 2016 (knock-out) as the winner of a zonal.