| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Benny Leo•Nielsen | |
| Used name | Benny•Nielsen | |
| Born | 26 March 1966 in Aalborg, Nordjylland |  DEN |
| Measurements | 190 cm / 76 kg | |
| Affiliations | Aalborg Svømmeklub — Aalborg, Nordjylland | DEN |
| NOC | Denmark | DEN |
| Medals | OG |
| Gold | 0 |
| Silver | 1 |
| Bronze | 0 |
| Total | 1 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1988 Summer Olympics | Swimming (Aquatics) | DEN |
Benny Nielsen | |||
| 4 × 100 metres Freestyle Relay, Men (Olympic) | Denmark | 10 | ||||
| 100 metres Butterfly, Men (Olympic) | 11 | |||||
| 200 metres Butterfly, Men (Olympic) | 2 | Silver | ||||
| 4 × 100 metres Medley Relay, Men (Olympic) | Denmark | 14 |
