 
| Roles | Competed in Olympic Games | 
|---|---|
| Sex | Male | 
| Full name | Dmitry Alekseyevich•Kosov | 
| Used name | Dmitry•Kosov | 
| Original name | Дмитрий Алексеевич•Косов | 
| Born | 28 September 1968 in Kavalerovo, Primorsky Kray (RUS) | 
| Measurements | 187 cm / 80 kg | 
| Affiliations | Dynamo Vladivostok, Vladivostok (RUS) | 
| NOC |  Russian Federation  Unified Team | 
| Nationality |  Russian Federation | 
Personal Best: 400 – 45.53 (1995).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | Nationality | As | |
|---|---|---|---|---|---|---|---|
| 1992 Summer Olympics | Athletics |  EUN |  RUS | Dmitry Kosov | |||
| 400 metres, Men (Olympic) | 5 h5 r1/4 | ||||||
| 4 × 400 metres Relay, Men (Olympic) | Unified Team | 5 h2 r1/2 | |||||
| 1996 Summer Olympics | Athletics |  RUS | Dmitry Kosov | ||||
| 4 × 400 metres Relay, Men (Olympic) | Russian Federation | 8 h1 r2/3 |