Justiniano Borgoño, Peruvian soldier and politician, 57th President of Peru (died 1921)

Justiniano Borgoño Castañeda was a Peruvian brigadier general and politician who served as the 29th President of Peru, an office he held for four months in 1894. The son of a brigadier general in the Peruvian Army, Borgoño left behind agricultural administration to join the Army following the outbreak of the Peruvian Civil War of 1856–1858. He returned to military service nearly twenty years later to serve in the War of the Pacific, during which he survived a leg wound and being taken as a prisoner of war for three months.

The president of Peru, officially the constitutional president of the Republic of Peru, is the head of state and head of government of Peru. The president is the head of the executive branch and is the supreme head of the Armed Forces and National Police of Peru. The office of president corresponds to the highest magistracy in the country, making the president the highest-ranking public official in Peru.