Sociedade Esportiva Palmeiras (Portuguese pronunciation: [pawˈmejɾɐs]) is a professional football club, based in São Paulo, Brazil.

The club was founded on August 26, 1914, as Palestra Italia (pronounced [paˌlɛstɾiˈtaliɐ]), but changed to the current name on September 14, 1942. It is a popular and successful Brazilian club, with around 18 million supporters and 126,000 season ticket holders, including a large number of Brazilians of Italian ancestry. Despite being primarily an association football team, Palmeiras competes in a number of different sports, most notably basketball. The football team plays in the Campeonato Paulista, the state of São Paulo's premier state league, as well as in the Campeonato Brasileiro Série A, the top tier of the Brazilian football league system.

Palmeiras has won 13 national competitions, which makes it the most successful club inside Brazil. The club's most important titles are 1 Intercontinental World Club Tournament (Copa Rio), 1 Copa Libertadores, 9 Brazilian National Leagues (Campeonato Brasileiro Série A), 3 Brazil Cups (Copa do Brasil), 1 Champions Cup (Copa dos Campeões) and 1 South American Cup (Copa Mercosul), as well as 5 Interstate titles (Torneio Rio – São Paulo), 23 State Championship titles (Campeonato Paulista) and 3 Ramón de Carranza Trophy titles.