EnglandDir | ||||||
|---|---|---|---|---|---|---|
 🏴Romelle Donovan | 2/3/2025 | Loan | Birmingham City | BrentfordUntil 5/31/2025 | Midfielder | |
 🏴Ryan Trevitt | 1/30/2025 | Loan | Brentford | Exeter CityUntil 5/31/2025 | Midfielder | |
| 1/27/2025 | Loan | Brentford | WolfsburgUntil 6/30/2025 | Defender | ||
| 1/24/2025 | Loan | Fiorentina | BrentfordUntil 6/30/2025 | Defender | ||
 🏴Ellery Balcombe | 1/23/2025 | Loan | Brentford | MotherwellUntil 5/31/2025 | Goalkeeper | |
 🏴Jayden Meghoma | 1/16/2025 | Loan | Brentford | Preston North EndUntil 5/31/2025 | Defender | |
🏴Ellery Balcombe | 1/5/2025 | Back from Loan | St. Mirren | BrentfordUntil 1/23/2025 | Goalkeeper | |
🏴Byron Wilson | 12/31/2024 | Free Agent | Brentford | Released | Defender | |
| 9/29/2024 | Transfer | Brentford | Al Ittihad Kalba | Forward | ||
 🏴Ivan Toney | 8/31/2024 | Transfer | Brentford | Al Ahli | Forward | |
| 8/30/2024 | Loan | Brentford | AugsburgUntil 6/30/2025 | Midfielder | ||
🏴Myles Peart-Harris | 8/30/2024 | Loan | Brentford | Swansea CityUntil 5/31/2025 | Midfielder | |
🏴Jayden Meghoma | 8/30/2024 | Free Transfer | Unknown | BrentfordUntil 1/16/2025 | Defender | |
| 8/28/2024 | Transfer | Grêmio | Brentford | Forward | ||
| 8/22/2024 | Transfer | Liverpool | Brentford | Defender | ||
| 8/15/2024 | Transfer | Brentford | AnderlechtUntil 1/31/2025 | Defender | ||
| 8/12/2024 | Transfer | Liverpool | Brentford | Midfielder | ||
 🏴Charlie Goode | 8/5/2024 | Transfer | Brentford | Stevenage | Defender | |
 🏴Fin Stevens | 7/26/2024 | Transfer | Brentford | St. Pauli | Defender | |
 🏴Ben Winterbottom | 7/26/2024 | Loan | Brentford | FyldeUntil 5/31/2025 | Goalkeeper | |
| 7/8/2024 | Transfer | Brentford | AEK Athens | Goalkeeper | ||
 🏴Shandon Baptiste | 7/6/2024 | Transfer | Brentford | Luton Town | Midfielder | |
| 7/4/2024 | Transfer | Brentford | Arsenal | Goalkeeper | ||
🏴Ellery Balcombe | 7/1/2024 | Loan | Brentford | St. MirrenUntil 1/5/2025 | Goalkeeper | |
| 7/1/2024 | Transfer | Club Brugge | Brentford | Forward | ||
| 7/1/2024 | Transfer | Brentford B | Brentford | Defender | ||
🏴Ben Winterbottom | 7/1/2024 | Transfer | Brentford B | BrentfordUntil 7/26/2024 | Goalkeeper | |
| 6/30/2024 | Back from Loan | Brentford | EvertonUntil 8/30/2024 | Forward | ||
| 6/30/2024 | Back from Loan | Arsenal | BrentfordUntil 7/4/2024 | Goalkeeper |
