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Jonas Neffin| Position | Torhüter |
| Nationalität | |
| Geburtsort | Iserlohn, GER |
| Größe | 184 cm |
| Gewicht | 68 kg |
| Geburtsdatum | 05.07.2000 |
| Jugendmannschaft | Iserlohner EC |
| Schusshand/Fanghand | Links |
| Season | Team | League | GP | GAA | SVS% | Playoffs | GP | GAA | SVS% | |
| 2013-2014 | Iserlohner EC U16 | Schüler-BL | 1 | 8.03 | - | | | ||||
| 2014-2015 | Iserlohner EC U16 | Schüler-BL | 21 | 3.93 | - | | | ||||
| Iserlohner EC U16 II | Germany U16 2 | - | - | - | | | |||||
| Iserlohner EC U19 | DNL2 | 1 | 2.00 | - | | | |||||
| 2015-2016 | Iserlohner EC U16 | Schüler-BL | 21 | 2.96 | - | | | Playoffs | 5 | 1.80 | .000 |
| Iserlohner EC U19 | DNL2 | 1 | 1.00 | - | | | |||||
| 2016-2017 | Iserlohner EC U19 | DNL | 12 | 4.07 | - | | | Playoffs | 0 | - | - |
| 2017-2018 | Iserlohner EC U19 | DNL Q | 3 | 5.04 | - | | | ||||
| Iserlohner EC U19 | DNL | 15 | 2.77 | - | | | Relegation | 6 | 4.72 | - | |
| Iserlohn Roosters | DEL | 0 | - | - | | | |||||
| Germany U19 (all) | International-Jr | 3 | 7.84 | .826 | | | |||||
| 2018-2019 | Iserlohner EC U20 | DNL U20 2 | 26 | 2.85 | - | | | ||||
| Iserlohn Roosters | DEL | 0 | - | - | | | |||||
| ESC Moskitos Essen | Germany3 | 0 | - | - | | | |||||
| 2019-2020 | Iserlohn Roosters | DEL | 1 | 0.00 | 1.000 | | | ||||
| 1. EV Weiden | Germany3 | 20 | 4.35 | - | | | |||||
| 2020-2021 | Iserlohn Roosters | DEL | 0 | - | - | | | Playoffs | 0 | - | - |
| Herner EV 2007 | Germany3 | 19 | 2.60 | .923 | | | |||||
| 2021-2022 | Iserlohn Roosters | DEL | 0 | - | - | | | ||||
| EC Kassel Huskies | DEL2 | 16 | 3.56 | .892 | | | Playoffs | 2 | 3.06 | .908 | |
| 2022-2023 | Iserlohn Roosters | DEL | 4 | 4.67 | .854 | | | ||||
| Dresdner Eislöwen | DEL2 | 15 | 2.83 | .904 | | | Playoffs | 2 | 4.24 | .829 | |
| 2023-2024 | Eisbären Regensburg | DEL2 | 12 | 3.02 | .916 | | | Playoffs | 1 | 4.55 | .857 |
Jonas Neffin (*05. Juli 2000 in Iserlohn, GER) ist ein deutscher Eishockeytorwart, der seit der Saison 2020/21 beim Herner EV unter Vertrag steht.
