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| Transfers |
 Galatasaray 15,000,000 < >  Kaiserslautern |
| CNM | > | BARIS ALPER Yilmaz | W | TUR | 62 | 89 | 23/05/00 (24) | 90 | 1.86 | 75 | Kaiserslautern | | 11560 | | | | 0 | 0 | 3855 | 0 | +3 | |
| LMV | > | Kerem AKTÜRKOGLU | LW | TUR | 64 | 85 | 21/10/98 (25) | 91 | 1.73 | 66 | Kaiserslautern | | 17680 | | | | 0 | 0 | 4875 | 1 | +3 | |
 Atlético San Luis < > 520,000 Kaiserslautern |
| UAO | < | Jean ZIMMER | WB | GER | 56 | 2 | 06/12/93 (30) | 93 | 1.71 | 68 | Atlético San Luis | | | | | | | | 705 | | | |
 Newcastle United < > 10,000,000  Lille |
| VYV | < | Nick POPE | Gk | ENG | 65 | 95 | 19/04/92 (32) | 92 | 1.90 | 75 | Newcastle United | 7.12 | 23100 | | | | 0 | 0 | 2515 | 0 | +3 | |
 Benfica 50,000,000 < > Newcastle United |
| AWB | > | Anthony GORDON | W/WS | ENG | 65 | 95 | 24/02/01 (23) | 88 | 1.73 | 62 | Newcastle United | 6.24 | 19300 | | | | 8 | 1 | 6680 | 20 | +3 | |
 IFK Göteborg 20,000,000 < > Newcastle United |
| KSP | > | JOELINTON Cassio Apolinário de Lira | CM/WS | BRA | 66 | 95 | 14/08/96 (27) | 90 | 1.86 | 81 | Newcastle United | 6.50 | 27620 | | | | 0 | 1 | 5770 | 2 | +3 | |
 Rangers 10,000,000 < > Lille |
| XKC | > | Christopher NKUNKU | AM/WS | FRA | 65 | 93 | 14/11/97 (26) | 94 | 1.78 | 68 | Lille | 6.69 | 22900 | | | | 5 | 1 | 5315 | 4 | +4 | |
 Zaragoza < >  SC Heerenveen |
| HSG | < | Adam WHARTON | CM | ENG | 52/62 | 99 | 06/02/04 (20) | 64 | 1.82 | 76 | SC Heerenveen | | 1920 | | | | 0 | 0 | 5825 | 0 | Y | (t.27, Zaragoza) |
| YEQ | < | Lewis MILEY | CM | ENG | 49/61 | 91 | 01/05/06 (18) | 61 | | | SC Heerenveen | | 150 | | | | 0 | 0 | 5920 | 0 | Y | (t.27, Zaragoza) |
 Anderlecht < > 15,000,000 SC Heerenveen |
| HBR | < | Marco ASENSIO Willemsen | AM/W | ESP | 66 | 99 | 21/01/96 (28) | 89 | 1.78 | 70 | Anderlecht | 6.92 | 27820 | | | | 3 | 0 | 5415 | 2 | +4 | |
 Bodř/Glimt < > SC Heerenveen |
| EUQ | < | Sverre Halseth NYPAN | CM | NOR | 54 | 94 | 19/12/06 (17) | 84 | | | SC Heerenveen | | 1780 | | | | 0 | 0 | 2330 | 0 | Y | (t.21, Bodř/Glimt) |
| Internacional < > Rangers |
| XDR | < | Dean HUIJSEN | CB | ESP | 55 | 90 | 14/04/05 (19) | 90 | | | Rangers | | 2280 | | | | 0 | 0 | 1570 | 0 | Y | (t.3, Internacional) |
| Fulham < > Rangers |
| LYA | < | Óscar Andrés PEREA Abonce | St | COL | 38 | 97 | 27/09/05 (18) | 86 | | | Rangers | | 180 | | | | 0 | 0 | 225 | 0 | Y | (t.15, Fulham) |
| 960,000 < > Anderlecht |
| VBZ | > | Joseph NONGE | CM/DM | BEL | 49 | 89 | 15/05/05 (19) | 89 | | | Anderlecht | | 780 | | | | 0 | 0 | 960 | 0 | Y | |
| Monaco 7,500,000 < > Anderlecht |
| SLJ | > | Eliesse BEN SEGHIR | AM | MAR | 58 | 95 | 16/02/05 (19) | 89 | | | Anderlecht | | 3250 | | | | 1 | 0 | 3560 | 0 | Y | |
| Sporting B 1,450,000 < > Arsenal |
| WOE | > | RENATO da Palma VEIGA | DM/CM | POR | 56 | 79 | 29/07/03 (20) | 88 | 1.90 | 88 | Arsenal | | 1550 | | | | 0 | 0 | 920 | 0 | Y | |
 Inter < > Deportivo |
| CHG | < | Youssoufa MOUKOKO | St/W | GER | 61/62 | 94 | 20/11/04 (19) | 79 | 1.75 | 74 | Deportivo | | 8700 | | | | 0 | 0 | 7385 | 0 | Y | (t.15, Inter) |
| Eibar < > 1,070,000 Zaragoza |
| DGD | < | MARCOS ALONSO Mendoza | LWB | ESP | 63 | 9 | 28/12/90 (33) | 94 | 1.87 | 84 | Eibar | | | | | | | | 1045 | | | |
| 2,000,000 < > Real Sociedad |
| HIY | > | Johan Felipe VÁSQUEZ Ibarra | CB | MEX | 63 | 95 | 22/10/98 (25) | 93 | 1.82 | 72 | Real Sociedad | | 14240 | | | | 0 | 0 | 2865 | 0 | +1 | |
| 2,400,000 < > Real Sociedad |
| HEJ | > | CHADI Riad Dnanou | CB | MAR | 61 | 95 | 17/06/03 (21) | 88 | | | Real Sociedad | | 9640 | | | | 0 | 0 | 3130 | 0 | +1 | |
| Released |
| MDE | 16 | Tobias SIPPEL | Gk | GER | 54 | 15 | 22/03/88 (36) | 95 | 1.84 | 79 | B.Mönchengladbach | | | | | | | | 240 | | | |
| SKI | 16 | Toni KROOS | CM | GER | 69 | 1 | 04/01/90 (34) | 91 | 1.80 | 77 | Tottenham Hotspur | | | | | | | | 2370 | | | |
| OVK | 16 | Sergei PARSHIVLYUK | RWB | RUS | 60 | 14 | 18/03/89 (35) | 94 | 1.80 | 72 | (retired) | | | | | | | | 90 | | | |
| Loan callbacks |
| HSW | - | Karim ADEYEMI | St | GER | 63 | 92 | 18/01/02 (22) | 81 | 1.77 | 68 | Deportivo | | 16780 | | | | 0 | 0 | 6510 | 0 | +1 | |
| BIY | - | Oscar GLOUKH | AM | ISR | 60 | 86 | 01/04/04 (20) | 80 | 1.72 | 67 | SC Heerenveen | | 3650 | 2 | | | 0 | 0 | 4370 | 0 | Y | |
| JOQ | - | Tino LIVRAMENTO | WB | ENG | 62 | 97 | 12/11/02 (21) | 89 | 1.73 | 63 | Deportivo | 6.46 | 7250 | | | | 3 | 0 | 3610 | 1 | +4 | |
