| # | Player | Position | Citizenship | Club | Born | Value |
|---|---|---|---|---|---|---|
| 1 |  Oliver Scarles | Defender - Left-Back | England | West Ham United | 2005 | €8.0m |
| 2 |  Julio Soler | Defender - Left-Back | Argentina Paraguay | AFC Bournemouth | 2005 | €8.0m |
| 3 |  Joaquin Seys | Defender - Left-Back | Belgium | Club Brugge KV | 2005 | €8.0m |
| 4 |  Kassoum Ouattara | Defender - Left-Back | France Cote d'Ivoire | AS Monaco | 2004 | €7.0m |
| 5 |  Martim Marques | Defender - Left-Back | Portugal | FC Lugano | 2004 | €7.0m |
| 6 |  Álex Valle | Defender - Left-Back | Spain | Como 1907 | 2004 | €6.0m |
| 7 |  Tom Rothe | Defender - Left-Back | Germany | 1.FC Union Berlin | 2004 | €10.0m |
| 8 |  Chissumba | Defender - Left-Back | Portugal Mozambique | FC Alverca | 2005 | €5.0m |
| 9 |  Matteo Dams | Defender - Left-Back | Belgium | Al-Ahli SFC | 2004 | €4.5m |
| 10 |  Juan Larios | Defender - Left-Back | Spain | Cultural Leonesa | 2004 | €3.5m |
| 11 |  Mateo Chávez | Defender - Left-Back | Mexico | AZ Alkmaar | 2004 | €3.0m |
| 12 |  Matteo Pérez Vinlöf | Defender - Left-Back | Sweden Peru | GNK Dinamo Zagreb | 2005 | €2.5m |
| 13 |  El Hadji Malick Diouf | Defender - Left-Back | Senegal | West Ham United | 2004 | €18.0m |
| 14 |  Patrick Dorgu | Defender - Left-Back | Denmark Nigeria | Manchester United | 2004 | €25.0m |
| 15 |  Niccolò Fortini | Defender - Left-Back | Italy | ACF Fiorentina | 2006 | €8.5m |
| 16 |  Cuiabano | Defender - Left-Back | Brazil | Botafogo de Futebol e Regatas | 2003 | €7.0m |
| 17 |  Bashir Humphreys | Defender - Left-Back | England Uganda | Burnley FC | 2003 | €7.0m |
| 18 |  Samuel Dahl | Defender - Left-Back | Sweden | SL Benfica | 2003 | €7.0m |
| 19 |  Jaouen Hadjam | Defender - Left-Back | Algeria France | BSC Young Boys | 2003 | €9.0m |
| 20 |  Luca Netz | Defender - Left-Back | Germany | Borussia Mönchengladbach | 2003 | €6.0m |
| 21 |  Mathias Løvik | Defender - Left-Back | Norway | Parma Calcio 1913 | 2003 | €5.0m |
| 22 |  Adam Aznou | Defender - Left-Back | Morocco Spain | Everton FC | 2006 | €4.0m |
| 23 |  Bjorn Meijer | Defender - Left-Back | Netherlands | Club Brugge KV | 2003 | €4.0m |
| 24 |  Josh Wilson-Esbrand | Defender - Left-Back | England Jamaica | Radomiak Radom | 2002 | €4.0m |
| 25 |  Tuur Rommens | Defender - Left-Back | Belgium | KVC Westerlo | 2003 | €4.0m |
| 26 |  Jefté | Defender - Left-Back | Brazil | Sociedade Esportiva Palmeiras | 2003 | €4.0m |
| 27 |  Michal Gurgul | Defender - Left-Back | Poland | Lech Poznan | 2006 | €3.5m |
| 28 |  Frans Krätzig | Defender - Left-Back | Germany | Red Bull Salzburg | 2003 | €3.5m |
| 29 |  Jesús Vázquez | Defender - Left-Back | Spain | Valencia CF | 2003 | €3.0m |
| 30 |  Esquerdinha | Defender - Left-Back | Brazil | Queens Park Rangers | 2006 | €3.0m |