The following article presents a summary of the 1945 football (soccer) season in Brazil, which was the 44th season of competitive football in the country.
Updated to match(es) played on October 7, 1945. Source: RSSSF.com Rules for classification: 1) points; 2) goal difference; 3) wins; 4) head-to-head points.
Updated to match(es) played on November 18, 1945. Source: RSSSF.com Rules for classification: 1) points; 2) goal difference; 3) wins; 4) number of goals scored. Notes:
^ abMadureira lost the points of a tie against São Cristóvão for fielding an ineligible player. the points of the match were awarded to São Cristóvão.