| R64 | - | William TymClay | - | Unknown UnknownClay | W/O | 5 | - | - | - | - | - | - | - |
| R32 | - | Ingo BudingClay | - | Luis Felipe TavaresClay | 6-1 6-4 6-0 | 5 | - | - | - | - | - | - | - |
| R32 | - | John CooperClay | - | Ray KeldieClay | 7-5 6-4 1-6 10-8 | 5 | - | - | - | - | - | - | - |
| R32 | - | Harald ElschenbroichClay | - | Jose CordonClay | 6-4 6-2 6-4 | 5 | - | - | - | - | - | - | - |
| R64 | - | Jose Luis ArillaClay | - | Roberto AuboneClay | 6-0 6-3 6-3 | 5 | - | - | - | - | - | - | - |
| R64 | - | John BartlettClay | - | Eduardo ZuletaClay | W/O | 5 | - | - | - | - | - | - | - |
| R64 | - | Ingo BudingClay | - | Luis BrugueraClay | 7-5 6-2 6-3 | 5 | - | - | - | - | - | - | - |
| R64 | - | John CooperClay | - | Enrique BruixClay | 6-1 6-2 6-0 | 5 | - | - | - | - | - | - | - |
| R64 | - | Jose CordonClay | - | John BrownClay | W/O | 5 | - | - | - | - | - | - | - |
| R64 | - | Eleazar DavidmanClay | - | Enrique GuerreroClay | W/O | 5 | - | - | - | - | - | - | - |
| R64 | - | Harald ElschenbroichClay | - | Jean-Pierre LoizeauClay | 6-1 6-1 6-1 | 5 | - | - | - | - | - | - | - |
| R64 | - | Jurgen FassbenderClay | - | Alfred CocoClay | 6-4 6-3 0-6 4-6 6-4 | 5 | - | - | - | - | - | - | - |
| R64 | - | John GardnerClay | - | Rafael RuizClay | 4-6 3-6 6-1 6-4 6-2 | 5 | - | - | - | - | - | - | - |
| R64 | - | Jose GuerreroClay | - | Gary KeslClay | 6-4 6-1 6-2 | 5 | - | - | - | - | - | - | - |
| R64 | - | Zan GuerryClay | - | Unknown UnknownClay | W/O | 5 | - | - | - | - | - | - | - |
| R64 | - | Henry (Hank) IrvineClay | - | Barry GeraghtyClay | 4-6 6-2 6-2 6-1 | 5 | - | - | - | - | - | - | - |
| R64 | - | Ray KeldieClay | - | Pedro FarrerasClay | 6-4 6-3 3-6 6-4 | 5 | - | - | - | - | - | - | - |
| R64 | - | Thomaz KochClay | - | Unknown UnknownClay | W/O | 5 | - | - | - | - | - | - | - |
| R64 | - | Jose Edison MandarinoClay | - | Mike EstepClay | 6-1 6-1 4-6 6-3 | 5 | - | - | - | - | - | - | - |
| R64 | - | Geoff MastersClay | - | Terry AddisonClay | 6-4 6-1 6-2 | 5 | - | - | - | - | - | - | - |
| R64 | - | Elwyn McCabeClay | - | Luiz FlorClay | 9-7 11-9 6-2 | 5 | - | - | - | - | - | - | - |
| R64 | - | Daniel MoreauClay | - | Louis MaurizotClay | 6-3 8-6 6-3 | 5 | - | - | - | - | - | - | - |
| R64 | - | Jose A. MorenoClay | - | Premjit LallClay | W/O | 5 | - | - | - | - | - | - | - |
| R64 | - | Martin MulliganClay | - | Eduardo GorostiagaClay | 6-4 6-2 6-2 | 5 | - | - | - | - | - | - | - |
| R64 | - | Antonio MunozClay | - | Ian FromanClay | 6-2 6-1 6-2 | 5 | - | - | - | - | - | - | - |
| R64 | - | Manuel OrantesClay | - | Jorge GisbertClay | 6-3 6-0 6-2 | 5 | - | - | - | - | - | - | - |
| R64 | - | Simon PartridgeClay | - | Jose HiguerasClay | 6-2 6-0 6-0 | 5 | - | - | - | - | - | - | - |
| R64 | - | Barry Phillips-MooreClay | - | Benjamin AnzolaClay | 6-2 6-2 6-4 | 5 | - | - | - | - | - | - | - |
| R64 | - | Nicola PietrangeliClay | - | Uriel Oquendo Sr.Clay | 6-4 6-4 2-6 6-4 | 5 | - | - | - | - | - | - | - |
| R64 | - | Alberto RibaClay | - | Hans-Jurgen PohmannClay | 1-6 6-2 6-8 7-5 6-4 | 5 | - | - | - | - | - | - | - |
| R64 | - | Patricio RodriguezClay | - | Bryan BurrellClay | 6-1 6-2 6-1 | 5 | - | - | - | - | - | - | - |
| R64 | - | Manuel SantanaClay | - | Alex KuruczClay | W/O | 5 | - | - | - | - | - | - | - |
