| R64 | - |  Allan StoneClay | - |  Roy SprengelmeyerClay | 6-3 6-1 | 3 | - | - | - | - | - | - | - |
| R64 | - | Cliff RicheyClay | - |  D. Richard RussellClay | 6-1 5-7 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | Arthur AsheClay | - | Steve FaulkClay | W/O | 3 | - | - | - | - | - | - | - |
| R64 | - | Charlie PasarellClay | - | Ray KeldieClay | 8-6 6-8 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | - | Clark GraebnerClay | - |  Vittorio CrottaClay | 6-3 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | - | Stan SmithClay | - | Sergio PalmieriClay | 6-4 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - |  Zeljko FranulovicClay | - |  Jaime Pinto-BravoClay | W/O | 3 | - | - | - | - | - | - | - |
| R64 | - | Jim OsborneClay | - | William HarrisClay | 6-3 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | - | Terry AddisonClay | - | William HigginsClay | 4-6 6-1 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | John AlexanderClay | - | Paul GerkenClay | 4-6 6-4 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | - | Luis AyalaClay | - |  Rauty KrogClay | 6-0 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | - |  Mike BelkinClay | - | Franklin RobbinsClay | 6-3 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | Bill BowreyClay | - | Dan BleckingerClay | 6-2 0-6 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | - | Bob CarmichaelClay | - | William TymClay | 6-3 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - |  Jean-Baptiste ChanfreauClay | - | Chuck De VoeClay | 6-3 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | - | Patricio CornejoClay | - | Richard Dick KnightClay | 6-2 6-1 | 3 | - | - | - | - | - | - | - |
| R64 | - | Armando CornejoClay | - | Robert McKinleyClay | 6-4 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | - | Dick CrealyClay | - | Danny O'BryantClay | 4-6 7-5 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | - | Dick DellClay | - | Thierry BernasconiClay | 6-2 8-6 | 3 | - | - | - | - | - | - | - |
| R64 | - | Tom EdlefsenClay | - | G. Turner HowardClay | 6-3 3-6 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | Jaime Fillol Sr.Clay | - | Mike MachetteClay | 6-3 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | - | Tom GormanClay | - | Lester SackClay | 4-6 13-11 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | Georges GovenClay | - | Tom LeonardClay | 7-5 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | - |  Pancho J.F. GuzmanClay | - | Dave HarmonClay | 8-6 4-6 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | Robert LutzClay | - |  Pedro LangreClay | 6-1 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | Jim McManusClay | - |  Humphrey HoseClay | 6-2 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | - |  Onny ParunClay | - | Bill ColsonClay | 6-8 6-2 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | - | Jean-Loup RouyerClay | - | Mike EstepClay | 6-4 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | - | Terry RyanClay | - | Tom MozurClay | 6-2 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | - | Butch SeewagenClay | - | Charles OwensClay | 5-7 6-2 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | Dick StocktonClay | - | Phil DentClay | 6-4 12-10 | 3 | - | - | - | - | - | - | - |
