List of annulled elections

This is a list of political elections that had their results legally cancelled after they were held.

* Brazilian presidential election, 1930 (won by Júlio Prestes, followed by Brazilian Revolution of 1930)
* Ecuadorian presidential election, 1931 (won by Neptalí Bonifaz Ascásubi)
* Costa Rican presidential election, 1948 (won by Otilio Ulate Blanco, followed by Costa Rican Civil War)
* Guatemalan presidential election, 1957 (won by Miguel Ortiz Passarelli)
* Cuban presidential election, 1958 (won by Andrés Rivero Agüero, followed by Cuban Revolution)
* Peruvian presidential election, 1962 (won by Víctor Raúl Haya de la Torre)
* Sierra Leonean general election, 1967 (Siaka Stevens took the oath of office as Prime Minister but was overthrown the same day)
* Dahomean presidential election, 1970
* Lesotho parliamentary election, 1970 (won by the Basotho Congress Party)
* Guatemalan general election, 1982 (won by Ángel Aníbal Guevara)
* Panamanian presidential election, 1989 (won by Guillermo Endara, followed by United States invasion of Panama)
* Burmese general election, 1990 (won by the National League for Democracy)
* Algerian legislative election, 1991 (won by the Islamic Salvation Front, followed by Algerian Civil War)
* Nigerian presidential election, 1993 (won by Moshood Kashimawo Olawale Abiola)
* Malian parliamentary election, 1997
* Georgian legislative election, 2003 (followed by Rose Revolution)
* Papua New Guinea vice-regal election, September 2003 (parliamentary vote won by Sir Albert Kipalan)
* Papua New Guinea vice-regal election, December 2003 (parliamentary vote won by Sir Pato Kakaraya)
* the original second round results of the Ukrainian presidential election, 2004 (won by Viktor Yanukovych, followed by Orange Revolution)
* Kyrgyz parliamentary election, 2005 (followed by Tulip Revolution)
* Thai legislative election, April 2006 (followed by 2006 Thai coup d'état)

In addition, there are some elections that remain valid but are effectively overturned by the death of the winning candidate before taking office.

* Brazilian presidential election, 1918 (won by Francisco de Paula Rodrigues Alves)
* Mexican presidential election, 1928 (won by Álvaro Obregón, assassinated)
* South African presidential election, 1967 (won by Theophilus Dönges)
* Lebanese presidential election, 1982 (won by Bashir Gemayel, assassinated)
* Brazilian presidential election, 1985 (won by Tancredo Neves)