Tatsiana Mazurkevich (; à Âacinka: Tacciana Michajà Âaà Âna MazurkieviàJelizarava; born September 7, 1983) is a Belarusian modern pentathlete. She competed at the 2004 Summer Olympics in Athens, Greece, where she finished ninth in the women's event, with a score of 5,220 points. Outside her Olympic career, Mazurkevich is also a multiple medalist at the World Modern Pentathlon Championships, winning four medals in overall.