| 2013 |
Clay |
Pablo Cuevas
d. Facundo Arguello
7-6(6) 2-6 6-4 |
| 2012 |
Clay |
Diego Schwartzman
d. Guillaume Rufin
6-1 7-5 |
| 2011 |
Clay |
Carlos Berlocq
d. Gastao Elias
6-1 7-6(3) |
| 2010 |
Clay |
Maximo Gonzalez
d. Pablo Cuevas
6-4 6-3 |
| 2009 |
Clay |
Horacio Zeballos
d. Gaston Gaudio
6-2 3-6 6-3 |
| 2008 |
Clay |
Martin Vassallo Arguello
d. Ruben Ramirez Hidalgo
6-3 4-6 7-5 |
| 2007 |
Clay |
Sergio Roitman
d. Marcos Daniel
6-1 6-4 |
| 2006 |
Clay |
Guillermo Canas
d. Martin Vassallo Arguello
6-3 6-4 |
| 2005 |
Clay |
Carlos Berlocq
d. Diego Hartfield
7-5 3-6 6-4 |
| 2004 |
Clay |
Oliver Marach
d. Diego Moyano
6-2 6-3 |
| 2001 |
Clay |
Agustin Calleri
d. David Nalbandian
6-3 1-6 6-3 |
| 2000 |
Clay |
Guillermo Coria
d. Alberto Berasategui
6-1 4-6 6-4 |
| 1999 |
Clay |
Franco Squillari
d. Hernan Gumy
5-7 6-1 6-4 |
| 1998 |
Clay |
Younes El Aynaoui
d. Alberto Martin
7-6 6-1 |
| 1997 |
Clay |
Franco Squillari
d. Diego Moyano
6-1 6-4 |
| 1992 |
Clay |
Juan Gisbert Jr
d. Carsten Arriens
6-1 7-6 |
| 1980 |
Clay |
Eduardo Bengoechea
d. Carlos Castellan
7-6 6-2 |
| 1977 |
Clay |
Guillermo Vilas
d. Wojtek Fibak
6-4 6-3 6-0 |