Krystsina Siarheyeuna Tsimanouskaya (, Łacinka: , ; born 19 November 1996) is a Belarusian sprinter. She won a silver medal in the 100 metres at the 2017 European U23 Championships in Bydgoszcz, Poland; a gold medal in the 200 metres at the 2019 Summer Universiade in Naples, Italy; and a silver medal in the team event at the 2019 European Games in Minsk, Belarus.