Oliveira is a common surname in Portuguese-speaking countries, derived from the word for "olive tree" in Portuguese. It is often associated with families that have historical ties to olive cultivation, which is significant in Mediterranean cultures. The name can also refer to various places, such as towns or regions in Portugal and Brazil. In addition to being a surname, Oliveira can refer to several notable individuals, including athletes, artists, and politicians. For example, André Oliveira is a well-known Brazilian football player. The name is also used in various contexts, such as in Oliveira do Bairro, a municipality in Portugal.