| 1996 |
Clay |
Malivai Washington
d. Marcelo Filippini
6-7(6) 6-4 7-5 |
| 1995 |
Clay |
Mauricio Hadad
d. Javier Frana
7-6(5) 3-6 6-4 |
| 1994 |
Clay |
Jason Stoltenberg
d. Gabriel Markus
6-3 6-4 |
| 1993 |
Clay |
Horacio De La Pena
d. Jaime Yzaga
3-6 6-3 6-4 |
| 1992 |
Clay |
Malivai Washington
d. Claudio Mezzadri
6-3 6-3 |
| 1991 |
Clay |
Jaime Yzaga
d. Jimmy Arias
6-3 7-5 |
| 1990 |
Clay |
David Wheaton
d. Mark Kaplan
6-4 6-4 |
| 1989 |
Clay |
Jay Berger
d. Lawson Duncan
6-4 6-3 |
| 1988 |
Clay |
Andre Agassi
d. Jimmy Arias
6-2 6-2 |
| 1977 |
Carpet |
Corrado Barazzutti
d. Eddie Dibbs
7-6(6) 6-0 |
| 1976 |
Carpet |
Tony Roche
d. Vitas Gerulaitis
6-3 3-6 6-1 |
| 1975 |
Clay |
Raul Ramirez
d. Roscoe Tanner
3-6 6-4 6-3 |
| 1974 |
Clay |
Jeff Borowiak
d. Dick Stockton
6-4 5-7 7-6(5) |
| 1973 |
Clay |
Ken Rosewall
d. Arthur Ashe
6-3 7-6(1) |
| 1972 |
Clay |
Ken Rosewall
d. Cliff Richey
2-6 6-2 6-2 |
| 1971 |
Hard |
Arthur Ashe
d. Stan Smith
6-3 6-3 |
| 1970 |
Clay |
Cliff Richey
d. Bob Carmichael
6-4 6-4 |
| 1969 |
Clay |
Mark Cox
d. Jan Kodes
13-11 6-2 |
| 1968 |
Clay |
Arthur Ashe
d. Ron Holmberg
6-2 6-4 |