| R32 | 5 | Guillermo VilasClay | - | Eduardo GorostiagaClay | 6-3 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | 24 | Jaime Fillol Sr.Clay | 148 | Norman HolmesClay | 5-7 6-3 6-3 | 3 | - | - | - | - | - | - | - |
| R32 | 132 | Elio Lito AlvarezClay | 346 | Patricio RodriguezClay | 4-6 6-4 12-10 | 3 | - | - | - | - | - | - | - |
| R32 | 34 | Paolo BertolucciClay | 137 | Carlos KirmayrClay | 4-6 7-5 6-1 | 3 | - | - | - | - | - | - | - |
| R32 | 51 | Ricardo CanoClay | 218 | Enrique CavigliaClay | 4-6 6-4 6-2 | 3 | - | - | - | - | - | - | - |
| R32 | 100 | Patricio CornejoClay | 366 | Hugo VarelaClay | 6-2 3-6 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | 16 | Mark CoxClay | 231 | Joao SoaresClay | 6-7 6-1 6-2 | 3 | - | - | - | - | - | - | - |
| R32 | 44 | Zeljko FranulovicClay | 160 | Alvaro FillolClay | 6-4 6-2 | 3 | - | - | - | - | - | - | - |
| R32 | 92 | Julian GanzabalClay | 177 | Jose Edison MandarinoClay | 7-6 6-2 | 3 | - | - | - | - | - | - | - |
| R32 | 45 | Jose HiguerasClay | - | Fernando Dalla-FontanaClay | 6-1 6-1 | 3 | - | - | - | - | - | - | - |
| R32 | 62 | Hans KaryClay | 104 | Jairo Velasco SrClay | 6-1 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | 75 | Thomaz KochClay | 120 | Ramiro BenavidesClay | 6-7 6-2 6-1 | 3 | - | - | - | - | - | - | - |
| R32 | 119 | Antonio MunozClay | 87 | Ivan MolinaClay | 2-6 6-3 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | 30 | Victor PecciClay | 225 | Modesto Tito VazquezClay | 7-5 6-3 | 3 | - | - | - | - | - | - | - |
| R32 | 152 | Jaime Pinto-BravoClay | 91 | Alvaro BetancurClay | 4-6 6-3 6-2 | 3 | - | - | - | - | - | - | - |
| R32 | 70 | Belus PrajouxClay | 231 | Jacques ThaminClay | 6-3 6-1 | 3 | - | - | - | - | - | - | - |
| R16 | 5 | Guillermo VilasClay | 152 | Jaime Pinto-BravoClay | 6-1 6-3 | 3 | - | - | - | - | - | - | - |
| R16 | 24 | Jaime Fillol Sr.Clay | 70 | Belus PrajouxClay | 6-3 6-4 | 3 | - | - | - | - | - | - | - |
| R16 | 34 | Paolo BertolucciClay | 119 | Antonio MunozClay | 3-6 6-2 6-1 | 3 | - | - | - | - | - | - | - |
| R16 | 51 | Ricardo CanoClay | 92 | Julian GanzabalClay | 6-1 7-6 | 3 | - | - | - | - | - | - | - |
| R16 | 44 | Zeljko FranulovicClay | 132 | Elio Lito AlvarezClay | 6-3 6-1 | 3 | - | - | - | - | - | - | - |
| R16 | 45 | Jose HiguerasClay | 62 | Hans KaryClay | 6-2 6-0 | 3 | - | - | - | - | - | - | - |
| R16 | 75 | Thomaz KochClay | 16 | Mark CoxClay | 3-6 6-4 8-6 | 3 | - | - | - | - | - | - | - |
| R16 | 30 | Victor PecciClay | 100 | Patricio CornejoClay | 6-2 6-0 | 3 | - | - | - | - | - | - | - |
| QF | 5 | Guillermo VilasClay | 45 | Jose HiguerasClay | 6-3 6-4 | 3 | - | - | - | - | - | - | - |
| QF | 24 | Jaime Fillol Sr.Clay | 51 | Ricardo CanoClay | 6-4 4-6 6-4 | 3 | - | - | - | - | - | - | - |
| QF | 34 | Paolo BertolucciClay | 44 | Zeljko FranulovicClay | 6-4 7-5 | 3 | - | - | - | - | - | - | - |
| QF | 75 | Thomaz KochClay | 30 | Victor PecciClay | 3-6 6-3 6-4 | 3 | - | - | - | - | - | - | - |
| SF | 5 | Guillermo VilasClay | 34 | Paolo BertolucciClay | 6-7 6-3 6-0 | 3 | - | - | - | - | - | - | - |
| SF | 24 | Jaime Fillol Sr.Clay | 75 | Thomaz KochClay | 6-2 6-1 | 3 | - | - | - | - | - | - | - |
| F | 5 | Guillermo VilasClay | 24 | Jaime Fillol Sr.Clay | 6-2 6-2 6-3 | 5 | - | - | - | - | - | - | - |