São Caetano (Portuguese for Saint Cajetan) may refer to:
Places São Caetano (Madalena), a parish in the municipality of Madalena in the Portuguese Azores São Caetano (Cantanhede), a parish in Cantanhede Municipality, Portugal São Caetano do Sul, a city in the state of São Paulo, Brazil São Caetano, Pernambuco, a city in the state of Pernambuco, Brazil
Sports São Caetano Futebol, a Brazilian football club São Caetano Esporte Clube, a Brazilian professional women's volleyball team