Deutsch 
| Position | Stürmer |
| Nationalität |  |
| Geburtsort | Langenhagen, GER |
| Größe | 183 cm |
| Gewicht | 76 kg |
| Geburtsdatum | 31.03.2005 |
| Jugendmannschaft | SC Langenhagen |
| Schusshand/Fanghand | Links |
| Season | Team | League | GP | G | A | TP | PIM | Playoffs | GP | G | A | TP | PIM | |
| 2018-2019 | ESG Hannover U15 | Germany U15 | 7 | 2 | 5 | 7 | 45 | | | Playoffs | 5 | 6 | 4 | 10 | 4 |
| 2019-2020 | EC Hannover Indians U15 | Germany U15 | 18 | 47 | 16 | 63 | 59 | | | ||||||
| Hannover Indians U17 | Germany U17 3 | 13 | 12 | 29 | 41 | 28 | | | |||||||
| 2020-2021 | Eisbären Juniors Berlin U17 | Germany U17 | 4 | 0 | 0 | 0 | 2 | | | ||||||
| 2021-2022 | Eisbären Juniors Berlin U17 | Germany U17 | 1 | 0 | 0 | 0 | 0 | | | ||||||
| Eisbären Juniors Berlin | Germany4 | 2 | 0 | 0 | 0 | 2 | | | |||||||
| Augsburger EV U17 | Germany U17 2 | 7 | 13 | 6 | 19 | 4 | | | |||||||
| Augsburger EV U20 | DNL U20 | 4 | 0 | 0 | 0 | 2 | | | |||||||
| 2022-2023 | Augsburger EV U20 | DNL U20 | 22 | 2 | 5 | 7 | 8 | | | ||||||
| 2023-2024 | Krefelder EV 1981 U20 | DNL U20 | 4 | 0 | 1 | 1 | 0 | | | ||||||
| Düsseldorfer EG U20 | DNL U20 | 17 | 3 | 3 | 6 | 4 | | | Playoffs | 10 | 6 | 4 | 10 | 2 | |
| 2024-2025 | Düsseldorfer EG U20 | DNL U20 | 4 | 0 | 0 | 0 | 0 | | | ||||||
| ESC Moskitos Essen | Germany3 | - | - | - | - | - | | |
Nik Klassen (* 31. März 2005) ist ein deutscher Eishockeyspieler.
