Deutsch 
| Position | Stürmer |
| Nationalität |  |
| Geburtsort | Poorvo, FIN |
| Größe | 172 cm |
| Gewicht | 72 kg |
| Geburtsdatum | 15.05.1995 |
| Jugendmannschaft | Hunters |
| Schusshand/Fanghand | Rechts |
| Season | Team | League | GP | G | A | TP | PIM | Playoffs | GP | G | A | TP | PIM | |
| 2010-2011 | HIFK U16 | U16 SM-sarja Q | 8 | 3 | 1 | 4 | 2 | | | ||||||
| HIFK U16 | U16 SM-sarja | 26 | 5 | 9 | 14 | 8 | | | |||||||
| 2011-2012 | Karhu-Kissat U17 | U17 SM-sarja | 15 | 13 | 12 | 25 | 4 | | | Playoffs | 5 | 4 | 5 | 9 | 2 |
| Karhu-Kissat U18 | U18 I-divisioona Q | 9 | 2 | 5 | 7 | 2 | | | |||||||
| Karhu-Kissat U18 | U18 II-divisioona | 19 | 19 | 41 | 60 | 20 | | | Playoffs | 3 | 2 | 6 | 8 | 0 | |
| 2012-2013 | Jokerit U18 | U18 SM-sarja | 29 | 6 | 6 | 12 | 6 | | | ||||||
| Kiekko-Vantaa U18 | U18 SM-sarja | 9 | 6 | 4 | 10 | 2 | | | |||||||
| 2013-2014 | Kiekko-Vantaa U20 | U20 Mestis | 46 | 16 | 24 | 40 | 35 | | | ||||||
| 2014-2015 | Ilves U20 | U20 SM-sarja | 45 | 18 | 22 | 40 | 10 | | | Playoffs | 9 | 4 | 1 | 5 | 27 |
| 2015-2016 | Ilves U20 | U20 SM-sarja | 45 | 24 | 42 | 66 | 12 | | | Playoffs | 7 | 2 | 2 | 4 | 0 |
| 2016-2017 | LeKi | Mestis | 44 | 4 | 11 | 15 | 29 | | | ||||||
| 2017-2018 | Peliitat | Mestis | 31 | 3 | 7 | 10 | 12 | | | ||||||
| Peliitat | Suomen Cup | 2 | 0 | 1 | 1 | 0 | | | |||||||
| 2018-2019 | LeKi | Mestis | 48 | 13 | 29 | 42 | 28 | | | Playoffs | 13 | 3 | 8 | 11 | 2 |
| LeKi | Suomen Cup | 2 | 0 | 0 | 0 | 0 | | | |||||||
| 2019-2020 | KOOVEE | Mestis | 47 | 20 | 31 | 51 | 24 | | | ||||||
| KOOVEE | Suomen Cup | 5 | 2 | 5 | 7 | 0 | | | |||||||
| Ilves | Liiga | 2 | 0 | 0 | 0 | 0 | | | |||||||
| 2020-2021 | HC Nove Zamky | Slovakia | 45 | 12 | 18 | 30 | 12 | | | Playoffs | 8 | 2 | 2 | 4 | 6 |
| 2021-2022 | KOOVEE | Mestis | 36 | 5 | 14 | 19 | 4 | | | Relegation | 8 | 3 | 6 | 9 | 2 |
| KOOVEE | Suomen Cup | 4 | 0 | 4 | 4 | 4 | | | |||||||
| Ilves | Liiga | 1 | 0 | 0 | 0 | 0 | | | |||||||
| 2022-2023 | EV Füssen | Germany3 | 47 | 23 | 33 | 56 | 20 | | | Playoffs | 1 | 0 | 0 | 0 | 0 |
| 2023-2024 | KOOVEE | Mestis | 39 | 13 | 24 | 37 | 8 | | | ||||||
| EK Zell am See | AlpsHL | 4 | 2 | 1 | 3 | 0 | | | Playoffs | 4 | 1 | 1 | 2 | 0 | |
| 2024-2025 | EV Duisburg | Germany3 | 15 | 6 | 10 | 16 | 4 | | |
Janne Seppänen (* 15. Mai 1995 in Porvoo, FIN) ist ein finnischer Eishockeyspieler.
