Transfers
Recent player movements in and out of the squad
| Date | Player | From | To | Type |
|---|---|---|---|---|
| 05.01.2025 | F. Dietz | 1. FC Köln | SCR Altach | Loan |
| 03.01.2025 | S. Adamyan | 1. FC Köln | — | Loan |
| 25.07.2024 | B. Schmitz | 1. FC Köln | Grasshoppers | Free |
| 11.07.2024 | D. Selke | 1. FC Köln | Hamburger SV | Free |
| 02.07.2024 | S. El Mala | 1. FC Köln | — | Loan |
| 02.07.2024 | M. El Mala | 1. FC Köln | — | Loan |
| 02.07.2024 | C. Onuoha | 1. FC Köln | — | Loan |
| 02.07.2024 | M. Ouro-Tagba | 1. FC Köln | — | Loan |
| 01.07.2024 | F. Alidou | 1. FC Köln | Eintracht Frankfurt | N/A |
| 01.07.2024 | J. Diehl | 1. FC Köln | VfB Stuttgart | Free |
| 01.07.2024 | N. Soldo | 1. FC Köln | 1. FC Köln | N/A |
| 01.07.2024 | J. Chabot | 1. FC Köln | VfB Stuttgart | € 4M |
| 31.01.2024 | N. Katterbach | 1. FC Köln | Hamburger SV | N/A |
| 23.01.2024 | M. Olesen | 1. FC Köln | — | Loan |
| 01.01.2024 | D. Limnios | 1. FC Köln | Panathinaikos | Free |
| 01.09.2023 | K. Pedersen | 1. FC Köln | — | Free |
| 16.08.2023 | N. Soldo | 1. FC Köln | — | Loan |
| 08.08.2023 | M. Schmid | 1. FC Köln | Roda | Loan |
| 27.07.2023 | K. Schindler | 1. FC Köln | Samsunspor | Free |
| 07.07.2023 | M. Obuz | 1. FC Köln | — | Loan |
| 05.07.2023 | J. Urbig | 1. FC Köln | — | Loan |
| 05.07.2023 | E. Skhiri | 1. FC Köln | Eintracht Frankfurt | Free |
| 01.07.2023 | J. Castrop | 1. FC Köln | — | € 450K |
| 01.07.2023 | O. Duda | 1. FC Köln | Hellas Verona | € 2.7M |
| 01.07.2023 | T. Lemperle | 1. FC Köln | — | Loan |
| 01.07.2023 | J. Schwirten | 1. FC Köln | — | Free |
| 29.01.2023 | O. Duda | 1. FC Köln | Hellas Verona | Loan |
| 17.01.2023 | N. Katterbach | 1. FC Köln | Hamburger SV | Loan |
| 06.01.2023 | J. Urbig | 1. FC Köln | — | Loan |
| 31.08.2022 | N. Hauptmann | 1. FC Köln | — | N/A |
| 30.08.2022 | K. Ehizibue | 1. FC Köln | Udinese | N/A |
| 29.08.2022 | B. Arrey-Mbi | 1. FC Köln | Bayern München | N/A |
| 08.08.2022 | A. Modeste | 1. FC Köln | Borussia Dortmund | € 5.1M |
| 25.07.2022 | J. Horn | 1. FC Köln | VfL Bochum | Free |
| 01.07.2022 | M. Obuz | 1. FC Köln | Holstein Kiel | Loan |
| 01.07.2022 | T. Ostrák | 1. FC Köln | — | Free |
| 01.07.2022 | S. Özcan | 1. FC Köln | Borussia Dortmund | € 5M |
| 01.07.2022 | L. Schaub | 1. FC Köln | — | Free |
| 01.07.2022 | Y. Bisseck | 1. FC Köln | Aarhus | Free |
| 18.01.2022 | N. Katterbach | 1. FC Köln | FC Basel 1893 | Loan |
| 18.01.2022 | Jorge Meré | 1. FC Köln | — | N/A |
| 10.01.2022 | S. Čestić | 1. FC Köln | HNK Rijeka | N/A |
| 07.01.2022 | J. Castrop | 1. FC Köln | — | Loan |
| 02.01.2022 | R. Czichos | 1. FC Köln | — | € 455K |
| 02.01.2022 | R. Voloder | 1. FC Köln | — | N/A |
| 05.11.2021 | J. Horn | 1. FC Köln | — | N/A |
| 02.09.2021 | M. Meyer | 1. FC Köln | Fenerbahce | Free |
| 18.08.2021 | V. Koziello | 1. FC Köln | — | Free |
| 11.08.2021 | M. Höger | 1. FC Köln | — | Free |
| 06.08.2021 | D. Limnios | 1. FC Köln | Twente | Loan |