ElectionGudie
Brazil

Federative Republic of Brazil

205,823,665 24

Population (as of July 1, 2016)

Elections in our database

79.54%

Registered Voters (as of )

Average Turnout

Name Official Name Type
Brazilian Chamber of Deputies Camara dos Deputados Lower House
Brazilian Federal Senate Senado Federal Upper House

Description of government structure:

  • Chief of State: President Michel Miguel Elias TEMER Lulia* 
  • Head of Government: President Michel Miguel Elias TEMER Lulia 
  • 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.

*Brazil's former President Dilma ROUSSEFF was impeached in August 2016. Vice President TEMER was appointed president and will serve the remaineder of ROUSSEFF's term until 2019.

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.

Info Institutions Learn More

Elections

Election For Date Votes Registered Voters Turn Out
Brazilian Chamber of Deputies 1998-10-04 83,280,755 106,053,106 78.53%
President 1998-10-04 83,673,537 106,053,106 78.9%
Brazilian Federal Senate 1998-10-04 83,274,223 106,053,106 78.52%
Brazilian 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%
Brazilian 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%
Brazilian Federal Senate 2006-10-01 84,383,805 125,913,479 67.02%
Brazilian Chamber of Deputies 2006-10-01 93,184,830 125,913,479 74.01%
President 2006-10-01 104,724,120 125,913,479 83.17%
President 2006-10-29 101,997,079 125,913,479 81.01%
Brazilian 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%
Brazilian Federal Senate 2010-10-03 111,038,684 135,523,622 81.93%
President 2010-10-31 106,563,671 135,753,295 78.5%
Brazilian Federal Senate 2014-10-05 114,906,582 142,384,193 80.7%
Brazilian Chamber of Deputies 2014-10-05 114,906,580 142,384,193 80.7%
President 2014-10-05 115,122,611 142,822,046 80.61%
President 2014-10-26 112,683,879 142,822,046 78.9%
Brazilian Federal Senate 2018-10-07 - - -
President 2018-10-07 - - -
Brazilian Chamber of Deputies 2018-10-07 - - -
President 2018-10-28 - - -

Voter Turnout