| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Guilherme•Caribé Oliveira Santos |
| Used name | Guilherme•Santos |
| Nick/petnames | Gui |
| Born | 1 March 2003 in Salvador, Bahia (BRA) |
| Affiliations | Flamengo, Rio de Janeiro (BRA) |
| NOC |  Brazil |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2024 Summer Olympics | Swimming (Aquatics) | BRA |
Guilherme Santos | |||
| 50 metres Freestyle, Men (Olympic) | =33 | |||||
| 100 metres Freestyle, Men (Olympic) | 10 | |||||
| 4 × 100 metres Freestyle Relay, Men (Olympic) | Brazil | 10 |
