| Roles | Competed in Olympic Games • Non-starter |
|---|---|
| Sex | Male |
| Full name | Antoine Ntsana•Nkounkou |
| Used name | Antoine•Nkounkou |
| Nick/petnames | Jean Madia |
| Born | 18 August 1948 in Pointe-Noire, Pointe-Noire (CGO) |
| Died | 11 October 2017 (aged 69 years 1 month 24 days) |
| NOC |  Congo |
Personal Best: 100 – unknown.
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1972 Summer Olympics | Athletics | CGO |
Antoine Nkounkou | |||
| 4 × 100 metres Relay, Men (Olympic) | Congo | 8 h2 r2/3 | ||||
| 1976 Summer Olympics | Athletics | CGO |
Antoine Nkounkou | |||
| 4 × 100 metres Relay, Men (Olympic) | Congo | |||||
| 1980 Summer Olympics | Athletics | CGO |
Antoine Nkounkou | |||
| 4 × 100 metres Relay, Men (Olympic) | Congo | |||||
| 1984 Summer Olympics | Athletics | CGO |
Antoine Nkounkou | |||
| 4 × 100 metres Relay, Men (Olympic) | Congo |
This 1972 competitor was previously listed in many sources as Antoine Ntsana Nkounkou, who competed in 1980-84 but not in 1972.
