São Paulo

São Paulo is one of the 26 states of the Federative Republic of Brazil and is named after Saint Paul of Tarsus. A major industrial complex, the state has 21.9% of the Brazilian population and is responsible for 33.9% of Brazil's GDP. São Paulo also has the second-highest Human Development Index and GDP per capita, the fourth-lowest infant mortality rate, the third-highest life expectancy, and the third-lowest rate of illiteracy among the federative units of Brazil. São Paulo alone is wealthier than Argentina, Uruguay, Paraguay, and Bolivia combined. São Paulo is also the world's twenty-eighth-most populous sub-national entity and the most populous sub-national entity in the Americas.

With more than 46 million inhabitants in 2019, São Paulo is the most populous Brazilian state, the most populous national subdivision in the Americas, and the third most populous political unit of South America, surpassed only by the rest of the Brazilian Federation and Colombia.