The Church of Nossa Senhora do Carmo, originally called the Chapel of Nossa Senhora da Conceição and also known as Igreja das Freiras, is an old religious building in the city of Lagos, in Portugal.
The church is of 16th century origin, having undergone several changes throughout its history, which is closely linked to the evolution of the city of Lagos. In the 16th century, the church became part of the Convent of Nossa Senhora do Carmo, which was extinct in the 19th century.