| Player | Matches | Goals | Penalties | First match | Last match |
|---|---|---|---|---|---|
| Kunert, Timo | 13 | 2 | 0 | 2005-09-12 | 2006-05-30 |
| Kühn, Nicolas | 7 | 1 | 0 | 2018-09-07 | 2019-03-26 |
| Kučuković, Mustafa | 10 | 5 | 0 | 2004-10-21 | 2005-07-23 |
| Kübler, Jannis | 4 | 0 | 0 | 2017-08-31 | 2018-03-27 |
| Kruska, Marc-André | 11 | 2 | 0 | 2005-03-16 | 2006-05-30 |
| Kruse, Max | 17 | 6 | 0 | 2006-09-05 | 2007-07-24 |
| Kroos, Toni | 5 | 3 | 0 | 2009-03-27 | 2009-05-26 |
| Kroos, Felix | 6 | 2 | 0 | 2009-09-05 | 2009-11-18 |
| Krontiris, Emmanuel | 5 | 0 | 0 | 2001-09-04 | 2002-07-25 |
| Kritzer, Mateo | 10 | 0 | 0 | 2024-10-12 | 2025-06-23 |
| Krauß, Tom | 5 | 1 | 0 | 2019-09-04 | 2019-10-15 |
| Kraus, Kevin | 2 | 0 | 0 | 2011-03-25 | 2011-06-02 |
| Krattenmacher, Maurice | 6 | 3 | 0 | 2023-09-06 | 2023-11-19 |
| Kramer, Christoph | 4 | 0 | 0 | 2009-09-07 | 2010-02-09 |
| Krahn, Elijah | 1 | 0 | 0 | 2022-05-11 | 2022-05-11 |
| Krahl, Julian | 1 | 0 | 0 | 2018-11-17 | 2018-11-17 |
| Kraft, Keanu | 9 | 1 | 0 | 2021-09-03 | 2022-05-11 |
| Kracun, Christopher | 1 | 0 | 0 | 2011-08-23 | 2011-08-23 |
| Kotysch, Sascha | 1 | 0 | 0 | 2007-03-21 | 2007-03-21 |
| Kostka, Michael | 3 | 0 | 0 | 2021-11-10 | 2021-11-16 |
| Koscierski, Kacper | 6 | 0 | 0 | 2025-10-08 | 2025-11-18 |
| Koß, Leon | 1 | 0 | 0 | 2025-05-14 | 2025-05-14 |
| Koronkiewicz, Patrick | 8 | 0 | 0 | 2009-09-05 | 2010-05-23 |
| Korczowski, Noah | 3 | 0 | 0 | 2012-10-13 | 2013-02-06 |
| Korb, Julian | 10 | 0 | 0 | 2010-08-18 | 2011-06-02 |
| Kopplin, Björn | 15 | 0 | 0 | 2007-09-07 | 2008-07-26 |
| Konrad, Manuel | 14 | 0 | 0 | 2006-09-05 | 2007-07-24 |
| Königsmann, Timo | 4 | 0 | 0 | 2015-09-04 | 2015-11-13 |
| Kömür, Mert | 9 | 4 | 0 | 2023-09-06 | 2024-03-23 |
| Kolbe, Louis | 1 | 0 | 0 | 2022-10-20 | 2022-10-20 |
| Kolasinac, Sead | 11 | 1 | 0 | 2011-08-23 | 2012-05-30 |
| Kojic, Medin | 3 | 1 | 0 | 2023-11-16 | 2024-03-23 |
| Kohr, Dominik | 12 | 1 | 0 | 2012-08-14 | 2013-06-10 |
| Köhn, Derrick | 1 | 0 | 0 | 2017-11-12 | 2017-11-12 |
| Köhlert, Mats | 7 | 2 | 0 | 2016-09-02 | 2017-07-03 |
| Kocholl, Steffen | 1 | 0 | 0 | 2001-10-11 | 2001-10-11 |
| Kneißl, Sebastian | 12 | 3 | 1 | 2001-09-04 | 2002-07-25 |
| Knauff, Ansgar | 1 | 0 | 0 | 2020-09-03 | 2020-09-03 |
| Klünter, Lukas | 6 | 0 | 0 | 2015-03-26 | 2015-07-13 |
| Klump, Max Peter | 1 | 0 | 0 | 2018-04-25 | 2018-04-25 |
| Klostermann, Lukas | 11 | 0 | 0 | 2014-09-05 | 2015-07-13 |
| Klemens, Pascal | 7 | 0 | 0 | 2023-10-11 | 2024-03-23 |
| Klein, Daniel | 2 | 0 | 0 | 2019-09-09 | 2019-11-15 |
| Klefisch, Ben | 3 | 0 | 0 | 2021-09-03 | 2022-05-11 |
| Klaus, Felix | 3 | 0 | 0 | 2010-11-17 | 2011-03-29 |
| Klanac, Leon | 3 | 0 | 0 | 2025-09-09 | 2025-11-18 |
| Klaas, Sebastian | 1 | 0 | 0 | 2017-04-17 | 2017-04-17 |
| Kirschbaum, Thorsten | 6 | 0 | 0 | 2006-01-27 | 2006-05-30 |
| Kirchhoff, Jan | 8 | 1 | 0 | 2008-09-07 | 2009-05-23 |
| Kiral, Volkan | 2 | 1 | 0 | 2001-11-15 | 2002-05-02 |