1987 Brasil Open – Singles

Vicki Nelson-Dunbar was the defending champion but lost in the first round to Olga Tsarbopoulou.

Neige Dias won in the final 6–0, 6–7, 6–4 against Patricia Medrado.

Seeds
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.


 * 1)  Isabel Cueto (second round)
 * 2) 🇦🇷 Bettina Fulco (semifinals)
 * 3)  Christiane Jolissaint (second round)
 * 4) 🇮🇹 Laura Garrone (quarterfinals)
 * 5) 🇦🇷 Mercedes Paz (quarterfinals)
 * 6) 🇦🇹 Barbara Paulus (quarterfinals)
 * 7) 🇺🇸 Vicki Nelson-Dunbar (first round)
 * 8) 🇦🇷 Adriana Villagrán (first round)