| Roles | Competed in Youth Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Lucas•Martins Costa Peixoto | |
| Used name | Lucas•Costa Peixoto | |
| Born | 5 September 2000 in Porto Alegre, Rio Grande do Sul |  BRA |
| Measurements | 181 cm / 72 kg | |
| NOC | Brazil | BRA |
| Medals | YOG |
| Gold | 0 |
| Silver | 2 |
| Bronze | 0 |
| Total | 2 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2018 Summer Youth Olympics | Swimming (Aquatics) | BRA |
Lucas Costa Peixoto | |||
| 50 metres Freestyle, Boys (YOG) | 11 | |||||
| 4 × 100 metres Freestyle Relay, Mixed Youth (YOG) | Brazil | 2 | Silver | |||
| 100 metres Freestyle, Boys (YOG) | 8 | |||||
| 4 × 100 metres Medley Relay, Mixed Youth (YOG) | Brazil | 12 | ||||
| 200 metres Freestyle, Boys (YOG) | 10 | |||||
| 4 × 100 metres Freestyle Relay, Boys (YOG) | Brazil | 2 | Silver |
