The 2009 Formula 3 Sudamericana season is the season in which the 2009 Sudamericana Championship was held. The 2009 season was the 23rd Formula 3 Sudamericana season. The season began on 6 June 2009, at Autódromo Internacional Nelson Piquet in Brasília and ended on 22 November 2009 at Autódromo Internacional de Curitiba. Brazilian driver Leonardo Cordeiro won the title.