| R64 | - | Erik Van DillenClay | - |  Jun KukiClay | 6-4 6-2 | 3 | - | - | - | - | - | - | - |
| R32 | - | Cliff RicheyClay | - | John AlexanderClay | 2-6 6-1 6-0 | 3 | - | - | - | - | - | - | - |
| R32 | - | Arthur AsheClay | - | Terry AddisonClay | 6-1 6-0 | 3 | - | - | - | - | - | - | - |
| R32 | - | Charlie PasarellClay | - | Armando CornejoClay | 6-3 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | - | Clark GraebnerClay | - | Jean-Baptiste ChanfreauClay | 6-4 6-1 | 3 | - | - | - | - | - | - | - |
| R32 | - | Allan StoneClay | - | Erik Van DillenClay | 6-4 6-1 | 3 | - | - | - | - | - | - | - |
| R32 | - | Stan SmithClay | - | Onny ParunClay | 6-1 7-5 | 3 | - | - | - | - | - | - | - |
| R32 | - | Zeljko FranulovicClay | - | Tom GormanClay | 6-1 6-0 | 3 | - | - | - | - | - | - | - |
| R32 | - | Jim OsborneClay | - | Bob CarmichaelClay | 6-3 10-8 | 3 | - | - | - | - | - | - | - |
| R32 | - | Luis AyalaClay | - | Robert LutzClay | 8-6 6-2 | 3 | - | - | - | - | - | - | - |
| R32 | - | Mike BelkinClay | - | Georges GovenClay | 6-4 1-6 6-3 | 3 | - | - | - | - | - | - | - |
| R32 | - | Bill BowreyClay | - | Dick DellClay | 6-3 6-1 | 3 | - | - | - | - | - | - | - |
| R32 | - | Patricio CornejoClay | - | Terry RyanClay | 4-6 6-4 6-0 | 3 | - | - | - | - | - | - | - |
| R32 | - | Tom EdlefsenClay | - | Dick CrealyClay | 0-6 6-4 6-3 | 3 | - | - | - | - | - | - | - |
| R32 | - | Jaime Fillol Sr.Clay | - | Butch SeewagenClay | 6-3 6-4 | 3 | - | - | - | - | - | - | - |
| R16 | - | Arthur AsheClay | - | Tom EdlefsenClay | 6-4 6-4 | 3 | - | - | - | - | - | - | - |
| R16 | - | Charlie PasarellClay | - | Bill BowreyClay | 3-6 6-4 6-2 | 3 | - | - | - | - | - | - | - |
| R16 | - | Clark GraebnerClay | - | Patricio CornejoClay | 6-3 6-3 | 3 | - | - | - | - | - | - | - |
| R16 | - | Luis AyalaClay | - | Allan StoneClay | 8-6 5-7 7-5 | 3 | - | - | - | - | - | - | - |
| R16 | - | Stan SmithClay | - | Jaime Fillol Sr.Clay | 6-4 6-4 | 3 | - | - | - | - | - | - | - |
| R16 | - | Zeljko FranulovicClay | - | Jim McManusClay | 4-6 6-3 6-2 | 3 | - | - | - | - | - | - | - |
| R16 | - | Mike BelkinClay | - | Jim OsborneClay | 7-5 6-4 | 3 | - | - | - | - | - | - | - |
| QF | - | Zeljko FranulovicClay | - | Cliff RicheyClay | 6-2 6-2 | 3 | - | - | - | - | - | - | - |
| QF | - | Arthur AsheClay | - | Mike BelkinClay | 2-6 7-5 6-2 | 3 | - | - | - | - | - | - | - |
| QF | - | Charlie PasarellClay | - | Stan SmithClay | 2-6 6-4 6-3 | 3 | - | - | - | - | - | - | - |
| QF | - | Clark GraebnerClay | - | Luis AyalaClay | 6-1 RET | 3 | - | - | - | - | - | - | - |
| SF | - | Arthur AsheClay | - | Charlie PasarellClay | 7-5 6-3 6-2 | 5 | - | - | - | - | - | - | - |
| SF | - | Zeljko FranulovicClay | - | Clark GraebnerClay | 6-3 9-7 6-1 | 5 | - | - | - | - | - | - | - |
| 3rd/4th | - | Clark GraebnerClay | - | Charlie PasarellClay | 6-2 6-3 | 3 | - | - | - | - | - | - | - |
| F | - | Zeljko FranulovicClay | - | Arthur AsheClay | 8-6 6-3 6-4 | 5 | - | - | - | - | - | - | - |
| R32 | - | Jim McManusClay | - | Dick StocktonClay | 6-3 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | - | Jean-Loup RouyerClay | - | Pancho J.F. GuzmanClay | 2-6 6-4 7-5 | 3 | - | - | - | - | - | - | - |
| R16 | - | Cliff RicheyClay | - | Jean-Loup RouyerClay | 6-2 6-1 | 3 | - | - | - | - | - | - | - |
