Armijo is a surname. Notable people with the surname include:
Alberto Armijo (1926–2021), Costa Rican football player Antonio Armijo (1804–1850), Mexican explorer and merchant Christina Armijo (born 1951), American judge Dolores Elizabeth “Lola” Chávez de Armijo (1858–1929), American librarian José Gabriel de Armijo (1774–1830), Spanish-Mexican military commander Manuel Armijo (c. 1793–1853), Governor of New Mexico prior to the American conquest in 1846–1848. Perfecto Armijo (1845–1913), American frontier trader, store owner, probate judge, county sheriff, alderman, county treasurer and rancher