Antoine Nkounkou
| Personal information | |
|---|---|
| Full name | Antoine Ntsana Nkounkou |
| Nickname | Jean Madia |
| Nationality | Congolese |
| Born | 13 September 1948 or 18 August 1948 Pointe-Noire |
| Died | 11 November 2017 (aged 69) |
| Sport | |
| Sport | Sprinting |
| Event | 4 × 100 metres relay |
Antoine Ntsana Nkounkou (13 September or 18 August 1948 – 11 November 2017), also known as N.A. Nkounkou, was a Congolese sprinter. He competed in the men's 4 × 100 metres relay at the 1972 Summer Olympics.