| Roles | Referee |
|---|---|
| Sex | Male |
| Full name | Stefan•Williner |
| Used name | Stefan•Williner |
| NOC |  Switzerland |
| Games | Sport (Discipline) / Event | NOC / Team | Phase | Unit | Role | As | |
|---|---|---|---|---|---|---|---|
| 2010 Winter Olympics | Snowboarding (Skiing) | SUI |
Stefan Williner | ||||
| Halfpipe, Men (Olympic) | Final Round | Judge #3 | |||||
| Halfpipe, Women (Olympic) | Final Round | Judge #3 | |||||
| Halfpipe, Men (Olympic) | Semi-Finals | Judge #3 | |||||
| Halfpipe, Men (Olympic) | Qualifying Round | Judge #3 | |||||
| Halfpipe, Women (Olympic) | Semi-Finals | Judge #3 | |||||
| Halfpipe, Women (Olympic) | Qualifying Round | Judge #3 |
