| Temporada | Equipo | Competición | PJ | G | A | Nota | ||
|---|---|---|---|---|---|---|---|---|
| 2026 | HIFK | Kakkonen Group A | 2 | 0 | 0 | 0 | 0 | – |
| 2024 | Poxyt | Kakkonen Group B | 10 | 0 | 0 | 2 | 0 | – |
| 2023 | Poxyt | Kakkonen Group B | 4 | 0 | 0 | 2 | 0 | – |
| 2021 | Honka | Veikkausliiga | 2 | 0 | 0 | 0 | 0 | – |
| 2021 | Honka Akatemia | Kakkonen Group B | 3 | 1 | 0 | 1 | 0 | – |
| 2020 | Honka Akatemia | Kakkonen Group A | 2 | 0 | 0 | 1 | 0 | – |
| 2019 | TPS | Ykkonen | 5 | 0 | 0 | 1 | 0 | – |
| 2019 | Klubi 04 | Kakkonen Group A | 10 | 2 | 0 | 3 | 1 | – |
| 2018 | HJK | Veikkausliiga | 1 | 0 | 0 | 0 | 0 | – |
| 2018 | Klubi 04 | Ykkonen | 23 | 0 | 0 | 4 | 0 | – |
| Total | 62 | 3 | 0 | 14 | 1 | – | ||
| Fecha | Desde | Hacia | Tipo | |
|---|---|---|---|---|
| - | West Virginia Mountaineers | HIFK | Free agent | |
| 08 ene 2024 | Poxyt | West Virginia Mountaineers | Free agent | |
| 05 ene 2024 | West Virginia Mountaineers | Poxyt | Free agent | |
| 08 ene 2023 | Poxyt | West Virginia Mountaineers | Free agent | |
| 06 ene 2023 | West Virginia Mountaineers | Poxyt | Free agent | |
| 08 ago 2021 | Honka | West Virginia Mountaineers | Free agent | |
| - | Klubi 04 | Honka | Transfer | |
| - | TPS | Klubi 04 | Return from loan | |
| 08 ene 2019 | Klubi 04 | TPS | Loan | |
| 01 ene 2018 | HJK | Klubi 04 | Transfer |
O. Ollikainen career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.