Singles Doubles | ||
Final score 6–7, 2–6, 7–5, 6–0, 6–3 | ||
Guillermo Vilas was the defending champion but did not compete that year.
José Luis Clerc won in the final 6–7, 2–6, 7–5, 6–0, 6–3 against Rolf Gehring.
Seeds
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.
References
1980 South American Championships – Singles Wikipedia(Text) CC BY-SA