| P | # | Player | Born | Height | Weight | Contract | |
|---|---|---|---|---|---|---|---|
| M | Joel Gerezgiher | 1995-10-09 | 176 | 77 |
| Date | Player | From | To | Status | Src |
|---|---|---|---|---|---|
| 31.Jan | Joel Gerezgiher (M) | Eintracht Frankfurt | Holstein Kiel | Confirmed | |
| 30.Jun | Robin Zentner (GK) | Holstein Kiel | FSV Mainz 05 | Confirmed | |
| 27.Aug | Robin Zentner (GK) | FSV Mainz 05 | Holstein Kiel | Confirmed | |
| 24.Jun | Mikkel Vendelbo (M) | Holstein Kiel | Silkeborg IF | Confirmed | |
| 13.Jul | Saliou Sané (F) | SC Paderborn 07 | Holstein Kiel | Confirmed | |
| 8.Jan | Mikkel Vendelbo (M) | Hønefoss BK | Holstein Kiel | Confirmed | |
| 12.Dec | Hamza Kizil (D) | AC Horsens | Holstein Kiel | Confirmed | |
| 16.Jul | Casper Johansen (F) | FC Fyn | Holstein Kiel | Confirmed |