| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | John Anthony "Tony"•Day | |
| Used name | Tony•Day | |
| Born | 14 April 1965 in St Asaph, Wales |  GBR |
| Measurements | 186 cm / 70 kg | |
| Affiliations | City of Leeds Swimming Club — Leeds, England | GBR |
| NOC | Great Britain | GBR |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1988 Summer Olympics | Swimming (Aquatics) | GBR |
Tony Day | |||
| 400 metres Freestyle, Men (Olympic) | 24 | |||||
| 1,500 metres Freestyle, Men (Olympic) | 22 |
