The 1983 Copa Libertadores de América Finals was the final two-legged tie to determine the Copa Libertadores de América champion. It was contested by Brazilian club Grêmio and Uruguayan club Peñarol. The first leg of the tie was played on 22 July at Estadio Centenario in Montevideo, with the second leg played on 28 July at Estádio Olímpico Monumental in Porto Alegre.