| P | # | Player | Born | Height | Weight | Contract | |
|---|---|---|---|---|---|---|---|
| M | Daleho Irandust | 1998-06-04 | 184 | 73 | 2021-12-31 |
| Date | Player | From | To | Status | Src |
|---|---|---|---|---|---|
| 23.Dec | Rasmus Andernil Bozic (M) | BK Häcken U19 | Örgryte IS | Confirmed | |
| 1.Dec | Mark Fezarit (D) | BK Häcken U19 | IK Oddevold | Confirmed | |
| 1.Dec | Daniel Krezic (F) | BK Häcken U19 | IK Oddevold | Confirmed | |
| 27.Feb | Oliver Nåfors (F) | BK Häcken U19 | Varbergs BoIS | Confirmed | |
| 28.Jan | Adam Andersson (D) | BK Häcken U19 | BK Häcken | Confirmed | |
| 28.Jan | Joel Andersson (M) | BK Häcken U19 | BK Häcken | Confirmed | |
| 25.Jan | Gustav Berggren (M) | BK Häcken U19 | BK Häcken | Confirmed | |
| 11.Dec | Teodor Söderberg (GK) | BK Häcken U19 | Qviding FIF | Confirmed | |
| 5.Mar | Eduard Zuta (M) | BK Häcken U19 | Varbergs BoIS | Confirmed | |
| 24.Feb | Erol Jusuf (F) | BK Häcken U19 | Torslanda IK | Confirmed |