| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | William Eduard Antonio "Willem"•Klooster | |
| Used name | Willem•Klooster | |
| Born | 25 December 1957 in Amsterdam, Noord-Holland |  NED |
| Measurements | 185 cm / 87 kg | |
| Affiliations | Amstel Tijgers — Amsterdam, Noord-Holland | NED |
| NOC | Netherlands | NED |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1980 Winter Olympics | Ice Hockey (Ice Hockey) | NED |
Willem Klooster | |||
| Ice Hockey, Men (Olympic) | Netherlands | =9 |
