| Name | Age | Position | Nationality |
|---|---|---|---|
| Niklas Lomb | 32 | Goalkeeper | Germany |
| Janis Blaswich | 34 | Goalkeeper | Germany |
| Mark Flekken | 32 | Goalkeeper | Netherlands |
| Jonas Omlin | 32 | Goalkeeper | Switzerland |
| Jesper Schlich | 18 | Goalkeeper | Germany |
| Nicolás Ezequiel Fernández | 23 | Defence | Argentina |
| Ben Hawighorst | 17 | Defence | Germany |
| Ferdinand Pohl | 19 | Defence | Germany |
| Issa Traoré | 18 | Defence | Mali |
| Eliesse Ben Seghir | 20 | Midfield | Morocco |
| Axel Tape | 18 | Midfield | France |
| Jeremiah Mensah | 17 | Midfield | Germany |
| Naba Mensah | 18 | Midfield | Germany |
| Christian Kofane | 19 | Offence | Cameroon |
| Montrell Culbreath | 18 | Offence | Germany |
| Nathan Tella | 26 | Right Midfield | Nigeria |
| Malik Tillman | 23 | Attacking Midfield | USA |
| Loïc Bade | 25 | Centre-Back | France |
| Edmond Tapsoba | 27 | Centre-Back | Burkina Faso |
| Robert Andrich | 31 | Defensive Midfield | Germany |
| Aleix García | 28 | Central Midfield | Spain |
| Alejandro Grimaldo | 30 | Left-Back | Spain |
| Exequiel Palacios | 27 | Central Midfield | Argentina |
| Martin Terrier | 28 | Left Winger | France |
| Jonas Hofmann | 33 | Attacking Midfield | Germany |
| Patrik Schick | 30 | Centre-Forward | Czech Republic |
| Lucas Vázquez | 34 | Right-Back | Spain |
| Ken Izekor | 18 | Centre-Forward | Germany |
| Ibrahim Maza | 20 | Attacking Midfield | Algeria |
| Tim Oermann | 22 | Centre-Back | Germany |
| Arthur Augusto | 22 | Right-Back | Brazil |
| Jarell Quansah | 23 | Centre-Back | England |
| Ernest Poku | 22 | Centre-Forward | Netherlands |