| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Gerrit-Jan "Gert-Jan"•Liefers | |
| Used name | Gert-Jan•Liefers | |
| Born | 26 September 1978 in Apeldoorn, Gelderland |  NED |
| Measurements | 186 cm / 70 kg | |
| Affiliations | Atletiek Vereniging Achilles Top, Kerkrade | |
| NOC | Netherlands | NED |
Personal Best: 1500 – 3:32.89 (2001).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2004 Summer Olympics | Athletics | NED |
Gert-Jan Liefers | |||
| 1,500 metres, Men (Olympic) | 8 |
