States · Centre-West (Centro-Oeste) · MT
Mato Grosso
Capital Cuiabá. 3.950.330 people (IBGE 2026), 2.637.801 electors, 142 municipalities. 8 federal deputies, 24 seats in the Assembleia Legislativa, three senators. On 25 October Flavio Bolsonaro won here with 66,1%.
- Electors per deputy
- 329.725
- 22th fewest of 27 · a vote weighs 1,5× one in São Paulo
- Turnout
- 77,8%
- first round · runoff 79,1%
- Quociente eleitoral
- 237.715
- Chamber · assembly 80.243
Governor · Governador
Who governs
Mato Grosso.
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In office
Otaviano Pivetta (REPUBLICANOS)
Until 6 Jan 2027
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Elected 2026
Otaviano Pivetta (REPUBLICANOS)
Won in the first round, 4 Oct · takes office 6 Jan 2027
President · both rounds
The national vote,
here.
2.052.133 voted in the first round (77,8% of electors), 20.756 blank and 38.089 null. Blank and null ballots do not count toward the majority (Constitution art. 77 §2).
Senate · two seats in 2026
Two senators
elected.
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Mauro Mendes (UNIÃO)
1.187.352 votes · 33,2% · MATO GROSSO NAO PODE PARAR I
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Zé Medeiros (PL)
977.777 votes · 27,4% · CORAÇÃO DA GENTE
Each voter cast two votes; the two most voted won eight-year terms from 1 Feb 2027. Shares are of all valid senate votes.
Chamber of Deputies · 8 seats · QE 237.715
8 federal
deputies.
1.901.719 valid votes for the Chamber. 4 seats went to lists by quociente partidário and 4 as leftovers. Every step in the seat lab →
PL 3 · UNIÃO 2 · PODE 1 · PT 1 · REPUBLICANOS 1
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Coronel Fernanda
PL · 205.064 · quotient
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Professora Rosa Neide
PT · FE Brasil · 140.351 · leftover
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Fábio Garcia
UNIÃO · União Progressista · 139.777 · quotient
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Coronel Assis
PL · 128.697 · quotient
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Virginia Mendes
UNIÃO · União Progressista · 102.120 · leftover
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Juarez Costa
REPUBLICANOS · 83.728 · leftover
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Thiago Boava Hey Roy
PL · 72.375 · leftover
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Coronel Roveri
PODE · 47.195 · quotient
Assembleia Legislativa · 24 seats · QE 80.243
The state legislature.
Elected the same day by the same open-list rule: 1.925.830 valid votes, 18 seats by quotient and 6 as leftovers. Seats: three times the state's federal deputies up to 36, then one more per deputy above 12 (Constitution art. 27).
PODE 6 · PL 4 · REPUBLICANOS 4 · MDB 3 · PSDB 2 · PT 2 · UNIÃO 2 · PSD 1
The 24 elected, by votes
Max Russi (PODE, 86.934), Lúdio Cabral (PT, 86.107), Gilberto Cattani (PL, 69.672), Samantha do Abilio (PL, 57.900), Dilmar Dal Bosco (UNIÃO, 56.294), Ulysses Moraes (PODE, 56.207), Beto Dois A Um (PODE, 56.148), Dr. João (MDB, 55.955), Leo Bortolin (MDB, 51.040), Alessandra Ferreira (PODE, 50.802), Faissal (PL, 41.039), Thiago Silva (MDB, 40.856), Diego Guimarães (REPUBLICANOS, 40.482), Valmir Moretto (REPUBLICANOS, 37.653), Dr. Eugênio (REPUBLICANOS, 36.700), Fabinho Tardin (PODE, 36.122), Nininho (REPUBLICANOS, 33.438), Valdir Barranco (PT, 32.137), Engº Sebastião Machado Rezende (UNIÃO, 32.108), Carlos Avallone (PSDB, 31.035), Alcino Barcelos (PL, 22.624), Adelcino Lopo (PODE, 21.146), Wilson Santos (PSD, 19.911), Chico Guarnieri (PSDB, 18.842)
Photos: Otaviano Pivetta — Banco de Dados Abertos do Tribunal Superior Eleitoral (TSE), CC BY 4.0 · Wellington Antonio Fagundes — Senado Federal, Attribution · Mauro Mendes Ferreira — Palácio do Planalto, CC BY 2.0 · Jose Antonio dos Santos Medeiros — Senado Federal, Attribution · Janaina Greyce Riva Fagundes — Divulgação de Candidaturas e Contas Eleitorais - Tribunal Superior Eleitoral, CC BY 4.0 · Carlos Henrique Baqueta Favaro — Wilson Dias/Agência Brasil, CC BY 2.0 · Jose Pedro Goncalves Taques — Ana Volpe/Agência Senado, Attribution · Professora Rosa Neide — Beto Barata/Agência Senado, CC BY 2.0 · Fábio Garcia — Recastro25, CC BY-SA 4.0 . Via Wikimedia Commons.