| # | Player | Position | Citizenship | Club | Born | Value |
|---|---|---|---|---|---|---|
| 1 |  Hugo Bueno | Defender - Left-Back | Spain | Wolverhampton Wanderers | 2002 | €8.0m |
| 2 |  Javi López | Defender - Left-Back | Spain | Real Oviedo | 2002 | €7.5m |
| 3 |  Cuiabano | Defender - Left-Back | Brazil | Botafogo de Futebol e Regatas | 2003 | €7.0m |
| 4 |  Archie Brown | Defender - Left-Back | England Jamaica | Fenerbahce | 2002 | €7.0m |
| 5 |  Samuel Dahl | Defender - Left-Back | Sweden | SL Benfica | 2003 | €7.0m |
| 6 |  David Møller Wolfe | Defender - Left-Back | Norway | Wolverhampton Wanderers | 2002 | €9.0m |
| 7 |  Bradley Locko | Defender - Left-Back | France Congo | Stade Brestois 29 | 2002 | €9.0m |
| 8 |  Bashir Humphreys | Defender - Left-Back | England Uganda | Burnley FC | 2003 | €7.0m |
| 9 |  Jaouen Hadjam | Defender - Left-Back | Algeria France | BSC Young Boys | 2003 | €9.0m |
| 10 |  Luke Thomas | Defender - Left-Back | England | Leicester City | 2001 | €6.0m |
| 11 |  Jordy Makengo | Defender - Left-Back | France DR Congo | SC Freiburg | 2001 | €6.0m |
| 12 |  Rubens | Defender - Left-Back | Brazil | Dynamo Moscow | 2001 | €6.0m |
| 13 |  Carlos Romero | Defender - Left-Back | Spain | RCD Espanyol Barcelona | 2001 | €5.0m |
| 14 |  Alexander Prass | Defender - Left-Back | Austria | TSG 1899 Hoffenheim | 2001 | €5.0m |
| 15 |  Josh Doig | Defender - Left-Back | Scotland | US Sassuolo | 2002 | €5.0m |
| 16 |  Harrison Burrows | Defender - Left-Back | England | Sheffield United | 2002 | €12.0m |
| 17 |  Daniel Svensson | Defender - Left-Back | Sweden | Borussia Dortmund | 2002 | €12.0m |
| 18 |  Tuur Rommens | Defender - Left-Back | Belgium | KVC Westerlo | 2003 | €4.0m |
| 19 |  Gerard Martín | Defender - Left-Back | Spain | FC Barcelona | 2002 | €12.0m |
| 20 |  Josh Wilson-Esbrand | Defender - Left-Back | England Jamaica | Radomiak Radom | 2002 | €4.0m |
| 21 |  Bjorn Meijer | Defender - Left-Back | Netherlands | Club Brugge KV | 2003 | €4.0m |
| 22 |  Pedro Henrique | Defender - Left-Back | Brazil | Shakhtar Donetsk | 2002 | €4.0m |
| 23 |  Omar Campos | Defender - Left-Back | Mexico | CD Cruz Azul | 2002 | €3.8m |
| 24 |  Rıdvan Yılmaz | Defender - Left-Back | Türkiye | Besiktas JK | 2001 | €3.5m |
| 25 |  Jhoanner Chávez | Defender - Left-Back | Ecuador | RC Lens | 2002 | €3.5m |
| 26 |  Frans Krätzig | Defender - Left-Back | Germany | Red Bull Salzburg | 2003 | €3.5m |
| 27 |  Vanderlan | Defender - Left-Back | Brazil | Red Bull Bragantino | 2002 | €3.5m |
| 28 |  Moussa N'Diaye | Defender - Left-Back | Senegal | RSC Anderlecht | 2002 | €3.0m |
| 29 |  Jesús Vázquez | Defender - Left-Back | Spain | Valencia CF | 2003 | €3.0m |
| 30 |  Lucas Esquivel | Defender - Left-Back | Argentina | Club Athletico Paranaense | 2001 | €3.0m |