| Roles | Referee |
|---|---|
| Sex | Male |
| Full name | Onni•Hautamaki |
| Used name | Onni•Hautamaki |
| Born | 13 October 1995 in Kuopio, Pohjois-Savo (FIN) |
| NOC |  Finland |
| Games | Sport (Discipline) / Event | NOC / Team | Phase | Unit | Role | As | |
|---|---|---|---|---|---|---|---|
| 2026 Winter Olympics | Ice Hockey (Ice Hockey) | FIN |
Onni Hautamaki |
