The 2013 Formula 3 Sudamericana season was the twenty-seventh and final season of the Formula 3 Sudamericana.
It begin on 7 April at Interlagos and ended on 1 December at Curitiba, after eighteen races.
A calendar for the 2013 season was released on 21 December 2012, with all Brazilian rounds supporting Brasileiro de Marcas events.
[1] A round in Argentina was also scheduled, with the venue later confirmed as the Autódromo Ciudad de Concordia, supporting the TC 2000 Championship.
Bold – PoleItalics – Fastest Lap