| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Niklas•Hartweg |
| Used name | Niklas•Hartweg |
| Born | 1 March 2000 in Karlsruhe, Baden-Württemberg (GER) |
| NOC |  Switzerland |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2022 Winter Olympics | Biathlon | SUI |
Niklas Hartweg | |||
| Sprint, Men (Olympic) | 37 | |||||
| Pursuit, Men (Olympic) | 38 | |||||
| Individual, Men (Olympic) | 56 | |||||
| Relay, Men (Olympic) | Switzerland | 12 | ||||
| 2026 Winter Olympics | Biathlon | SUI |
Niklas Hartweg | |||
| Sprint, Men (Olympic) | 17 | |||||
| Relay, Mixed (Olympic) | Switzerland | 10 | ||||
| Pursuit, Men (Olympic) | 27 | |||||
| Mass Start, Men (Olympic) | 24 | |||||
| Individual, Men (Olympic) | 59 | |||||
| Relay, Men (Olympic) | Switzerland | 8 |
