The politics of Brazil take place in a framework of a federal presidential representative democratic republic, whereby the President is both head of state and head of government, and of a multi-party system. The political and administrative organization of Brazil comprises the federal government, the 26 states and a federal district, and the municipalities.

The president of Brazil, officially the president of the Federative Republic of Brazil or simply the President of the Republic, is the head of state and head of government of Brazil. The president leads the executive branch of the federal government and is the commander-in-chief of the Brazilian Armed Forces.