The 1912 Primera División was the first season of top-flight Peruvian football. A total of 16 teams competed in the league, The champion was Lima Cricket. This first season with organised league, covering Lima, Callao, and suburbs such as Miraflores and Barranco.^[1][2] It was organized by the homonymous entity, Liga Peruana de Football (Peruvian Football League), currently known as Professional Football Sports Association.^[3]

The inaugural season in 1912 established two divisions; Primera División and Segunda División, both of 8 clubs. The Primera División composed of Lima Cricket, Association FBC, Miraflores Sporting, Jorge Chávez N°1, Sport Alianza, Escuela Militar de Chorrillos, Sport Inca and Sport Vitarte while the Segunda División composed Atlético Grau N°1, Atlético Peruano, Carlos Tenaud N°1, Carlos Tenaud N°2, Sport Libertad Barranco, Sport Magdalena, Sporting Lima y Unión Miraflores.^[4]

Lima Cricket and Association FBC finished equal on points; Lima Cricket were declared champions on head-to-head record; Escuela Militar de Chorrillos withdrew halfway through the season when positioned last in the Primera División with a single point. The first match was played on 5 May 1912 between Lima Cricket and Sport Vitarte. The match was a 6–1 win for Lima Cricket.^[5][6]

Sport José Gálvez de Lima withdrew because of not agreeing with the competition format. The clubs from Callao (among which Atlético Chalaco) did not respond to the invitation to enter.