| R64 | - |  William AlvarezClay | - |  Jose GuerreroClay | 6-0 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | - | Juan Carlos ArroyoClay | - |  Guy FritzClay | 6-4 6-1 | 3 | - | - | - | - | - | - | - |
| R64 | - | Jose CastanonClay | - | Luis BrugueraClay | 6-3 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | Jose Manuel DominguezClay | - | Salvador CabezaClay | 6-3 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | - | Ignacio Garcia-AtanceClay | - | Julian OlaveClay | 6-2 7-9 7-5 | 3 | - | - | - | - | - | - | - |
| R64 | - | Juan Gisbert SrClay | - | Pedro BarriosClay | 4-6 6-1 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | Juan HerreraClay | - | Teodoro GurreaClay | 6-1 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | - | Jose HiguerasClay | - | E. TorrienteClay | 6-0 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | - | Antonio MartinezClay | - |  Luis MoreiraClay | 6-3 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | - | Ivan MolinaClay | - | J. GrimanClay | 6-0 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | - | Jose A. MorenoClay | - | Alberto ComasClay | 6-1 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | Juan Ignacio MuntanolaClay | - | Jose-Manuel VillotaClay | 6-3 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | Alberto RibaClay | - | Ramon GallardoClay | 6-2 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | - | Rafael RuizClay | - | J.L. CueClay | 6-1 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | Antonio SolanaClay | - | Pedro FigarClay | 6-4 8-6 | 3 | - | - | - | - | - | - | - |
| R64 | - | Javier SolerClay | - | Ernesto Vazquez-BarreiraClay | 10-8 7-5 | 3 | - | - | - | - | - | - | - |
| R32 | - |  Patricio CornejoClay | - | Antonio MartinezClay | 6-3 6-0 | 3 | - | - | - | - | - | - | - |
| R32 | - | Juan CouderClay | - | Alberto RibaClay | 6-1 6-1 | 3 | - | - | - | - | - | - | - |
| R32 | - |  Harald ElschenbroichClay | - | Jose CastanonClay | 8-6 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | - | Frank FalderbaumClay | - | Ivan MolinaClay | 6-4 6-1 | 3 | - | - | - | - | - | - | - |
| R32 | - | Frank FroehlingClay | - | Jose HiguerasClay | 6-1 6-2 | 3 | - | - | - | - | - | - | - |
| R32 | - | Juan HerreraClay | - | Patricio RodriguezClay | 6-8 9-7 6-2 | 3 | - | - | - | - | - | - | - |
| R32 | - |  Ray KeldieClay | - | Juan Ignacio MuntanolaClay | 6-2 7-5 | 3 | - | - | - | - | - | - | - |
| R32 | - | Thomaz KochClay | - | Javier SolerClay | 6-0 6-3 | 3 | - | - | - | - | - | - | - |
| R32 | - | Jose Edison MandarinoClay | - | Ignacio Garcia-AtanceClay | 6-1 6-2 | 3 | - | - | - | - | - | - | - |
| R32 | - | Jim McManusClay | - | Jose A. MorenoClay | 9-7 6-3 | 3 | - | - | - | - | - | - | - |
| R32 | - |  Raymond MooreClay | - | Antonio SolanaClay | 6-3 6-2 | 3 | - | - | - | - | - | - | - |
| R32 | - |  Martin MulliganClay | - | Rafael RuizClay | 6-1 6-2 | 3 | - | - | - | - | - | - | - |
| R32 | - |  Ilie NastaseClay | - | William AlvarezClay | 6-3 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | - | Manuel SantanaClay | - | Jose Manuel DominguezClay | 6-0 6-1 | 3 | - | - | - | - | - | - | - |
| R32 | - | Ion TiriacClay | - | Juan Carlos ArroyoClay | 6-0 6-0 | 3 | - | - | - | - | - | - | - |
| R32 | - | Jairo Velasco SrClay | - | Juan Gisbert SrClay | 6-4 14-12 | 3 | - | - | - | - | - | - | - |
| R16 | - | Harald ElschenbroichClay | - | Jim McManusClay | 7-5 6-3 | 3 | - | - | - | - | - | - | - |
| R16 | - | Thomaz KochClay | - | Jairo Velasco SrClay | 6-3 7-5 | 3 | - | - | - | - | - | - | - |
| R16 | - | Jose Edison MandarinoClay | - | Frank FroehlingClay | 6-2 7-9 6-1 | 3 | - | - | - | - | - | - | - |
| R16 | - | Raymond MooreClay | - | Ray KeldieClay | 6-1 7-5 | 3 | - | - | - | - | - | - | - |
| R16 | - | Martin MulliganClay | - | Juan CouderClay | 3-6 7-5 6-2 | 3 | - | - | - | - | - | - | - |
| R16 | - | Ilie NastaseClay | - | Patricio CornejoClay | 6-3 9-7 | 3 | - | - | - | - | - | - | - |
| R16 | - | Manuel SantanaClay | - | Frank FalderbaumClay | 7-5 9-7 | 3 | - | - | - | - | - | - | - |
| R16 | - | Ion TiriacClay | - | Juan HerreraClay | 9-7 6-4 | 3 | - | - | - | - | - | - | - |
| QF | - | Harald ElschenbroichClay | - | Manuel SantanaClay | 6-4 9-7 | 3 | - | - | - | - | - | - | - |
| QF | - | Martin MulliganClay | - | Thomaz KochClay | 6-3 9-7 | 3 | - | - | - | - | - | - | - |
| QF | - | Ilie NastaseClay | - | Jose Edison MandarinoClay | 6-1 6-0 | 3 | - | - | - | - | - | - | - |
| QF | - | Ion TiriacClay | - | Raymond MooreClay | 6-2 6-2 | 3 | - | - | - | - | - | - | - |
| SF | - | Ilie NastaseClay | - | Martin MulliganClay | 6-4 6-3 8-6 | 5 | - | - | - | - | - | - | - |
| SF | - | Ion TiriacClay | - | Harald ElschenbroichClay | 6-1 6-4 6-1 | 5 | - | - | - | - | - | - | - |
| F | - | Ion TiriacClay | - | Ilie NastaseClay | 7-5 6-1 6-0 | 5 | - | - | - | - | - | - | - |
