1857 in Mexico

Events in the year 1857 in Mexico

President and Cabinet

 * President: Ignacio Comonfort
 * Interior Secretary (SEGOB): José María Lafragua/Ignacio de la Llave/Jesús Terán Peredo/ José María Cortés y Esparza

Governors

 * Aguascalientes: Jesús Santiago Vidaurri Peredo
 * Chiapas: Ángel Albino Corzo
 * Chihuahua:
 * Coahuila: Santiago Vidaurri
 * Colima: Manuel Álvarez/José Washington/José Silverio Núñez
 * Durango:
 * Guanajuato:
 * Guerrero:
 * Jalisco: Anastasio Parrodi/Jesús Leandro Camarena/José Silverio Núñez
 * State of Mexico:
 * Michoacán:
 * Nuevo León: Santiago Vidaurri
 * Oaxaca:
 * Puebla:
 * Querétaro: Silvestre Méndez/Sabino Flores/José María Arteaga/Manuel Montes Navarrete
 * San Luis Potosí:
 * Sinaloa:
 * Sonora:
 * Tabasco:
 * Tamaulipas: Santiago Vidaurri
 * Veracruz: Manuel Gutiérrez Zamora/José de Emparán/Manuel Gutiérrez Zamora
 * Yucatán:
 * Zacatecas:

Events

 * February 5 – ratification of the Federal Constitution of the United Mexican States of 1857
 * March 15 - President Comonfort signs the law adopting the metric system
 * April 1–8 – Reform War: Crabb Massacre