| Roles | Competed in Olympic Games | 
|---|---|
| Sex | Male | 
| Full name | Valter•Bonča | 
| Used name | Valter•Bonča | 
| Born | 17 March 1968 in Ljubljana, Ljubljana (SLO) | 
| Measurements | 172 cm / 63 kg | 
| Affiliations | Astra Ljubljana/Bosch Braunau, AUT | 
| NOC |   Slovenia   Yugoslavia | 
| Nationality |   Slovenia | 
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | Nationality | As | |
|---|---|---|---|---|---|---|---|
| 1988 Summer Olympics | Cycling Road (Cycling) |  YUG | 
 SLO | 
Valter Bonča | |||
| Road Race, Individual, Men (Olympic) | 78 | ||||||
| 100 kilometres Team Time Trial, Men (Olympic) | Yugoslavia | 15 | |||||
| 1992 Summer Olympics | Cycling Road (Cycling) |  SLO | 
Valter Bonča | ||||
| Road Race, Individual, Men (Olympic) | 63 |