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)
• Peruvian presidential election, 1936 (won by Luis Antonio Eguiguren)
• Costa Rican general 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)
• Dahomeyan presidential election, May 1968 (won by Basile Adjou Moumouni)
• Dahomeyan presidential election, 1970 (won by Justin Ahomadegbé)
• Lesotho general election, 1970 (won by the Basotho Congress Party)
• Guatemalan general election, 1982 (won by Ángel Aníbal Guevara)
• Panamanian general 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, April 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)
• South Ossetian presidential election, 2011
• Guinea-Bissau presidential election, 2012 (second round canceled after a 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 general 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)