| 2010 |
Clay |
Joao Souza
m. Alejandro Falla
4-6 6-4 6-1 |
| 2009 |
Clay |
Horacio Zeballos
m. Santiago Gonzalez
7-6(3) 6-0 |
| 2008 |
Clay |
Marcos Daniel
m. Ivan Navarro
6-3 1-6 6-3 |
| 2007 |
Clay |
Santiago Giraldo
m. Flavio Saretta
7-6(4) 6-2 |
| 2006 |
Clay |
Alejandro Falla
m. Andre Sa
6-4 6-2 |
| 2005 |
Clay |
Paul Capdeville
m. Pablo Gonzalez
6-3 6-4 |
| 2004 |
Clay |
Alejandro Falla
m. Adrian Garcia
4-6 6-1 6-2 |
| 2001 |
Clay |
Fernando Vicente
m. Juan Ignacio Chela
6-4 7-6(6) |
| 2000 |
Clay |
Mariano Puerta
m. Younes El Aynaoui
6-4 7-6(5) |
| 1998 |
Clay |
Mariano Zabaleta
m. Ramon Delgado
6-4 6-4 |
| 1997 |
Clay |
Francisco Clavet
m. Nicolas Lapentti
6-3 6-3 |
| 1996 |
Clay |
Thomas Muster
m. Nicolas Lapentti
6-7(6) 6-2 6-3 |
| 1995 |
Clay |
Nicolas Lapentti
m. Miguel Tobon
2-6 6-1 6-4 |
| 1994 |
Clay |
Nicolas Pereira
m. Mauricio Hadad
6-3 3-6 6-4 |
| 1993 |
Clay |
Mauricio Hadad
m. Sergio Cortes
2-6 6-3 6-0 |
| 1992 |
Clay |
Daniel Marco
m. Andrew Sznajder
7-6 3-6 6-4 |
| 1991 |
Clay |
Roberto Saad
m. Xavier Daufresne
6-3 3-6 6-4 |
| 1990 |
Clay |
Alvaro Jordan
m. Libor Nemecek
6-3 6-3 |
| 1989 |
Clay |
Mauricio Hadad
m. Guillermo Minutella
6-3 6-7 6-4 |
| 1988 |
Clay |
Gustavo Giussani
m. Christian Miniussi
7-6 5-7 6-4 |
| 1980 |
Clay |
Dominique Bedel
m. Carlos Kirmayr
6-4 7-6 |
| 1979 |
Clay |
Victor Pecci
m. Jairo Velasco
6-3 6-4 |
| 1978 |
Clay |
Victor Pecci
m. Rolf Gehring
6-4 3-6 6-3 6-3 |
| 1977 |
Clay |
Guillermo Vilas
m. Jose Higueras
6-1 6-2 6-3 |