Agustín Millán Vivero (July 24, 1879 in Texcaltitlán – March 18, 1920) was a Mexican general and politician.
In 1909, during the beginning revolution in Mexico, he joined the Partido Antirreeleccionista (Anti-Reelection party), and supported Francisco I. Madero.
In 1913 he fought in the rank of a second lieutenant[1] under General Cándido Aguilar (División de Oriente) against Victoriano Huerta, who substituted him temporarily as military commander and as governor of Veracruz in 1915.
[2] On June 30, 1917, in the rank of a Brigadier General, he followed Carlos Tejada as Governor of the State of Mexico, supported by the Club Democrático Progresista.
[3] Due to his bad physical constitution, Darío López became interim governor on March 13, a few days before Millán died in consequence of his injuries.