| R64 | 137 | Norman HolmesClay | - | Geoff TobinClay | 6-0 6-0 | 3 | - | - | - | - | - | - | - |
| R64 | 3 | Guillermo VilasClay | 75 | Frew McMillanClay | 6-2 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | 6 | Raul RamirezClay | 115 | Ramiro BenavidesClay | 6-2 6-1 | 3 | - | - | - | - | - | - | - |
| R64 | 137 | Elio Lito AlvarezClay | 117 | Terry MoorClay | 6-1 6-1 | 3 | - | - | - | - | - | - | - |
| R64 | 91 | Victor AmayaClay | 366 | Saeed MeerClay | 6-1 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | 46 | Paolo BertolucciClay | - | Moharram-Ali KhodaiClay | 6-3 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | 80 | Alvaro BetancurClay | 168 | Jim McManusClay | 6-1 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | 40 | Ricardo CanoClay | 153 | John BartlettClay | W/O | 3 | - | - | - | - | - | - | - |
| R64 | 350 | Kanyab DerafshijavanClay | 39 | Karl MeilerClay | 7-5 2-6 6-1 | 3 | - | - | - | - | - | - | - |
| R64 | 7 | Eddie DibbsClay | 121 | Cliff LetcherClay | 6-1 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | 137 | Robin DrysdaleClay | 350 | Jean-Claude BarclayClay | 6-2 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | 169 | John FeaverClay | 157 | Alvaro FillolClay | 3-6 6-3 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | 16 | Wojtek FibakClay | 297 | Patricio RodriguezClay | 7-6 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | 190 | Rick FisherClay | 141 | Martin RobinsonClay | 6-4 6-0 | 3 | - | - | - | - | - | - | - |
| R64 | 149 | Frank GebertClay | 222 | Bhanu NunnaClay | 6-3 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | 68 | Juan Gisbert SrClay | 197 | Robert RheinbergerClay | 7-5 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | 48 | Jose HiguerasClay | 148 | Richard LewisClay | 6-1 3-6 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | 153 | John JamesClay | 252 | Mansour BahramiClay | 7-5 4-6 6-1 | 3 | - | - | - | - | - | - | - |
| R64 | 222 | Deon JoubertClay | 147 | Rolf ThungClay | 6-4 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | 58 | Hans KaryClay | 245 | Ion TiriacClay | W/O | 3 | - | - | - | - | - | - | - |
| R64 | 135 | Paul KronkClay | 45 | Mark EdmondsonClay | 7-6 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | 169 | Mike MachetteClay | 17 | Corrado BarazzuttiClay | 6-2 3-6 6-0 | 3 | - | - | - | - | - | - | - |
| R64 | 111 | Antonio MunozClay | 37 | John AlexanderClay | 6-4 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | 121 | Juan Ignacio MuntanolaClay | - | Issa KhodaeiClay | 7-5 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | 8 | Manuel OrantesClay | - | John RossClay | 6-2 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | 43 | Hans-Jurgen PohmannClay | 96 | Ismail El ShafeiClay | 7-5 7-6 | 3 | - | - | - | - | - | - | - |
| R64 | 197 | Joaquim Rasgado JrClay | 114 | Gerald BattrickClay | 6-7 7-6 6-0 | 3 | - | - | - | - | - | - | - |
| R64 | 232 | Keith RichardsonClay | 297 | Ezzat NematiClay | 6-2 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | 99 | Nick SavianoClay | 172 | David SchneiderClay | 6-3 7-5 | 3 | - | - | - | - | - | - | - |
| R64 | 180 | Nicola SpearClay | - | Ali MadaniClay | 6-4 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | 226 | Bobby WebbClay | 163 | Emilio MontanoClay | W/O | 3 | - | - | - | - | - | - | - |
