The following lists events that happened during 1812 in Chile.
Incumbents
Royal Governor of Chile (in opposition): José Antonio Pareja (12 December-)
Supreme Provisional Authority: José Miguel Carrera (-January 8), Patriot
President of the Provisional Government Junta: José Miguel Carrera (January 8-April 8), Patriot, José Santiago Portales (April 8-August 6), Patriot, Pedro José Prado Jaraquemada (August 6-December 6), Patriot, José Miguel Carrera Verdugo (December 6-), Patriot
Events
February
13 February - The Aurora de Chile prints its first issue.
October
27 October - The Chilean constitutional referendum, 1812 is held.
November
10 November - The Senate of Chile first meets.
Births
September
September 12 – Carmen Quiroga de Urmeneta, philanthropist (d. 1897)
Date unknown
Vicente Quesada (d. 1877)