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| Position | Stürmer |
| Nationalität |  |
| Geburtsort | Ylöjärvi, FIN |
| Größe | 188 cm |
| Gewicht | 89 kg |
| Geburtsdatum | 06.07.1998 |
| Jugendmannschaft | Y-Tappara |
| Schläger | Rechts |
| Season | Team | League | GP | G | A | TP | PIM | Playoffs | GP | G | A | TP | PIM | |
| 2013-2014 | Uplakers U17 | U17 Mestis | 28 | 8 | 27 | 35 | 18 | | | ||||||
| 2014-2015 | Tappara U17 | U17 SM-sarja | 39 | 13 | 16 | 29 | 39 | | | Playoffs | 4 | 4 | 1 | 5 | 4 |
| 2015-2016 | Tappara U18 | U18 SM-sarja | 43 | 5 | 7 | 12 | 4 | | | ||||||
| 2016-2017 | Tappara U20 | U20 SM-sarja | 30 | 4 | 6 | 10 | 6 | | | Playoffs | 2 | 0 | 0 | 0 | 0 |
| 2017-2018 | Tappara U20 | U20 SM-sarja | 36 | 10 | 14 | 24 | 10 | | | Playoffs | 7 | 2 | 2 | 4 | 2 |
| 2018-2019 | Pelicans U20 | U20 SM-sarja | 32 | 22 | 32 | 54 | 67 | | | Playoffs | 10 | 3 | 6 | 9 | 12 |
| Pelicans | Liiga | 9 | 0 | 1 | 1 | 0 | | | |||||||
| Peliitat | Mestis | 9 | 1 | 4 | 5 | 0 | | | |||||||
| 2019-2020 | Pelicans | Champions HL | 5 | 1 | 2 | 3 | 6 | | | ||||||
| Pelicans U20 | U20 SM-sarja | 2 | 1 | 2 | 3 | 6 | | | Playoffs | 1 | 0 | 0 | 0 | 0 | |
| Pelicans | Liiga | 48 | 7 | 11 | 18 | 16 | | | |||||||
| Peliitat | Mestis | 10 | 3 | 4 | 7 | 14 | | | |||||||
| 2020-2021 | Pelicans | Liiga | 57 | 10 | 17 | 27 | 55 | | | Playoffs | 5 | 1 | 0 | 1 | 4 |
| 2021-2022 | Tappara | Liiga | 57 | 21 | 23 | 44 | 38 | | | Playoffs | 15 | 1 | 7 | 8 | 8 |
| Tappara | Champions HL | 11 | 3 | 4 | 7 | 8 | | | |||||||
| Finland | EHT | 3 | 1 | 0 | 1 | 0 | | | |||||||
| Finland (all) | International | 3 | 1 | 0 | 1 | 0 | | | |||||||
| 2022-2023 | Tappara | Liiga | 41 | 15 | 18 | 33 | 47 | | | Playoffs | 14 | 8 | 6 | 14 | 4 |
| Tappara | Champions HL | 7 | 2 | 2 | 4 | 2 | | | |||||||
| Finland | EHT | 5 | 0 | 2 | 2 | 0 | | | |||||||
| Finland | WC | 1 | 1 | 0 | 1 | 0 | | | |||||||
| Finland (all) | International | 6 | 1 | 2 | 3 | 0 | | | |||||||
| 2023-2024 | Tampa Bay Lightning | NHL | 19 | 1 | 0 | 1 | 4 | | | ||||||
| Syracuse Crunch | AHL | 55 | 15 | 19 | 34 | 16 | | | Playoffs | 8 | 3 | 0 | 3 | 2 | |
| 2024-2025 | SC Bern | NL | 52 | 21 | 26 | 47 | 27 | | | Playoffs | 7 | 2 | 2 | 4 | 6 |
| Finland | WC | 8 | 1 | 1 | 2 | 4 | | | |||||||
| Finland | EHT | 6 | 0 | 1 | 1 | 2 | | | |||||||
| Finland (all) | International | 18 | 4 | 3 | 7 | 6 | | | |||||||
| 2025-2026 | SC Bern | NL | 21 | 8 | 5 | 13 | 2 | | | ||||||
| SC Bern | Champions HL | 6 | 3 | 0 | 3 | 2 | | | |||||||
| Finland | EHT | 2 | 0 | 0 | 0 | 0 | | | |||||||
| Finland (all) | International | 2 | 0 | 0 | 0 | 0 | | |
Waltteri Merelä (* 06. Juli 1998 in Ylöjarvi, FIN) ist ein finnischer Eishockeyspieler.
