| Temporada | Equipo | Competición | PJ | G | A | Nota | ||
|---|---|---|---|---|---|---|---|---|
| 2026 | KaPa | Ykkosliigacup | 5 | 0 | 0 | 0 | 0 | – |
| 2025 | KaPa | Suomen Cup | 1 | 0 | 0 | 0 | 0 | – |
| 2025 | KaPa | Ykkosliigacup | 4 | 0 | 0 | 0 | 0 | – |
| 2023 | Mikkeli | Suomen Cup | 1 | 1 | 0 | 0 | 0 | – |
| 2023 | Mikkeli | Ykkoscup | 3 | 0 | 0 | 0 | 0 | – |
| 2022 | KTP | Suomen Cup | 2 | 0 | 0 | 1 | 0 | – |
| 2022 | KTP | Ykkoscup | 4 | 0 | 0 | 1 | 0 | – |
| 2021 | KTP | Suomen Cup | 3 | 0 | 0 | 0 | 0 | – |
| Total | 23 | 1 | 0 | 2 | 0 | – | ||
| Date | From | To | Type | |
|---|---|---|---|---|
| 01 Oct 2025 | Keski-Uusimaa | KaPa | Free agent | |
| 02 Sept 2024 | KTP | Keski-Uusimaa | Free agent | |
| - | Mikkeli | KTP | Return from loan | |
| 01 Nov 2023 | KTP | Mikkeli | Loan |
N. Leinonen career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.