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The elections for governor of Mato Grosso in 2026 involve six candidates competing for state office, with voting scheduled for October 4th. The electoral system requires an absolute majority of valid votes in the first round to avoid a second round.
Six candidates are competing for the government of Mato Grosso in the 2026 elections. On Sunday (4), more than 2 million citizens will go to the polls to choose the new representative. Voters need to enter the candidate's number, made up of two digits, to choose who will lead the state for the next four years.
Follow the results of the 1st round of elections in MT in real time on Folha
See below the numbers of candidates for governor of Mato Grosso, in alphabetical order and with the names displayed in the electronic ballot box.
Electoral glue: Fill in and print with your candidates’ data
In the election for governor, whoever obtains more than half of the valid votes, which excludes blanks and null votes, wins in the first round. If no candidate reaches this level, the two most voted candidates will compete in the second round on October 25th. On October 4th, voters will also vote for state deputy, federal deputy, senator and president.
Search for your candidates: search here by name, state or party and access the profile and declaration of assets of each candidate for state deputy, federal deputy, senator, governor and president.
Electoral polls: see here the results of electoral polls released during the campaign.

The electorate in the Ribeirão Preto region will have 1,835,060 people eligible to vote in the 2026 elections, a reduction of 2.6% compared to 2022. Forty-three of the 66 cities saw a drop in the number of voters, with emphasis on Santa Rosa de Viterbo (-8.94%). Three municipalities have more registered voters than residents: Rifaina, Santa Cruz da Esperança and Restinga. Almost one in four voters is 60 years old or over, reaching a third in Cássia dos Coqueiros. The four largest cities concentrate 48.5% of the regional electorate.

The first round of the 2026 elections takes place this Sunday (4) in the Federal District, with 2,253,132 voters eligible to vote, the largest number in the capital's history. The Taguatinga and Águas Claras electoral zone has the largest individual contingent (184,227), while the Ceilândia region (South and North) leads in total with 432 thousand voters. The TRE made 7,507 electronic voting machines available, the preparation of which was completed on Wednesday (30). 640 candidacy applications were registered, although some were rejected, including that of José Roberto Arruda (PSD) for the DF government.

Five candidates are running for government of Paraíba in the 2026 elections, with voting in the first round scheduled for October 4th. To win in the first round, a candidate must obtain more than half of the valid votes; otherwise, the two with the most votes will compete in the second round on October 25th. On the same day, voters will also vote for state, federal and presidential offices.

Voting intention research for the government of Bahia indicates that Jerônimo Rodrigues (PT) and ACM Neto (União Brasil) are technically tied, with 46% and 42% respectively, considering the margin of error. In valid votes, Rodrigues has 52% and Neto 48%. Other candidates have less than 1% and undecided candidates make up 5%.

Ronaldo Caiado, candidate for President for the PSD, aged 77, is trying to win the post for the second time after running in 1989. Married to Gracinha Caiado, candidate for the Senate for Goiás, he is an orthopedic doctor, rural producer and father of four children, one of whom died in 2022. His pre-candidacy was launched in 2025 while he was with União Brasil, before migrating to the PSD after the party announced federation with the Progressives. In 1989, he obtained 0.72% of the votes, finishing in 10th place. Caiado was a federal deputy for five terms, senator for one term and governor of Goiás for two consecutive terms (2018 and 2022), in addition to being one of the founders of the UDR. During the campaign, he sought to present himself as a third way between PT and Bolsonaro, but failed to reach double digits in voting intention polls.

Almost 13 million voters are expected to vote in the first round of elections in Rio de Janeiro this Sunday (4), with free public transport from 6am to 8pm. TRE-RJ changed the address of 277 sections in 20 municipalities, affecting around 670 thousand voters, who must confirm their voting location via the website, e-Título application or Dial TRE-RJ.