The evidence against Bolsonaro largely centered on how he tried to stay in power after losing the presidential election in 2022 to Lula da Silva.
Prosecutors had alleged that the coup plot began in 2021, with efforts to undermine public trust in the electoral system.
The verdict leaves Bolsonaro, 70, facing the prospect of spending the rest of his life in prison.
Eduardo Bolsonaro, another son of the former president, told Reuters he expects additional US sanctions against Brazilian officials, including justices who voted to convict.
A session during the final phase of the trial of Brazil's former President Jair Bolsonaro, on charges of plotting a coup to overturn the 2022 election, in Brasilia, Brazil, September 10, 2025.
Bolsonaro joins a growing list of Latin American leaders to be convicted of a crime in recent years.
In 2022, Argentina’s ex-leader Cristina Fernández de Kirchner was convicted of corruption related to public works contracts. »