The 2013 Campeonato Paulista de Futebol Profissional da Primeira Divisão - Série A1 (officially the Paulistão Chevrolet 2013 for sponsorship reasons ) was the 112th season of São Paulo's top professional football league. It was won for the 27th time by Corinthians, after beating Santos at the finals, the defending champions from the previous three seasons.