| # | Player | Position | Citizenship | Club | Born | Value |
|---|---|---|---|---|---|---|
| 1 |  Yuri Berchiche | Defender - Left-Back | Spain Algeria | Athletic Bilbao | 1990 | €1.4m |
| 2 |  Ismaily | Defender - Left-Back | Brazil | Without Club | 1990 | €1.2m |
| 3 |  Aaron Cresswell | Defender - Left-Back | England | Stoke City | 1989 | €0.5m |
| 4 |  Marcos Alonso | Defender - Left-Back | Spain | Celta de Vigo | 1990 | €1.5m |
| 5 |  Maksym Pashayev | Defender - Left-Back | Ukraine | --- | 1988 | €1.5m |
| 6 |  Alex Sandro | Defender - Left-Back | Brazil | CR Flamengo | 1991 | €1.8m |
| 7 |  Patrick van Aanholt | Defender - Left-Back | Netherlands Curacao | Sparta Rotterdam | 1990 | €0.5m |
| 8 |  Alfonso Espino | Defender - Left-Back | Uruguay Spain | Rayo Vallecano | 1992 | €1.2m |
| 9 |  Ezgjan Alioski | Defender - Left-Back | North Macedonia Switzerland | FC Lugano | 1992 | €1.2m |
| 10 |  Marcos Acuña | Defender - Left-Back | Argentina | CA River Plate | 1991 | €2.0m |
| 11 |  Mário Rui | Defender - Left-Back | Portugal | Without Club | 1991 | €0.8m |
| 12 |  Ryan Hollingshead | Defender - Left-Back | United States | Los Angeles FC | 1991 | €0.8m |
| 13 |  Filip Mladenovic | Defender - Left-Back | Serbia | Panathinaikos FC | 1991 | €0.7m |
| 14 |  Luis Reyes | Defender - Left-Back | Mexico | CF Monterrey | 1991 | €0.6m |
| 15 |  Lucas Lima | Defender - Left-Back | Brazil | Boluspor | 1991 | €0.5m |
| 16 |  Danilo Soares | Defender - Left-Back | Brazil Germany | 1.FC Nuremberg | 1991 | €0.5m |
| 17 |  Alberto Moreno | Defender - Left-Back | Spain | Como 1907 | 1992 | €1.5m |
| 18 |  Massadio Haïdara | Defender - Left-Back | Mali France | Kocaelispor | 1992 | €1.5m |
| 19 |  Juan Cruz | Defender - Left-Back | Spain | CA Osasuna | 1992 | €1.5m |
| 20 |  Diego Rico | Defender - Left-Back | Spain | Getafe CF | 1993 | €1.2m |
| 21 |  Cristián Borja | Defender - Left-Back | Colombia | CF América | 1993 | €1.8m |
| 22 |  Cristiano Biraghi | Defender - Left-Back | Italy | Torino FC | 1992 | €1.8m |
| 23 |  Diego Laxalt | Defender - Left-Back | Uruguay Italy | Without Club | 1993 | €2.0m |
| 24 |  Ricardo Rodríguez | Defender - Left-Back | Switzerland Chile | Real Betis Balompié | 1992 | €2.0m |
| 25 |  Layvin Kurzawa | Defender - Left-Back | France Guadeloupe | Without Club | 1992 | €1.0m |
| 26 |  Juan Bernat | Defender - Left-Back | Spain | Without Club | 1993 | €2.0m |
| 27 |  Johan Mojica | Defender - Left-Back | Colombia Spain | RCD Mallorca | 1992 | €2.0m |
| 28 |  Dario Melnjak | Defender - Left-Back | Croatia | HNK Hajduk Split | 1992 | €0.9m |
| 29 |  Miguel Trauco | Defender - Left-Back | Peru | Club Alianza Lima | 1992 | €0.9m |
| 30 |  Borna Barisic | Defender - Left-Back | Croatia | Without Club | 1992 | €0.8m |