Oct. 31, 2010 Held


Federative Republic of Brazil

Election for Brazilian Presidency


Voter Participation

Cast Votes:106,563,671
Valid Votes:99,453,339
Invalid Votes:7,110,332

Vote Share by Candidate:

Dilma Vana ROUSSEFF55,745,867


Jose SERRA43,711,162

Election Results Modified: Apr 09, 2014

General Information

At stake in this election:

  • The office of President of Brazil

Description of government structure:

  • Chief of State: President Luiz Inácio LULA DA SILVA *
  • Head of Government: President Luiz Inácio LULA DA SILVA
  • Assembly: Brazil has a bicameral National Congress (Congresso Nacional) consisting of the Federal Senate (Senado Federal) with 81 seats and the Chamber of Deputies (Camara dos Deputados) with 513 seats.

* The president is both the chief of state and head of government.

Description of electoral system:

  • The President is elected by absolute majority vote through a two-round system to serve a 4-year term.
  • In the Federal Senate (Senado Federal) 81 members are elected by plurality vote in multi-member constituencies to serve 8-year terms*. In the Chamber of Deputies (Camara dos Deputados) 513 members are elected through an open-list proportional representation system to serve 4-year terms.**

* There are 27 multi-member (3 seats) constituencies corresponding to the country's 26 states and the Federal District. One-third of the senators (27 seats) are elected after a four-year period, and two-thirds (54 seats) are elected after the next four-year period. When two-thirds of the seats are to be renewed, each elector votes for two candidates. When one-third is to be renewed, each elector votes for one candidate.

** There are 27 multi-member constituencies with district magnitude ranging from 8 to 70 seats, based on population.

Main Candidates in the Second Round of the Presidential race:

Population and number of registered voters:

  • Population: 201,103,330 (July 2010 )
  • Registered Voters: 135,804,433 (October 2010 )

Gender Data:

·         Female Population: 100,784,657 (2010)

·         Is Brazil a signatory to CEDAW: Yes (31 March 1981)

·         Has Brazil ratified CEDAW: Yes (1 February 1984)

·         Gender Quota: Yes

·         Female candidates in this election: Yes

·         Number of Female Parliamentarians: 44 (Chamber of Deputies); 8 (Federal Senate) (following 2010 elections)

·         Human Development Index Position: 75 (2014)

·         Social Institutions and Gender Index (SIGI) Categorization: Low (2014)

Disability Data:

·         Is Brazil a signatory to CRPD: Yes (30 March 2007)

·         Has Brazil ratified CRPD: Yes (1 August 2008)

·         Population with a disability: 30,165,499 (est.)

Election Modified: Jun 21, 2024

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