| 27 Aug 21 | J. Molumby Jayson Molumby |  Brighton & Hove AlbionBHA | → |  West Bromwich AlbionWBA | Loan |
| 27 Aug 21 | J. Molumby Jayson Molumby | Brighton & Hove AlbionBHA | → | West Bromwich AlbionWBA | Loan |
| 25 Aug 21 | J. Hugill Jordan Hugill |  Norwich CityNOR | → | West Bromwich AlbionWBA | Loan |
| 25 Aug 21 | J. Hugill Jordan Hugill | Norwich CityNOR | → | West Bromwich AlbionWBA | Loan |
| 13 Jul 21 | M. Clarke Matthew Clarke | Brighton & Hove AlbionBHA | → | West Bromwich AlbionWBA | Loan |
| 13 Jul 21 | M. Clarke Matthew Clarke | Brighton & Hove AlbionBHA | → | West Bromwich AlbionWBA | Loan |
| 01 Jul 21 | K. Gibbs Kieran Gibbs | West Bromwich AlbionWBA | → |  Inter Miami CFMIA | Free |
| 01 Jul 21 | K. Gibbs Kieran Gibbs | West Bromwich AlbionWBA | → | Inter Miami CFMIA | Free |
| 01 Feb 21 | A. Maitland-Niles Ainsley Maitland-Niles |  ArsenalARS | → | West Bromwich AlbionWBA | Loan |
| 01 Feb 21 | O. Yokuslu Okay Yokuslu |  Celta VigoCEL | → | West Bromwich AlbionWBA | Loan |
| 01 Feb 21 | S. Field Sam Field | West Bromwich AlbionWBA | → |  Queens Park RangersQPR | Loan |
| 01 Feb 21 | S. Field Sam Field | West Bromwich AlbionWBA | → | Queens Park RangersQPR | Loan |
| 01 Feb 21 | O. Yokuslu Okay Yokuslu | Celta VigoCEL | → | West Bromwich AlbionWBA | Loan |
| 01 Feb 21 | C. Kipre Cedric Kipre | West Bromwich AlbionWBA | → |  Royal Charleroi SCCHA | Loan |
| 29 Jan 21 | M. Diagne Mbaye Diagne |  GalatasarayGAL | → | West Bromwich AlbionWBA | Loan |
| 21 Jan 21 | R. Harper Rekeem Harper | West Bromwich AlbionWBA | → |  Birmingham CityBIR | Loan |
| 21 Jan 21 | R. Harper Rekeem Harper | West Bromwich AlbionWBA | → | Birmingham CityBIR | Loan |
| 09 Jan 21 | C. Austin Charlie Austin | West Bromwich AlbionWBA | → | Queens Park RangersQPR | Loan |
| 09 Jan 21 | C. Austin Charlie Austin | West Bromwich AlbionWBA | → | Queens Park RangersQPR | Loan |
| 09 Jan 21 | A. Lonergan Andy Lonergan | XXX | → | West Bromwich AlbionWBA | Free |
| 08 Jan 21 | R. Snodgrass Robert Snodgrass |  West Ham UnitedWHU | → | West Bromwich AlbionWBA | Undisclosed |
| 05 Jan 21 | O. Windsor Owen Windsor | West Bromwich AlbionWBA | → |  Newport CountyNEW | Loan |