| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Hans Wietse•Keldermann | |
| Used name | Hans•Keldermann | |
| Born | 22 March 1966 in Zutphen, Gelderland |  NED |
| Measurements | 198 cm / 102 kg | |
| Affiliations | Proteus-Eretes — Delft, Zuid-Holland | NED |
| NOC | Netherlands | NED |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1988 Summer Olympics | Rowing | NED |
Hans Keldermann | |||
| Quadruple Sculls, Men (Olympic) | Netherlands | 8 | ||||
| 1992 Summer Olympics | Rowing | NED |
Hans Keldermann | |||
| Quadruple Sculls, Men (Olympic) | Netherlands | 5 |
