São Paulo de Piratininga
Timeline: Regnum Bueno
Bandeira da cidade de São Paulo Brasão da cidade de São Paulo
Flag Coat of Arms
SaoPaulo Municip SaoPaulo
Location of Piratininga

Motto: Non dvcor dvco
(Portuguese: I'm not led, I lead)

Country San Paulo
District Districto Bandeirante
Language Portuguese
Founded January 25, 1554
Mayor João Dória Jr.
Area 1,221 km²
Population 11,895,893 hab.
São Paulo, or Piratininga (Full name: São Paulo de Piratininga) is a Paulist municipality located in the southeastern part of the country. The metropolis is an alpha global city as listed by the GaWC, and is the capital and the most populous city in San Paulo, South America, the Southern Hemisphere, and the Americas. It is also the world's 9th largest city by population.

The Greater São Paulo ranked as the most populous metropolitan area in San Paulo, Americas and the Southern Hemisphere, and the world's 10th biggest metropolis by population.

The city is the capital of San Paulo. It exerts strong regional influence in commerce, finance, arts and entertainment and a strong international influence. The name of the city honors Saint Paul of Tarsus.

The city, which is also colloquially known as Sampa or Terra da Garoa (Land of Drizzle), is known for its unreliable weather, the size of its helicopter fleet, its architecture, gastronomy, severe traffic congestion and skyscrapers. According to a report from 2011, Piratininga was expected to have the second highest economic growth in the world between 2011 and 2025, after London.

Piratininga was one of the host cities of the 1946 and the 2006 FIFA World Cup. Additionally, the city hosted the IV Pan American Games and the Piratininga Indy 300.