| Player | Matches | Goals | Penalties | First match | Last match |
|---|---|---|---|---|---|
| Morina, Esad | 2 | 2 | 0 | 2012-10-05 | 2012-10-08 |
| Möllering, Christopher | 6 | 0 | 0 | 2002-08-26 | 2003-03-18 |
| Mohya, Wael | 3 | 1 | 0 | 2023-09-08 | 2023-10-16 |
| Mohr, Benno | 2 | 0 | 0 | 2010-10-15 | 2010-10-17 |
| Mogultay, Volkan | 3 | 2 | 0 | 2002-05-27 | 2002-05-30 |
| Moerstedt, Max | 4 | 2 | 0 | 2021-10-26 | 2022-02-12 |
| Mißner, Tobias | 1 | 0 | 0 | 2015-09-14 | 2015-09-14 |
| Mirza, Marwan-Omir | 3 | 1 | 0 | 2025-02-13 | 2025-02-18 |
| Minutillo, Gabriel | 9 | 3 | 0 | 2025-09-05 | 2026-02-17 |
| Mike, Wisdom | 5 | 1 | 0 | 2023-11-19 | 2024-02-14 |
| Mickel, Tom | 2 | 0 | 0 | 2005-03-23 | 2005-03-28 |
| Meyer, Max | 6 | 2 | 0 | 2011-02-15 | 2011-05-25 |
| Meyer, Lucas | 2 | 0 | 0 | 2013-10-10 | 2013-10-13 |
| Meyer, Jordan | 1 | 0 | 0 | 2018-03-26 | 2018-03-26 |
| Meyer, John | 2 | 0 | 0 | 2024-10-11 | 2024-10-14 |
| Mesfin-Mulugeta, Khaled | 9 | 0 | 0 | 2008-02-26 | 2008-05-29 |
| Mesenhöler, Daniel | 5 | 0 | 0 | 2010-10-17 | 2011-04-13 |
| Merkel, Alexander | 10 | 1 | 0 | 2007-09-22 | 2008-04-10 |
| Mensah, Naba | 5 | 1 | 0 | 2022-10-22 | 2022-11-27 |
| Mensah, Jeremiah Dennit | 8 | 0 | 0 | 2023-09-11 | 2024-03-25 |
| Mende, Sven | 1 | 0 | 0 | 2010-05-12 | 2010-05-12 |
| Mellwig, Jonathan | 2 | 0 | 0 | 2004-10-03 | 2005-03-09 |
| Mekoma, Jamal | 2 | 0 | 0 | 2024-10-11 | 2024-10-14 |
| Mekic, Elmin | 2 | 0 | 0 | 2019-10-09 | 2019-10-12 |
| Meiser, Tyler | 10 | 0 | 0 | 2022-09-23 | 2023-05-25 |
| Meiser, Felix | 2 | 0 | 0 | 2022-10-22 | 2022-10-24 |
| Meier, Nick Elias | 1 | 0 | 0 | 2020-10-09 | 2020-10-09 |
| Mehring, Maximilian | 1 | 0 | 0 | 2001-08-21 | 2001-08-21 |
| Mehlem, Marvin | 4 | 3 | 0 | 2013-05-12 | 2013-06-04 |
| Meffert, Jonas | 1 | 0 | 0 | 2010-05-11 | 2010-05-11 |
| Mbom, Jean-Manuel | 5 | 1 | 0 | 2015-09-14 | 2016-04-14 |
| Mayr, Michael | 4 | 0 | 0 | 2005-10-14 | 2006-04-13 |
| Mayer, Angelo | 1 | 0 | 0 | 2012-05-22 | 2012-05-22 |
| Mausehund, Yannick | 2 | 0 | 0 | 2021-11-11 | 2021-11-13 |
| Matic, Nikolas | 3 | 0 | 0 | 2023-10-16 | 2023-11-21 |
| Massek, Ivan | 7 | 2 | 0 | 2024-10-11 | 2025-02-18 |
| Mason, Timothy | 1 | 0 | 0 | 2013-11-12 | 2013-11-12 |
| Marz, Jonas | 4 | 0 | 0 | 2004-11-18 | 2005-03-28 |
| März, Christian | 7 | 3 | 0 | 2009-08-14 | 2010-05-12 |
| Marx, Dominik | 3 | 0 | 0 | 2015-10-22 | 2016-02-06 |
| Marton, Jimmy | 2 | 1 | 0 | 2011-04-13 | 2011-05-25 |
| Martinovic, Dominik | 2 | 3 | 0 | 2012-10-05 | 2012-10-08 |
| Marte, Alfonso | 5 | 0 | 0 | 2008-02-26 | 2008-03-24 |
| Marino Burstedde, Joshua | 2 | 0 | 0 | 2022-10-22 | 2022-10-24 |
| Marin, Marko | 9 | 0 | 0 | 2004-10-01 | 2005-05-19 |
| Männel, Martin | 4 | 0 | 0 | 2003-10-16 | 2004-04-10 |
| Mandt, André | 10 | 1 | 0 | 2008-09-16 | 2009-05-20 |
| Mandiangu, Christopher | 10 | 2 | 0 | 2007-09-22 | 2008-04-10 |
| Malanga, John | 1 | 0 | 0 | 2012-05-23 | 2012-05-23 |
| Majetschak, Erik | 9 | 3 | 2 | 2015-09-12 | 2016-05-16 |