1966 Campeonato Paulista

The 1966 Campeonato Paulista de Futebol da Divisão Especial de Profissionais, organized by the Federação Paulista de Futebol, was the 65th season of São Paulo's top professional football league. Palmeiras won the title for the 15th time. Bragantino and Noroeste were relegated and the top scorer was Santos's Toninho Guerreiro with 27 goals. This was the first time since 1957 that a player other than Pelé emerged as the season's top scorer.

Championship
The championship was disputed in a double-round robin system, with the team with the most points winning the title and the two teams with the fewest points being relegated.