| R64 | 38 | Antonio ZugarelliClay | 113 | Steven TurnerClay | 6-2 6-3 | 3 | - | - | - | - | - | - | - |
| R32 | 3 | Guillermo VilasClay | 180 | Nicola SpearClay | 6-3 6-2 | 3 | - | - | - | - | - | - | - |
| R32 | 6 | Raul RamirezClay | 197 | Joaquim Rasgado JrClay | 6-3 6-0 | 3 | - | - | - | - | - | - | - |
| R32 | 137 | Elio Lito AlvarezClay | 350 | Kanyab DerafshijavanClay | 6-0 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | 46 | Paolo BertolucciClay | 91 | Victor AmayaClay | 7-6 7-6 | 3 | - | - | - | - | - | - | - |
| R32 | 80 | Alvaro BetancurClay | 232 | Keith RichardsonClay | 6-1 6-2 | 3 | - | - | - | - | - | - | - |
| R32 | 7 | Eddie DibbsClay | 169 | Mike MachetteClay | 2-6 6-2 6-3 | 3 | - | - | - | - | - | - | - |
| R32 | 16 | Wojtek FibakClay | 137 | Robin DrysdaleClay | 6-1 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | 68 | Juan Gisbert SrClay | 169 | John FeaverClay | 7-6 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | 48 | Jose HiguerasClay | 99 | Nick SavianoClay | 6-4 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | 222 | Deon JoubertClay | 40 | Ricardo CanoClay | 7-6 2-6 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | 58 | Hans KaryClay | 137 | Norman HolmesClay | 6-3 7-6 | 3 | - | - | - | - | - | - | - |
| R32 | 135 | Paul KronkClay | 190 | Rick FisherClay | 7-6 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | 111 | Antonio MunozClay | 226 | Bobby WebbClay | 6-3 6-0 | 3 | - | - | - | - | - | - | - |
| R32 | 8 | Manuel OrantesClay | 153 | John JamesClay | 6-2 6-0 | 3 | - | - | - | - | - | - | - |
| R32 | 43 | Hans-Jurgen PohmannClay | 121 | Juan Ignacio MuntanolaClay | 6-3 7-5 | 3 | - | - | - | - | - | - | - |
| R32 | 38 | Antonio ZugarelliClay | 149 | Frank GebertClay | 6-4 6-3 | 3 | - | - | - | - | - | - | - |
| R16 | 3 | Guillermo VilasClay | 80 | Alvaro BetancurClay | 6-3 6-3 | 3 | - | - | - | - | - | - | - |
| R16 | 6 | Raul RamirezClay | 48 | Jose HiguerasClay | 6-1 6-3 | 3 | - | - | - | - | - | - | - |
| R16 | 46 | Paolo BertolucciClay | 137 | Elio Lito AlvarezClay | 7-5 6-2 | 3 | - | - | - | - | - | - | - |
| R16 | 7 | Eddie DibbsClay | 68 | Juan Gisbert SrClay | 6-3 6-3 | 3 | - | - | - | - | - | - | - |
| R16 | 16 | Wojtek FibakClay | 222 | Deon JoubertClay | 6-3 6-2 | 3 | - | - | - | - | - | - | - |
| R16 | 8 | Manuel OrantesClay | 58 | Hans KaryClay | 6-3 7-6 | 3 | - | - | - | - | - | - | - |
| R16 | 43 | Hans-Jurgen PohmannClay | 111 | Antonio MunozClay | 7-5 3-6 6-4 | 3 | - | - | - | - | - | - | - |
| R16 | 38 | Antonio ZugarelliClay | 135 | Paul KronkClay | 6-1 4-6 6-3 | 3 | - | - | - | - | - | - | - |
| QF | 3 | Guillermo VilasClay | 43 | Hans-Jurgen PohmannClay | 6-4 6-1 | 3 | - | - | - | - | - | - | - |
| QF | 6 | Raul RamirezClay | 16 | Wojtek FibakClay | 6-2 6-2 | 3 | - | - | - | - | - | - | - |
| QF | 7 | Eddie DibbsClay | 38 | Antonio ZugarelliClay | 6-3 6-7 6-1 | 3 | - | - | - | - | - | - | - |
| QF | 8 | Manuel OrantesClay | 46 | Paolo BertolucciClay | 3-6 6-4 8-6 | 3 | - | - | - | - | - | - | - |
| SF | 8 | Manuel OrantesClay | 3 | Guillermo VilasClay | 6-7 6-0 6-3 | 3 | - | - | - | - | - | - | - |
| SF | 6 | Raul RamirezClay | 7 | Eddie DibbsClay | 6-2 7-6 | 3 | - | - | - | - | - | - | - |
| F | 8 | Manuel OrantesClay | 6 | Raul RamirezClay | 7-6 6-0 2-6 6-4 | 5 | - | - | - | - | - | - | - |