ElectionGudie
Brazil

Federative Republic of Brazil

201,009,622 20

Population (as of July 1, 2013)

Elections in our database

142,822,046 79.44%

Registered Voters (as of Oct. 29, 2014)

Average Turnout

Name Official Name Type
Chamber of Deputies Camara dos Deputados Lower House
President President Head of State
Federal Senate Senado Federal Upper House
President President Head of Government

Description of government structure:

  • Chief of State: President Dilma ROUSSEFF *
  • Head of Government: President Dilma ROUSSEFF
  • 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.

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Elections

Election For Date Votes Registered Voters Turn Out
Chamber of Deputies 1998-10-04 83,280,755 106,053,106 78.53%
Federal Senate 1998-10-04 83,274,223 106,053,106 78.52%
President 1998-10-04 83,673,537 106,053,106 78.9%
Federal Senate 2002-10-06 94,741,583 115,184,176 82.25%
President 2002-10-06 94,804,126 115,254,113 82.26%
Chamber of Deputies 2002-10-06 94,741,422 115,184,176 82.25%
President 2002-10-27 91,664,001 115,254,113 79.53%
Referendum 2005-10-23 95,375,824 122,042,825 78.15%
Federal Senate 2006-10-01 84,383,805 125,913,479 67.02%
President 2006-10-01 104,724,120 125,913,479 83.17%
Chamber of Deputies 2006-10-01 93,184,830 125,913,479 74.01%
President 2006-10-29 101,997,079 125,913,479 81.01%
Federal Senate 2010-10-03 111,038,684 135,523,622 81.93%
Chamber of Deputies 2010-10-03 111,038,684 135,523,622 81.93%
President 2010-10-03 111,193,747 135,804,433 81.88%
President 2010-10-31 106,563,671 135,753,295 78.5%
President 2014-10-05 115,122,611 142,822,046 80.61%
Federal Senate 2014-10-05 - - -
Chamber of Deputies 2014-10-05 - - -
President 2014-10-26 112,683,879 142,822,046 -

Voter Turnout