| 01 Sept 08 | S. Aluko Sone Aluko |  Birmingham CityBIR | → |  AberdeenABER | 50000 |
| 01 Sept 08 | S. Aluko Sone Aluko | Birmingham CityBIR | → | AberdeenABER | 50000 |
| 28 Aug 08 | J. Hodgkiss Jared Hodgkiss |  West Bromwich AlbionWBA | → | AberdeenABER | Loan |
| 28 Aug 08 | J. Hodgkiss Jared Hodgkiss | West Bromwich AlbionWBA | → | AberdeenABER | Loan |
| 08 Aug 08 | T. Wright Tommy Wright |  DarlingtonDARL | → | AberdeenABER | Undisclosed |
| 15 Jul 08 | C. Mulgrew Charlie Mulgrew |  Wolverhampton WanderersWOL | → | AberdeenABER | Undisclosed |
| 15 Jul 08 | C. Mulgrew Charlie Mulgrew | Wolverhampton WanderersWOL | → | AberdeenABER | Undisclosed |
| 01 Jul 08 | B. Nicholson Barry Nicholson | AberdeenABER | → |  Preston North EndPNE | Free |
| 01 Jul 08 | B. Nicholson Barry Nicholson | AberdeenABER | → | Preston North EndPNE | Free |
| 31 Jan 08 | M. Hart Michael Hart | AberdeenABER | → | Preston North EndPNE | Undisclosed |
| 31 Jan 08 | M. Hart Michael Hart | AberdeenABER | → | Preston North EndPNE | Undisclosed |
| 31 Jan 08 | A. Maybury Alan Maybury |  Leicester CityLEI | → | AberdeenABER | Loan |
| 29 Jan 08 | J. Walker Josh Walker |  MiddlesbroughMID | → | AberdeenABER | Loan |
| 29 Jan 08 | J. Walker Josh Walker | MiddlesbroughMID | → | AberdeenABER | Loan |
| 16 Jan 08 | C. Clark Chris Clark | AberdeenABER | → |  Plymouth ArgylePLY | 200000 |
| 16 Jan 08 | C. Clark Chris Clark | AberdeenABER | → | Plymouth ArgylePLY | 200000 |