| Dickson Abiama | |
| Ragnar Ache | |
| Afeez Aremu | |
| Shawn Blum | |
| Terrence Boyd | |
| Erik Durm | |
| Jan Elvedi | |
| Daniel Hanslik | |
| Philipp Hercher | |
| Robin Himmelmann | |
| Filip Kaloč | |
| Philipp Klement | |
| Julian Krahl | |
| Kevin Kraus | |
| Lex-Tyger Lobinger | |
| Andreas Luthe | |
| Julian Niehues | |
| Aaron Opoku | |
| Tymoteusz Puchacz | |
| Tobias Raschl | |
| Kenny Prince Redondo | |
| Marlon Ritter | |
| Frank Ronstadt | |
| Ba-Muaka Simakala | |
| Nikola Soldo | |
| Avdo Spahić | |
| Filip Stojilković | |
| Richmond Tachie | |
| Boris Tomiak | |
| Almamy Touré | |
| Jean Zimmer | |
| Ben Zolinski | |
| Hendrick Zuck | |