| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | António•de Almeida Bessone Basto | |
| Used name | António•Bessone Basto | |
| Born | 9 November 1945 in Algés, Oeiras, Distrito de Lisboa |  POR |
| Measurements | 172 cm / 73 kg | |
| Affiliations | Sport Algés e Dafundo — Oeiras, Distrito de Lisboa | POR |
| NOC | Portugal | POR |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1964 Summer Olympics | Swimming (Aquatics) | POR |
António Bessone Basto | |||
| 400 metres Individual Medley, Men (Olympic) | 26 |
