| Roles | Competed in Olympic Games |
|---|---|
| Sex | Female |
| Full name | Maria Fernanda "Mafê"•de Oliveira da Silva Costa |
| Used name | Mafê•Costa |
| Born | 5 September 2002 in Rio de Janeiro, Rio de Janeiro (BRA) |
| Affiliations | Unisanta, Santos (BRA) |
| NOC | Brazil |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2024 Summer Olympics | Swimming (Aquatics) | BRA |
Mafê Costa | |||
| 200 metres Freestyle, Women (Olympic) | 11 | |||||
| 400 metres Freestyle, Women (Olympic) | 7 | |||||
| 800 metres Freestyle, Women (Olympic) | 10 | |||||
| 4 × 200 metres Freestyle Relay, Women (Olympic) | Brazil | 7 |