Simão Dias is a Brazilian municipality located in the far west of the Brazilian state of Sergipe. Its population was 40,225 (2012) and its area is 560 km².

Founded in 1890

Paripiranga adjacent municipalities in the State of Bahia. Poço Verde, Tobias Barreto, Riachão do Dantas, Lagarto, Macambira, Pedra Mole e and Pinhão territory in Sergipe.