León
Official Name: Club Social y Deportivo León
Formed: 1944 Ground: León (31,297) Manager: Eduardo Berizzo [ARG]
| Number | Name | Nat | Pos | Height | Weight | Date of Birth | Birth Place | Previous Club |
| 1 | Alfonso Blanco | MEX | G | 1.82 | 80 | 31-07-87 | Tamiahua | Pachuca |
| 2 | Mauricio Isaís | MEX | D | 1.75 | 70 | 09-04-01 | Brownwood | Toluca |
| 3 | Pedro Hernández | MEX | D | 1.76 | 68 | 31-10-00 | Monterrey | Veracruz |
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| 7 | Iván Moreno | MEX | M | 1.67 | 63 | 17-01-98 | Puebla | Puebla |
| 8 | Luciano Cabral | ARG | M | 1.70 | 70 | 26-04-95 | General Alvear | Coquimbo Unido |
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| 11 | Stiven Mendoza | COL | F | 1.71 | 73 | 27-06-92 | Palmira | Adana Demirspor |
| 12 | Óscar Jiménez | MEX | G | 1.82 | 80 | 12-10-88 | Chihuahua | América |
| 13 | Jordy Alcívar | ECU | M | 1.68 | 71 | 05-08-99 | Manta | Independiente del Valle |
| 14 | Ettson Ayón | MEX | F | 1.80 | 77 | 26-03-01 | Tijuana | Querétaro |
| 15 | Edgar Guerra | COL | F | 1.72 | 75 | 09-03-01 | Becerril | Millonarios |
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| 17 | Daniel Hernández | MEX | M | 1.70 | 67 | 01-08-01 | Florencio Villarreal | Pachuca |
| 18 | Andrés Guardado | MEX | M | 1.69 | 60 | 28-09-86 | Guadalajara | Betis |
| 19 | Diego Hernández | URU | F | 1.75 | 67 | 22-06-00 | Montevideo | Botafogo |
| 20 | José Alvarado | MEX | F | 1.80 | 71 | 15-03-00 | Guasave | Monterrey |
| 21 | Jaine Barreiro | COL | D | 1.85 | 73 | 19-06-94 | Cali | Pachuca |
| 22 | Adonis Frías | ARG | D | 1.89 | 85 | 17-03-98 | Florencio Varela | Defensa y Justicia |
| 23 | Óscar García | MEX | G | 1.86 | 74 | 02-07-03 | León | None |
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| 25 | Paul Bellón | MEX | D | 1.89 | 76 | 04-06-97 | Guadalajara | Univ de Guadalajara |
| 26 | Salvador Reyes | MEX | M | 1.75 | 71 | 04-05-98 | Taxco de Alarcón | América |
| 27 | Ángel Estrada | MEX | M | 1.84 | 68 | 20-01-03 | Hermosillo | Pachuca |
| 28 | David Ramírez | MEX | M | 1.68 | 64 | 14-12-95 | León | Pachuca |
| 29 | Jhonder Cádiz | VEN | F | 1.91 | 83 | 29-07-95 | Caracas | Famalicão |
| 30 | Gonzalo Nápoli | URU | M | 1.78 | 65 | 08-05-00 | Montevideo | Liverpool [URU] |
| 31 | Sebastián Santos | MEX | M | 1.83 | 72 | 21-01-03 | León | Pachuca |
| 32 | Luis Cervantes | MEX | D | 1.74 | 70 | 09-02-01 | Guanajuato | None |
| 33 | Héctor Uribe | MEX | M | 1.71 | 63 | 04-06-04 | León | None |
| 34 | Víctor Barajas | MEX | D | 1.72 | 67 | 13-03-03 | Sombrerete | Pachuca |
| 35 | Diego Luna | MEX | D | 1.78 | 63 | 07-08-01 | Mérida | None |
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Players no longer at this club |
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| Number | Name | Nat | Pos | Height | Weight | Date of Birth | Birth Place | New Club |
| 24 | Osvaldo Rodríguez | MEX | D | 1.74 | 73 | 10-09-96 | San Luis Potosí | UANL Tigres |
| 5 | Fidel Ambríz | MEX | M | 1.75 | 72 | 21-03-03 | León | Monterrey |
| 16 | Alan Medina | URU | F | 1.70 | 71 | 10-04-98 | Montevideo | Peñarol (On Loan) |