Unión (Santa Fe)
Official Name: Club Atlético Unión
Formed: 1907 Ground: 15 de Abril (22,300) Manager: Eduardo Magnín [ARG]
| Number | Name | Nat | Pos | Height | Weight | Date of Birth | Birth Place | Previous Club |
| 1 | Nereo Fernández | ARG | G | 1.95 | 85 | 13-04-79 | La Brava | Argentinos Juniors |
| 2 | Rodrigo Erramuspe | ARG | D | 1.77 | 72 | 03-05-90 | Mar del Plata | Lanús |
| 3 | Lucas Pruzzo | ARG | D | 1.78 | 72 | 06-07-94 | Rosario del Tala | None |
| 4 | Jonathan Fleita | ARG | D | 1.80 | 70 | 20-01-95 | Santa Fe | None |
| 5 | Nelson Acevedo | ARG | M | 1.79 | 78 | 11-07-88 | Resistencia | Racing Club |
| 6 | Leonardo Sánchez | ARG | D | 1.89 | 85 | 02-08-86 | La Plata | Zürich |
| 7 | Guido Vadalá | ARG | F | 1.63 | 60 | 08-02-97 | Rosario | Boca Juniors |
| 8 | Santiago Magallán | ARG | M | 1.85 | 78 | 08-05-92 | La Plata | San Lorenzo |
| 9 | Federico Anselmo | ARG | F | 1.86 | 82 | 17-04-94 | Las Acequias | Estudiantes (LP) |
| 10 | Mauro Cejas | ARG | M | 1.73 | 68 | 24-08-85 | Adrogué | Santos Laguna |
| 11 | Diego Godoy | PAR | M | 1.74 | 73 | 01-04-92 | Asunción | Cerro Porteño |
| 12 | Nicolás Andereggen | ARG | F | 1.78 | 74 | 22-09-99 | San Jerónimo Norte | None |
| 13 | Marcos Peano | ARG | G | 1.85 | 70 | 15-10-98 | Freyre | None |
| 14 | Bruno Pittón | ARG | D | 1.79 | 69 | 01-02-93 | Santa Fe | None |
| 15 | Walter Bracamonte | ARG | M | 1.75 | 70 | 22-07-97 | Villa Allende | None |
| 16 | Santiago Lebus | ARG | M | 1.80 | 73 | 18-07-96 | Santo Tomé | None |
| 17 | Nahuel Zárate | ARG | D | 1.80 | 73 | 27-01-93 | Capital Federal | Boca Juniors |
| 18 | Lucas Gamba | ARG | F | 1.65 | 65 | 24-06-87 | Mendoza | Independiente Rivadavia |
| 19 | Martín Rivero | ARG | M | 1.75 | 72 | 13-11-89 | Rosario | Aldosivi (Mar del Plata) |
| 20 | Facundo Britos | ARG | M | 1.79 | 74 | 05-06-96 | Gualeguay | None |
| 21 | Diego Villar | ARG | M | 1.75 | 71 | 25-04-82 | Mar del Plata | Racing Club |
| 22 | Emanuel Brítez | ARG | D | 1.78 | 74 | 26-03-92 | Santa Fe | None |
| 23 | Manuel De Iriondo | ARG | M | 1.79 | 75 | 06-05-93 | Santa Fe | Atlético Rafaela |
| 24 | Lucas Algozino | ARG | M | 1.72 | 69 | 29-09-95 | Santa Fe | None |
| 25 | Guillermo Méndez | URU | M | 1.80 | 72 | 26-08-94 | Paysandú | Bella Vista |
| 26 | Agustin Sandoná | ARG | D | 1.84 | 78 | 01-05-93 | Santa Fe | None |
| 27 | Franco Soldano | ARG | F | 1.80 | 76 | 14-09-94 | Córdoba | Unión (Sunchales) |
| 28 | Matías Gallegos | ARG | F | 1.79 | 72 | 15-05-97 | Santa Ana | None |
| 29 | Matías Castro | URU | G | 1.86 | 85 | 24-10-87 | Canelones | Liverpool [URU] |
| 30 | Mauro Pittón | ARG | M | 1.81 | 70 | 08-08-94 | Santa Fe | None |
| 31 | Sebastián Parisi | ARG | D | 1.77 | 68 | 09-05-96 | Ludueña | None |
| 32 | Robertino Insúa | ARG | M | 1.70 | 69 | 28-03-94 | Capital Federal | None |
| 33 | Federico Vera | ARG | D | None | ||||
| 34 | Brian Blasi | ARG | D | 1.80 | 75 | 08-02-96 | Monte Vera | None |
| 35 | Alan Sosa | ARG | G | 1.83 | 80 | 27-04-96 | Reconquista | None |
| 36 | Jonatan Tarquini | ARG | F | 1.76 | 75 | 27-06-94 | Santa Fe | None |
| 37 | Franco Godoy | ARG | D | 1.85 | 79 | 28-06-00 | Videla | 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 |
| 10 | Martín Rolle | ARG | M | 1.67 | 65 | 02-02-85 | Rosario | San Lorenzo |
| 33 | Danilo Carando | ARG | F | 1.84 | 79 | 05-08-88 | Córdoba | Real Garcilaso |
| 2 | Rolando García | PAR | D | 1.85 | 76 | 10-02-90 | San Estanislao | Lanús |