Unión (Santa Fe)
Official Name: Club Atlético Unión
Formed: 1907 Ground: 15 de Abril (30,000) Manager: Kily González [ARG]
| Number | Name | Nat | Pos | Height | Weight | Date of Birth | Birth Place | Previous Club |
| 1 | Nicolás Campisi | ARG | G | 1.88 | 90 | 29-10-96 | Viedma | Sol de América |
| 2 | Miguel Ángel Torrén | ARG | D | 1.78 | 73 | 12-08-88 | Villa Constitución | Argentinos Juniors |
| 3 | Claudio Corvalán | ARG | D | 1.78 | 74 | 23-03-89 | Quilmes | Arsenal [ARG] |
| 4 | ||||||||
| 5 | Joaquín Mosqueira | ARG | M | 1.84 | 76 | 01-11-04 | Rosario | None |
| 6 | ||||||||
| 7 | ||||||||
| 8 | ||||||||
| 9 | Gonzalo Morales | ARG | F | 1.88 | 75 | 03-04-03 | Córdoba | Boca Juniors |
| 10 | Enzo Roldán | ARG | M | 1.76 | 70 | 07-12-00 | Villa Mercedes | Boca Juniors |
| 11 | Mateo Del Blanco | ARG | M | 1.70 | 68 | 31-10-03 | Santa Fe | None |
| 12 | ||||||||
| 13 | Valentín Fascendini | ARG | D | 1.84 | 80 | 13-03-03 | Ibarlucea | Boca Juniors |
| 14 | Bruno Pittón | ARG | D | 1.79 | 69 | 01-02-93 | Santa Fe | Newell's Old Boys |
| 15 | Patricio Tanda | ARG | M | 1.77 | 73 | 05-04-02 | Lomas de Zamora | Racing Club |
| 16 | ||||||||
| 17 | ||||||||
| 18 | Lucas Gamba | ARG | F | 1.65 | 65 | 24-06-87 | Mendoza | LDU Quito |
| 19 | Tiago Banega | ARG | M | 1.77 | 67 | 01-07-99 | Concepción del Uruguay | Racing Club |
| 20 | Simón Rivero | ARG | M | 1.72 | 75 | 16-04-03 | Malagueño | Boca Juniors |
| 21 | ||||||||
| 22 | Francisco Gerometta | ARG | D | 1.75 | 72 | 01-09-99 | Villa Ocampo | None |
| 23 | ||||||||
| 24 | Rafael Profini | ARG | D | 1.84 | 75 | 09-09-03 | San José de la Esquina | None |
| 25 | Thiago Cardozo | URU | G | 1.81 | 79 | 31-07-96 | Juan Lacaze | Peñarol |
| 26 | Juan Pablo Ludueña | ARG | D | 1.76 | 75 | 11-02-03 | Río Primero | None |
| 27 | ||||||||
| 28 | Mauro Pittón | ARG | M | 1.81 | 70 | 08-08-94 | Santa Fe | Vélez Sarsfield |
| 29 | ||||||||
| 30 | Jerónimo Dómina | ARG | F | 1.75 | 71 | 17-10-05 | Santa Fe | None |
| 31 | Lionel Verde | ARG | M | 1.78 | 65 | 18-10-04 | Santa Fe | None |
| 32 | Nicolás Paz | ARG | D | 1.80 | 73 | 16-10-02 | Santiago del Estero | None |
| 33 | Nicolás Orsini | ARG | F | 1.70 | 65 | 12-09-94 | Rafaela | Boca Juniors |
| 34 | Franco Pardo | ARG | D | 1.83 | 80 | 05-04-97 | Córdoba | All Boys |
| 35 | Lautaro Vargas | ARG | D | 1.73 | 70 | 01-02-05 | Rosario | Defensa y Justicia |
| 36 | Francisco Pumpido | MEX | M | 1.85 | 80 | 31-10-04 | San Pedro Garza García | None |
| 37 | ||||||||
| 38 | ||||||||
| 39 | ||||||||
| 40 | Lucas Meuli | ARG | G | 1.85 | 71 | 30-06-01 | Diamante | None |
| 77 | Adrián Balboa | URU | F | 1.87 | 80 | 19-01-94 | Montevideo | Deportivo Pereira |
Players no longer at this club |
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| Number | Name | Nat | Pos | Height | Weight | Date of Birth | Birth Place | New Club |
| 7 | Mauro Luna Diale | ARG | F | 1.73 | 66 | 26-04-99 | Merlo | Akhmat Grozny |
| 16 | Federico Vera | ARG | D | 1.74 | 67 | 24-03-98 | Santa Fe | Independiente |