| Aïssatou Tandian | |
| Birth Date: | 29 August 1966 |
| Height: | 1.72 m[1] |
| Weight: | 68 kg |
| Sport: | Track and field |
| Event: | 400 metres |
Aïssatou Tandian-Ndiaye (born 29 August 1966) is a retired Senegalese sprinter who specialised in the 400 metres. She represented her country at the 1988 and 1992 Summer Olympics as well as two World Championships.
Her personal bests are 23.46 seconds in the 200 metres and 51.92 seconds in the 400 metres, both set in 1989.
| Representing | ||||||
|---|---|---|---|---|---|---|
| 1988 | African Championships | Annaba, Algeria | 3rd | 4 × 100 m relay | 46.45 | |
| Olympic Games | Seoul, South Korea | 19th (qf) | 400 m | 52.33 | ||
| 1989 | World Cup | Barcelona, Spain | 5th | 4 × 400 m relay | 3:29.761 | |
| 1991 | World Championships | Tokyo, Japan | 17th (qf) | 400 m | 53.06 | |
| 1992 | African Championships | Belle Vue Maurel, Mauritius | bgcolor=silver | 2nd | 400 m | 52.64 |
| Olympic Games | Barcelona, Spain | 21st (qf) | 400 m | 52.39 | ||
| 1993 | African Championships | Durban, South Africa | 3rd | 400 m | 53.00 | |
| World Championships | Stuttgart, Germany | 16th (sf) | 400 m | 52.77 | ||