| 1993 |
Clay |
Marcelo Ingaramo
d. Mauricio Hadad
6-1 6-4 |
| 1991 |
Clay |
Gustavo Giussani
d. Gabriel Markus
4-6 6-2 6-0 |
| 1989 |
Clay |
Carlos Di Laura
d. Pedro Rebolledo
6-4 6-4 |
| 1988 |
Clay |
Jim Courier
d. Lawson Duncan
6-1 6-1 |
| 1987 |
Clay |
Peter Moraing
d. Roberto Azar
4-6 6-1 6-4 |
| 1986 |
Clay |
Hans Gildemeister
d. Lawson Duncan
6-1 6-0 |
| 1985 |
Clay |
Hans Gildemeister
d. Pedro Rebolledo
6-3 6-4 |
| 1984 |
Clay |
Alvaro Fillol
d. Hans Gildemeister
6-4 6-4 |
| 1983 |
Clay |
Victor Pecci
d. Jaime Fillol
2-6 7-5 6-4 |
| 1982 |
Clay |
Pedro Rebolledo
d. Raul Ramirez
6-4 3-6 7-6 |
| 1981 |
Clay |
Victor Pecci
d. Jose Higueras
6-4 6-0 |