Maryia Mamashuk (; à Âacinka: Maryja Rusà Âanaà Âna Mamaà ¡uk; born 31 August 1992) is a Belarusian wrestler. Competing in the 63 kg division, she won silver medals at the 2014 European Championships and the 2016 Olympics. In 2016, she also won the European title in the 69 kg category.
In 2021, she lost her bronze medal match in the women's 65kg event at the World Wrestling Championships held in Oslo, Norway.