President Luiz Inácio Lula da Silva (PT), re-elected in the 25 Oct 2026 runoffRunoff, 25 Oct 2026: Lula 51.8%, Flávio Bolsonaro (PL) 48.2% (valid votes)First round, 4 Oct 2026: Flávio Bolsonaro (PL) 47.0%, Lula 45.2%Next general election in 2030
Seat predictions
Federal Senate · 81 seats
Current Federal SenateSenate composition after the 4 October 2026 election, in which 54 of the 81 seats were filled, from Wikipedia. No projections apply until the next election.
PL29
PT9
MDB8
Progressistas6
Republicanos6
PSD5
União Brasil5
PSB4
Novo3
PSDB2
Podemos2
REDE1
PDT1
seats majority (41)
Possible coalitions
Groupings of parties that share a broad outlook or have governed together, with their combined seats in the current chamber. 41 seats are needed for a majority.
The right with the CentrãoPL + Novo + MDB + PSD + Podemos + Progressistas + União Brasil + Republicanos + PSDB66Majority
The left with the centre-right "Centrão" partiesPT + REDE + PSB + PDT + MDB + PSD + Podemos + Progressistas + União Brasil + Republicanos + PSDB49Majority
The "Centrão": centre and centre-right partiesMDB + PSD + Podemos + Progressistas + União Brasil + Republicanos + PSDB347 short
The right: Bolsonaro's PL and NovoPL + Novo329 short
The left: Lula's PT and alliesPT + REDE + PSB + PDT1526 short