| Season | Team | Competition | MP | G | A | Rating | ||
|---|---|---|---|---|---|---|---|---|
| 2022 | NSÍ | Meistaradeildin | 11 | 0 | 0 | 4 | 0 | – |
| 2021/2022 | HB Køge | 1. Division | 21 | 0 | 0 | 3 | 0 | – |
| 2020/2021 | Randers | Superliga | 23 | 0 | 0 | 3 | 0 | 6.6 |
| 2019/2020 | Randers | Superliga | 26 | 1 | 0 | 5 | 0 | 6.7 |
| 2018/2019 | Horsens | Superliga | 24 | 0 | 0 | 5 | 0 | – |
| 2017/2018 | Horsens | Superliga | 11 | 0 | 0 | 1 | 0 | – |
| 2016/2017 | Horsens | Superliga | 22 | 0 | 0 | 6 | 0 | – |
| 2015/2016 | Horsens | 1. Division | 30 | 4 | 0 | 6 | 0 | – |
| 2014/2015 | Horsens | 1. Division | 30 | 0 | 0 | 6 | 0 | – |
| 2011/2012 | Nordsjælland | Superliga | 0 | 0 | 0 | 0 | 0 | – |
| 2010/2011 | Nordsjælland | Superliga | 2 | 0 | 0 | 0 | 0 | – |
| Total | 200 | 5 | 0 | 39 | 0 | – | ||
| Date | From | To | Type | |
|---|---|---|---|---|
| 07 Dec 2022 | HB Køge | NSÍ | N/A | |
| 07 Jan 2021 | Randers | HB Køge | N/A | |
| 07 Jan 2019 | Horsens | Randers | Free | |
| - | Nordsjælland | Næstved | Free |
M. Nielsen career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.