The 2011 Campeonato Paranaense de Futebol Profissional da 1ª Divisão is the 96th season of Paraná's top professional football league.
The tournament consists of a double round-robin format, in which all twelve teams play each other twice, with classification split in two stages.
The finals are notable in the sense that goal difference will not be a tiebreaking criteria, if both teams tie on points the decision will go directly to a penalty shootout.
The best two-placed teams in the overall classification not advancing to the finals and not from Curitiba will face themselves in a two-legged tie competing for the Torneio do Interior.
The best two teams not playing in Campeonato Brasileiro Série A, B or C will qualify for 2011 Campeonato Brasileiro Série D. Round 21: Atlético Paranaense vs. Coritiba On penultimate matchday Atlético Paranaense will play against first stage champions and second stage leader Coritiba.