| P | # | Player | Born | Height | Weight | Contract | |
|---|---|---|---|---|---|---|---|
| D | André Calisir | 1990-06-13 | 180 | 76 | 2021-06-30 |
| Date | Player | From | To | Status | Src |
|---|---|---|---|---|---|
| 1.Jan | André Calisir (D) | IFK Göteborg | GS Apollon Smyrnis Athens | Confirmed | |
| 2.Aug | Enrico Cardoso Nasaré (M) | Free Agent | GS Apollon Smyrnis Athens | Confirmed | |
| 24.Jan | Tom Söderberg (D) | IF Elfsborg | GS Apollon Smyrnis Athens | Confirmed | |
| 19.Jan | Tom Söderberg (D) | IF Elfsborg | GS Apollon Smyrnis Athens | Rumour | |
| 15.Jan | Tom Söderberg (D) | IF Elfsborg | GS Apollon Smyrnis Athens | Rumour | |
| 14.Jan | Darren Ambrose (M) | Birmingham City | GS Apollon Smyrnis Athens | Confirmed | |
| 30.Dec | Mikael Dahlberg (F) | Gefle IF | GS Apollon Smyrnis Athens | Confirmed |