 Kọkọ parí gbólóhùn yìí: : 2014 FINA World Swimming Championships 25 m ní Doha, Qatar, Marchioro gba àmì ẹyẹ idẹ nínú ìdíje 4 × 50 metres mixed freestyle relay, nípa kíkópa nínú ìdíje náà. Marchioro tun pari 7th ninu awọn obirin 4 × 100 mita freestyle relay 3:33.93, South American igbasilẹ, ati 8th ninu awọn obirin 4 × 50 mita freestyle relay 1:38.78, South American igbasilẹ, mejeeji relays ti a da nipasẹ Marchioro, Daiane Oliveira, Larissa Oliveira ati Daynara de Paula; ati pari 21st ninu awọn obirin 100 mita freestyle. Marchioro tun wẹ awọn ooru ti awọn obinrin 4 × 50 mita medley relay, pẹlu akoko ti 1:47.20, igbasilẹ South America. 