| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Eelco•Jansen | |
| Used name | Eelco•Jansen | |
| Born | 14 May 1969 in Heemskerk, Noord-Holland |  NED |
| Measurements | 196 cm / 84 kg | |
| Affiliations | Neptunus, Rotterdam/Kinheim, Haarlem | |
| NOC | Netherlands | NED |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1996 Summer Olympics | Baseball (Baseball/Softball) | NED |
Eelco Jansen | |||
| Baseball, Men (Olympic) | Netherlands | 5 | ||||
| 2000 Summer Olympics | Baseball (Baseball/Softball) | NED |
Eelco Jansen | |||
| Baseball, Men (Olympic) | Netherlands | 5 | ||||
| 2004 Summer Olympics | Baseball (Baseball/Softball) | NED |
Eelco Jansen | |||
| Baseball, Men (Olympic) | Netherlands | 6 |
