| Name | Age | Position | Nationality |
|---|---|---|---|
| Matthias Köbbing | 28 | Goalkeeper | Germany |
| Ron-Robert Zieler | 36 | Goalkeeper | Germany |
| Marvin Schwäbe | 30 | Goalkeeper | Germany |
| Alessio Castro-Montes | 28 | Defence | Belgium |
| Jusuf Gazibegović | 25 | Defence | Bosnia-Herzegovina |
| Joël Schmied | 27 | Defence | Switzerland |
| Kristoffer Lund | 23 | Defence | USA |
| Neo Telle | 20 | Defence | Germany |
| Ísak Jóhannesson | 22 | Midfield | Iceland |
| Emin Kujovic | 21 | Midfield | Montenegro |
| Sebastian Sebulonsen | 25 | Offence | Norway |
| Said El Mala | 19 | Offence | Germany |
| Malek El Mala | 20 | Offence | Germany |
| Fayssal Harchaoui | 19 | Defensive Midfield | Germany |
| Rav van den Berg | 21 | Centre-Back | Netherlands |
| Eric Martel | 23 | Defensive Midfield | Germany |
| Denis Huseinbasic | 24 | Central Midfield | Bosnia-Herzegovina |
| Jan Thielmann | 23 | Right-Back | Germany |
| Jakub Kamiński | 23 | Left Winger | Poland |
| Cenk Özkacar | 25 | Centre-Back | Turkey |
| Tom Krauß | 24 | Central Midfield | Germany |
| Luca Kilian | 26 | Centre-Back | Germany |
| Marius Bülter | 32 | Left Winger | Germany |
| Florian Kainz | 33 | Attacking Midfield | Austria |
| Ragnar Ache | 27 | Centre-Forward | Germany |
| Gian-Luca Waldschmidt | 29 | Centre-Forward | Germany |
| Linton Maina | 26 | Right Winger | Germany |
| Timo Hübers | 29 | Centre-Back | Germany |
| Dominique Heintz | 32 | Centre-Back | Germany |