2023 in South America

The following lists events that happened during 2023 in South America.

Argentina

 * President: Alberto Fernández (until 10 December), Javier Milei (from 10 December)
 * Vice President: Cristina Fernández de Kirchner (until 10 December), Victoria Villarruel (from 10 December)

Argentina claims sovereignty over part of Antarctica, the Islas Malvinas, and South Georgia and the South Sandwich Islands.

Bolivia

 * President: Luis Arce
 * Vice President: David Choquehuanca

Brazil

 * President: Luiz Inácio Lula da Silva (2023 – present)
 * Vice President: Geraldo Alckmin (2023 – present)

Chile

 * President: Gabriel Boric (since 2022)
 * President of the Senate: Álvaro Elizalde (since 2022)
 * President of the Chamber of Deputies: Raúl Soto (since 2022)

Chile includes the Juan Fernández Islands and Easter Island in the Pacific Ocean. It also claims Chilean Antarctic Territory.

Easter Island
Alcalde: Pedro Edmunds Paoa

Juan Fernández Islands
Alcalde: Felipe Paredes Vergara

Colombia

 * President: Gustavo Petro
 * Vice President: Francia Márquez

Ecuador

 * President: Guillermo Lasso (since 2021)
 * Vice President: Alfredo Borrero (since 2021)

Guyana

 * President: Irfaan Ali (since 2020)
 * Prime Minister: Mark Phillips (since 2020)

The Essequibo territory is administered by Guyana but claimed by Venezuela. Tigri Area is disputed with Suriname.

Paraguay

 * President: Mario Abdo Benítez
 * Vice President: Hugo Velázquez Moreno

Peru

 * President: Dina Boluarte
 * Prime Minister: Alberto Otárola (from 21 December)

Suriname

 * President: Chan Santokhi (since 2020)
 * Vice President: Ronnie Brunswijk (since 2020)

Tigri Area is disputed with Guyana.

Uruguay

 * President: Luis Lacalle Pou
 * Vice President: Beatriz Argimón

Venezuela

 * President: Nicolás Maduro
 * Vice President: Delcy Rodríguez

Venezuela claims Guayana Esequiba as part of its territory.

British Overseas Territories

 * Monarch: Charles III (since 2022)

Falkland Islands

 * Governor: Alison Blake (since 2022)

The Falkland Islands are also claimed by Argentina, which calls them Islas Malvinas (Malvinas Islands).

South Georgia and the South Sandwich Islands

 * Commissioner: Alison Blake (since 2022)

French Guiana

 * President: Emmanuel Macron (since 2017)
 * Prime Minister: Élisabeth Borne (since 2022)
 * Prefect: Thierry Queffelec

Events

 * January - Luiz Inácio Lula da Silva becomes the president of Brazil and a few days after this, there are many anti-Luiz protests. Luiz vows to punish the protesters
 * 5 February — 2023 Ecuadorian constitutional referendum
 * 23 April – 2023 Paraguayan general election
 * 1 May - Avianca Airways Cesna crashes in some forest in Colombia. The pilot and another passenger are killed. A mother and her children survive but the mother dies later. The children are found in the jungle many days later. This is known as the 2023 Colombia Cessna 206 crash.
 * 14 October – An annular solar eclipse will be visible in the Western U.S., Mexico, Central America, Colombia, and Brazil and will be the 44th solar eclipse of Solar Saros 134.
 * 29 October – 2023 Argentine general election