| Roles | Competed in Olympic Games (non-medal events) | |
|---|---|---|
| Sex | Male | |
| Full name | Gerardus Cornelis Christoffel "Gerard"•Sieverts | |
| Used name | Gerard•Sieverts | |
| Born | 8 March 1895 in Amsterdam, Noord-Holland |  NED |
| Died | 17 April 1944 (aged 49 years 1 month 9 days) in Den Haag (The Hague), Zuid-Holland | NED |
| Affiliations | DED — Amsterdam, Noord-Holland | NED |
| NOC | Netherlands | NED |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1920 Summer Olympics | Korfball | NED |
Gerard Sieverts | |||
| Korfball, Mixed (Olympic (non-medal)) | Amsterdam | 2 |
