| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Eugène•Allonsius |
| Used name | Eugène•Allonsius |
| Born | 12 December 1937 in Westdorpe, Zeeland (NED) |
| Measurements | 175 cm / 64 kg |
| Affiliations | AS Rieme, Ertvelde (BEL) |
| NOC | Belgium |
Personal Bests: 1500 – 3:41.3 (1965); 5000 – 13:51.8 (1964).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1960 Summer Olympics | Athletics | BEL |
Eugène Allonsius | |||
| 5,000 metres, Men (Olympic) | 6 h4 r1/2 | |||||
| 1964 Summer Olympics | Athletics | BEL |
Eugène Allonsius | |||
| 1,500 metres, Men (Olympic) | 6 h2 r2/3 | |||||
| 5,000 metres, Men (Olympic) | 6 h2 r1/2 |