Battle of Junin order of battle

The order of battle proceeded as follows:

{{Navbox with columns {{multiple image | width = 100 | image1 = Flag of Gran Colombia.svg | image2 = Flag of Peru (1822-1825).svg }}
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 * col1header = Patriot Army
 * col2header = Royal Army
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Commander in Chief

 * Simón Bolívar

Cavalry Corps

 * Commander (Mariano Necochea)
 * Horseicon.svg 2 Squadrons of the Gran Colombia Horse Grenadiers, Commander Lucas Carvajal
 * Horseicon.svg 3 Squadrons, Colombian Hussars, Commander José Laurencio Silva
 * Horseicon.svg 1 Squadron from the Regiment of Mounted Grenadiers, Commander Alexis Bruix Flag of Argentina (civil).svg
 * Horseicon.svg 3 Squadrons from Hussars of Perú, Commander William MillerFlag of England.svg

Infantry Corps
1º Division of Colombia (Lara) 2º Division of Colombia (Córdova) División of Perú (La Mar)
 * Battalion Vencedores, jefe Ignacio Luque
 * Battalion Batalla Pantano de Vargas, jefe José Trinidad Moran
 * Battalion Rifles, Commander Arthur Sandes Flag of the United Kingdom.svg
 * Battalion Bogotá, jefe León Galindo
 * Battalion Voltígeros, jefe Pedro Guash
 * Battalion Pichincha, jefe Manuel León
 * Battalion Caracas, jefe José Leal
 * Battalion Línea número 1, jefe Francisco de Paula Otero
 * Battalion Línea número 2 (Trujillo), jefe Ramón Gonzales
 * Battalion Línea número 3 (Callao), jefe Miguel Benavides
 * Battalion Legión Peruana, jefe José María Plaza


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Commander in Chief

 * José de Canterac

Cavalry Corps

 * Commander (Gómez de Bedoya)
 * Horseicon.svg 3 Squadrons Dragones de La Unión
 * Horseicon.svg 1 Squadrons Húsares de Fernando VII
 * Horseicon.svg 4 Squadrons Dragones del Perú

Infantry Corps
1º Division (Maroto) 2º Division (Monet) }}
 * Battalion Real Infante (Real de Lima)
 * Battalion Burgos
 * Battalion Cantabria
 * Battalion 1º Imperial Alejandro (Extremadura)
 * Battalion Castro (Chiloé)
 * Battalion Victoria (Talavera)
 * Battalion Guías del General (del Alto Perú)
 * Battalion Centro (Azángaro)
 * Battalion 2º Cuzco