| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | António Gentil•da Silva Martins | |
| Used name | António•Martins | |
| Born | 10 July 1930 in Lapa, Lisboa, Distrito de Lisboa |  POR |
| Measurements | 178 cm / 69 kg | |
| Affiliations | ST2 — Lisboa, Distrito de Lisboa | POR |
| NOC | Portugal | POR |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1960 Summer Olympics | Shooting | POR |
António Martins | |||
| Rapid-Fire Pistol, Men (Olympic) | 50 |