| R64 | - | Josef StabholzClay | - | Jorge MarfaClay | 6-1 3-6 6-2 6-4 | 5 | - | - | - | - | - | - | - |
| R64 | - | Allan StoneClay | - | Peter BurwashClay | 6-4 6-4 6-3 | 5 | - | - | - | - | - | - | - |
| R64 | - | Luis Felipe TavaresClay | - | Sixto CambraClay | 6-1 6-4 6-8 1-6 6-3 | 5 | - | - | - | - | - | - | - |
| R32 | - | John BartlettClay | - | William TymClay | 4-6 6-2 6-3 6-1 | 5 | - | - | - | - | - | - | - |
| R32 | - | Henry (Hank) IrvineClay | - | Jurgen FassbenderClay | 3-6 5-7 6-2 6-4 6-1 | 5 | - | - | - | - | - | - | - |
| R32 | - | Thomaz KochClay | - | Zan GuerryClay | 5-7 0-6 6-4 6-3 6-3 | 5 | - | - | - | - | - | - | - |
| R32 | - | Jose Edison MandarinoClay | - | John GardnerClay | 8-6 7-5 6-1 | 5 | - | - | - | - | - | - | - |
| R32 | - | Geoff MastersClay | - | Elwyn McCabeClay | 6-3 6-1 6-1 | 5 | - | - | - | - | - | - | - |
| R32 | - | Martin MulliganClay | - | Eleazar DavidmanClay | 6-4 6-2 7-5 | 5 | - | - | - | - | - | - | - |
| R32 | - | Manuel OrantesClay | - | Josef StabholzClay | 6-1 6-0 6-2 | 5 | - | - | - | - | - | - | - |
| R32 | - | Simon PartridgeClay | - | Jose A. MorenoClay | 6-2 6-4 5-7 6-2 | 5 | - | - | - | - | - | - | - |
| R32 | - | Barry Phillips-MooreClay | - | Jose Luis ArillaClay | 6-4 6-4 6-2 | 5 | - | - | - | - | - | - | - |
| R32 | - | Nicola PietrangeliClay | - | Daniel MoreauClay | 6-1 6-0 6-3 | 5 | - | - | - | - | - | - | - |
| R32 | - | Patricio RodriguezClay | - | Antonio MunozClay | 6-3 6-4 6-4 | 5 | - | - | - | - | - | - | - |
| R32 | - | Manuel SantanaClay | - | Alberto RibaClay | 6-1 6-1 6-3 | 5 | - | - | - | - | - | - | - |
| R32 | - | Allan StoneClay | - | Jose GuerreroClay | 6-2 6-1 6-8 8-6 | 5 | - | - | - | - | - | - | - |
| R16 | - | Ingo BudingClay | - | John BartlettClay | 6-4 5-7 2-6 6-1 6-4 | 5 | - | - | - | - | - | - | - |
| R16 | - | Jose Edison MandarinoClay | - | Henry (Hank) IrvineClay | 7-5 6-2 6-3 | 5 | - | - | - | - | - | - | - |
| R16 | - | Geoff MastersClay | - | Thomaz KochClay | 6-1 6-1 7-5 | 5 | - | - | - | - | - | - | - |
| R16 | - | Martin MulliganClay | - | Simon PartridgeClay | 6-0 6-2 6-3 | 5 | - | - | - | - | - | - | - |
| R16 | - | Manuel OrantesClay | - | Patricio RodriguezClay | 6-2 6-3 6-2 | 5 | - | - | - | - | - | - | - |
| R16 | - | Barry Phillips-MooreClay | - | Harald ElschenbroichClay | 6-3 4-6 4-6 6-4 6-0 | 5 | - | - | - | - | - | - | - |
| R16 | - | Nicola PietrangeliClay | - | Allan StoneClay | 2-6 6-4 3-6 6-2 6-1 | 5 | - | - | - | - | - | - | - |
| R16 | - | Manuel SantanaClay | - | John CooperClay | 6-2 8-6 6-4 | 5 | - | - | - | - | - | - | - |
| QF | - | Ingo BudingClay | - | Nicola PietrangeliClay | 6-2 0-6 6-4 6-1 | 5 | - | - | - | - | - | - | - |
| QF | - | Manuel OrantesClay | - | Martin MulliganClay | 6-1 6-3 6-1 | 5 | - | - | - | - | - | - | - |
| QF | - | Barry Phillips-MooreClay | - | Geoff MastersClay | 6-3 6-2 1-6 6-4 | 5 | - | - | - | - | - | - | - |
| QF | - | Manuel SantanaClay | - | Jose Edison MandarinoClay | 6-2 6-2 6-3 | 5 | - | - | - | - | - | - | - |
| SF | - | Manuel OrantesClay | - | Barry Phillips-MooreClay | 6-3 6-1 4-6 7-5 | 5 | - | - | - | - | - | - | - |
| SF | - | Manuel SantanaClay | - | Ingo BudingClay | 6-3 6-3 6-2 | 5 | - | - | - | - | - | - | - |
| F | - | Manuel OrantesClay | - | Manuel SantanaClay | 6-4 7-5 6-4 | 5 | - | - | - | - | - | - | - |