Rival fans fought on the pitch during a Brazilian Serie A match between Coritiba and Cruzeiro on Saturday.
Confianca and Nautico fans fought at the Lourival Baptista Stadium in the city of Aracaju before their Brazilian Serie C clash on Monday.
Santos fans invaded the pitch and tried to confront Corinthians players following their Brazilian Cup last-16 tie on Wednesday.
Cruzeiro and Fluminense fans clashed in the stands at the Mineirao stadium ahead of their Brazilian Cup tie on Tuesday.
Sport Recife fans attacked Corinthians supporters on the terraces at the Ilha do Retiro stadium during Tuesday’s Brazilian U17 Cup match.
Parana fans ran on to the pitch and attacked their own players during Saturday’s Brazilian Campeonato Paranaense match with Uniao Beltrao.
Fighting broke out between supporters at a Brazilian regional league game between Maringa and Athletico Paranaense on Wednesday.
Gama and Brasiliense fans clashed at Brasilia’s Mane Garrincha Stadium during their regional league match on Wednesday.
Gremio fans stormed the pitch and smashed up the VAR system following their side’s 3-1 home defeat to Palmeiras on Sunday.
Brasiliense fans attacked rival Gama supporters in a bar after a match between the two sides on Sunday.
Sao Paulo and Santos fans clashed ahead of their Brazilian Serie A match at the Morumbi stadium on Sunday.
On this day in 2013, a brutal fight broke out between Athletico Paranaense and Vasco da Gama fans during their Brazilian Serie A match.