United States Naval Support Detachment, São Paulo
The US Naval Support Detachment, São Paulo is a US Marine Corps Detachment based in the city of São Paulo, Brazil.  The military unit belongs to the jurisdiction of the US Navy Fourth Fleet, responsible for the South Atlantic and Caribbean region, which was reactivated on July 1, 2008. It was closed in 2017, at the request of the Brazilian government.

On July 4, 2011, in an event organized by the US Consulate General in São Paulo aiming at celebrating the 235th anniversary of the Independence Day, the US Naval Support Detachment in São Paulo presented the flags to the guests, who included many Brazilian authorities, among which São Paulo Mayor, Gilberto Kassab, and Brazilian Senator Eduardo Suplicy.

The US Naval Support Detachment in São Paulo is also mentioned in lists of US military installations overseas.