Oscar Segers had the following finishes at major championships – 1984 European Championship: 68.0 kg. Freestyle (7th); 1980 European Championship: 68.0 kg. Freestyle (12th); 1981 European Championship: 68.0 kg. Freestyle (12th).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1980 Summer Olympics | Wrestling | Oscar Segers | ||||
| Lightweight, Freestyle, Men (Olympic) | 13 |