| R64 | - | Roy BarthHard | - | Hans-Joachim PloetzHard | 10-8 0-6 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | William BrownHard | - | Ingo BudingHard | 6-1 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | Mark CoxHard | - | Tom LeonardHard | 7-5 12-10 | 3 | - | - | - | - | - | - | - |
| R64 | - | Tom EdlefsenHard | - | Jose Edison MandarinoHard | 6-0 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | Ismail El ShafeiHard | - | Robert McKinleyHard | 4-6 10-8 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | Brian FairlieHard | - | Bailey BrownHard | 6-4 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | - | Herb FitzgibbonHard | - | Fred DrillingHard | 6-2 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | Clark GraebnerHard | - | Istvan GulyasHard | 6-2 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | - | Ron HolmbergHard | - | Michael HickeyHard | 6-0 6-1 | 3 | - | - | - | - | - | - | - |
| R64 | - | Jan KukalHard | - | Jim McManusHard | 6-2 8-6 | 3 | - | - | - | - | - | - | - |
| R64 | - | Joaquin Loyo-MayoHard | - | Milan HolecekHard | 6-3 6-4 | 3 | - | - | - | - | - | - | - |
| R64 | - | Robert LutzHard | - | Ilie NastaseHard | 6-3 5-7 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | Cliff RicheyHard | - | Nicholas KalogeropoulosHard | 6-4 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | - | Nicola SpearHard | - | Onny ParunHard | 6-2 6-3 | 3 | - | - | - | - | - | - | - |
| R64 | - | Dick StocktonHard | - | Jaime Fillol Sr.Hard | 6-3 6-8 6-2 | 3 | - | - | - | - | - | - | - |
| R64 | - | Bobby WilsonHard | - | Ron BohrnstedtHard | 6-1 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | - | Ove Nils BengtsonHard | - | Tom GormanHard | 6-4 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | - | Mark CoxHard | - | Nicola SpearHard | 6-3 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | - | Tom EdlefsenHard | - | Joaquin Loyo-MayoHard | 6-3 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | - | Ismail El ShafeiHard | - | Cliff RicheyHard | 6-1 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | - | Zeljko FranulovicHard | - | Mike MachetteHard | 6-4 4-6 6-2 | 3 | - | - | - | - | - | - | - |
| R32 | - | Clark GraebnerHard | - | Herb FitzgibbonHard | 6-4 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | - | Ron HolmbergHard | - | Roy BarthHard | 6-0 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | - | Thomaz KochHard | - | Zan GuerryHard | 6-1 7-5 | 3 | - | - | - | - | - | - | - |
| R32 | - | Jan KodesHard | - | Mike EstepHard | 7-5 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | - | Jan KukalHard | - | Brian FairlieHard | 18-16 7-5 | 3 | - | - | - | - | - | - | - |
| R32 | - | Robert LutzHard | - | William BrownHard | 7-5 7-5 | 3 | - | - | - | - | - | - | - |
| R32 | - | Jim OsborneHard | - | Richard RussellHard | 6-3 6-3 | 3 | - | - | - | - | - | - | - |
| R32 | - | Charlie PasarellHard | - | Peter CurtisHard | 6-4 6-1 | 3 | - | - | - | - | - | - | - |
| R32 | - | Stan SmithHard | - | Pancho J.F. GuzmanHard | 12-10 6-3 | 3 | - | - | - | - | - | - | - |
| R32 | - | Torben UlrichHard | - | Tom MozurHard | 6-4 6-4 | 3 | - | - | - | - | - | - | - |
| R32 | - | Bobby WilsonHard | - | Dick StocktonHard | 6-3 3-6 6-3 | 3 | - | - | - | - | - | - | - |
| R16 | - | Ove Nils BengtsonHard | - | Jan KodesHard | 7-5 9-11 6-2 | 3 | - | - | - | - | - | - | - |
| R16 | - | Mark CoxHard | - | Robert LutzHard | 4-6 6-4 6-4 | 3 | - | - | - | - | - | - | - |
| R16 | - | Ismail El ShafeiHard | - | Tom EdlefsenHard | 17-15 10-12 6-4 | 3 | - | - | - | - | - | - | - |
| R16 | - | Clark GraebnerHard | - | Bobby WilsonHard | 6-4 6-4 | 3 | - | - | - | - | - | - | - |
| R16 | - | Ron HolmbergHard | - | Jan KukalHard | 11-9 6-8 13-11 | 3 | - | - | - | - | - | - | - |
| R16 | - | Charlie PasarellHard | - | Thomaz KochHard | 18-16 6-1 | 3 | - | - | - | - | - | - | - |
| R16 | - | Stan SmithHard | - | Zeljko FranulovicHard | 6-3 6-2 | 3 | - | - | - | - | - | - | - |
| R16 | - | Torben UlrichHard | - | Jim OsborneHard | 6-2 6-3 | 3 | - | - | - | - | - | - | - |
| QF | - | Ismail El ShafeiHard | - | Mark CoxHard | 9-7 6-4 | 3 | - | - | - | - | - | - | - |
| QF | - | Clark GraebnerHard | - | Ron HolmbergHard | 6-4 1-6 6-3 | 3 | - | - | - | - | - | - | - |
| QF | - | Stan SmithHard | - | Charlie PasarellHard | 6-3 6-4 | 3 | - | - | - | - | - | - | - |
| QF | - | Torben UlrichHard | - | Ove Nils BengtsonHard | 4-6 6-4 6-4 | 3 | - | - | - | - | - | - | - |
| SF | - | Ismail El ShafeiHard | - | Torben UlrichHard | 6-2 8-6 6-1 | 5 | - | - | - | - | - | - | - |
| SF | - | Stan SmithHard | - | Clark GraebnerHard | 11-9 7-5 4-6 6-3 | 5 | - | - | - | - | - | - | - |
| F | - | Stan SmithHard | - | Ismail El ShafeiHard | 6-3 6-8 6-4 6-4 | 5 | - | - | - | - | - | - | - |