| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Ioan Marian•Blaj | |
| Used name | Marian•Blaj | |
| Born | 11 March 1978 in Bran, Brașov |  ROU |
| Measurements | 180 cm / 68 kg | |
| Affiliations | Dinamo Brașov — Brașov, Brașov | ROU |
| NOC | Romania | ROU |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2002 Winter Olympics | Biathlon | ROU |
Marian Blaj | |||
| Sprint, Men (Olympic) | 42 | |||||
| Pursuit, Men (Olympic) | 55 | |||||
| Individual, Men (Olympic) | 51 | |||||
| 2006 Winter Olympics | Biathlon | ROU |
Marian Blaj | |||
| Sprint, Men (Olympic) | 76 | |||||
| Individual, Men (Olympic) | 65 |
