1993 Topper South American Open – Singles

Carlos Costa defeated Alberto Berasategui 3–6, 6–1, 6–4 to win the 1993 ATP Buenos Aires singles competition. Juan Gisbert-Schultze was the champion but did not defend his title.

Seeds

Karel Nováček (first round) Carlos Costa (champion) Jaime Yzaga (first round) Richard Fromberg (first round) Emilio Sánchez (quarterfinals) Alberto Berasategui (final) Marcos Ondruska (first round) Younes El Aynaoui (quarterfinals)