 Mariana dos Santos Silva akaberekwa musi waFebruary 22, 1990 mutambi weJudo anobva kuBrazil uyo anokwikwidza muchikadzi wehafu yepakati -63kg. Akakunda menduru yebronze kuma2015 Pan American Games. Gore iroro, akahwinawo ndarama paWorld Military Games. Muna 2016, akahwina Pan American Judo Championships, akahwina sirivha muna 2011 na2015, uye menduru dzebronze muna 2010uye 2012. Pakutanga, akahwina menduru yebronze mu2009 World Junior Championships. Akaonekwa pamitambo miviri yeOlympic yeBrazil 2012 na2016. 