| R128 | - | Jim McManusGrass | - | Paul CranisGrass | 8-6 6-2 6-0 | 5 | - | - | - | - | - | - | - |
| R64 | - | Premjit LallGrass | - | Butch PalmerGrass | 8-6 6-2 6-3 | 5 | - | - | - | - | - | - | - |
| R64 | - | Richard Leach Sr.Grass | - | Jun KukiGrass | 6-1 7-5 6-1 | 5 | - | - | - | - | - | - | - |
| R64 | - | Joaquin Loyo-MayoGrass | - | Ian HewittGrass | 8-6 6-4 6-4 | 5 | - | - | - | - | - | - | - |
| R64 | - | Robert LutzGrass | - | Pierce KellyGrass | 6-3 7-5 6-4 | 5 | - | - | - | - | - | - | - |
| R128 | - | Roy BarthGrass | - | Elio Lito AlvarezGrass | 6-4 6-4 6-2 | 5 | - | - | - | - | - | - | - |
| R128 | - | Anthony BillingtonGrass | - | Alan FrostGrass | 6-2 6-2 6-4 | 5 | - | - | - | - | - | - | - |
| R128 | - | Bill ColsonGrass | - | Jamie PresslyGrass | 6-8 3-6 6-2 8-6 6-4 | 5 | - | - | - | - | - | - | - |
| R128 | - | Patricio CornejoGrass | - | Paul GerkenGrass | 9-7 6-1 7-5 | 5 | - | - | - | - | - | - | - |
| R128 | - | William CullenGrass | - | Charles OwensGrass | 6-2 6-2 6-3 | 5 | - | - | - | - | - | - | - |
| R128 | - | Peter CurtisGrass | - | Jim OsborneGrass | 8-6 6-2 3-6 4-6 13-11 | 5 | - | - | - | - | - | - | - |
| R128 | - | Dick DellGrass | - | Zan GuerryGrass | 6-1 8-6 5-7 7-5 | 5 | - | - | - | - | - | - | - |
| R128 | - | Mike EstepGrass | - | Raymond MooreGrass | 2-6 8-10 13-11 7-5 6-3 | 5 | - | - | - | - | - | - | - |
| R128 | - | Peter FishbachGrass | - | Frank TutvinGrass | 6-1 6-4 7-5 | 5 | - | - | - | - | - | - | - |
| R128 | - | Tom GormanGrass | - | Richard RussellGrass | 6-3 6-2 6-2 | 5 | - | - | - | - | - | - | - |
| R128 | - | Bob HewittGrass | - | Keith ReynoldsGrass | 6-2 6-0 6-1 | 5 | - | - | - | - | - | - | - |
| R128 | - | Pierce KellyGrass | - | Jasjit SinghGrass | W/O | 5 | - | - | - | - | - | - | - |
| R128 | - | Richard Dick KnightGrass | - | Lenny SchlossGrass | 6-3 7-5 6-1 | 5 | - | - | - | - | - | - | - |
| R128 | - | Jun KukiGrass | - | Rudy HernandoGrass | 4-6 11-9 6-1 3-6 6-1 | 5 | - | - | - | - | - | - | - |
| R128 | - | Marcelo LaraGrass | - | Bailey BrownGrass | 6-3 3-6 6-1 6-4 | 5 | - | - | - | - | - | - | - |
| R128 | - | Richard Leach Sr.Grass | - | Robert StockGrass | 6-4 6-4 6-4 | 5 | - | - | - | - | - | - | - |
| R128 | - | Tom LeonardGrass | - | John BrownGrass | 4-6 5-7 6-2 11-9 6-3 | 5 | - | - | - | - | - | - | - |
| R128 | - | Robert LutzGrass | - | Robert McKinleyGrass | 6-4 6-4 3-6 4-6 6-3 | 5 | - | - | - | - | - | - | - |
| R128 | - | Armistead NeelyGrass | - | Paul SullivanGrass | 6-3 6-4 3-6 7-9 6-2 | 5 | - | - | - | - | - | - | - |
| R128 | - | Charlie PasarellGrass | - | Ed GrubbGrass | W/O | 5 | - | - | - | - | - | - | - |
| R128 | - | Stanley PasarellGrass | - | Brian StephensonGrass | 6-3 6-4 6-4 | 5 | - | - | - | - | - | - | - |
| R128 | - | Cliff RicheyGrass | - | John De ZeeuwGrass | 6-3 6-3 7-5 | 5 | - | - | - | - | - | - | - |
| R128 | - | Franklin RobbinsGrass | - | Keith AjegboGrass | 6-1 6-2 6-2 | 5 | - | - | - | - | - | - | - |
| R128 | - | Gene ScottGrass | - | Gerry PerryGrass | 6-3 6-4 6-2 | 5 | - | - | - | - | - | - | - |
| R128 | - | Dick StocktonGrass | - | Peter BurwashGrass | 6-0 7-9 6-3 7-5 | 5 | - | - | - | - | - | - | - |
| R128 | - | Colin StubsGrass | - | Danny O'BryantGrass | 1-6 6-4 5-7 6-4 6-4 | 5 | - | - | - | - | - | - | - |
| R128 | - | George TaylorGrass | - | William BrownGrass | 3-6 6-4 6-4 6-4 | 5 | - | - | - | - | - | - | - |
| R128 | - | Torben UlrichGrass | - | Haroon RahimGrass | 6-3 10-8 6-2 | 5 | - | - | - | - | - | - | - |
| R128 | - | Erik Van DillenGrass | - | Steve FaulkGrass | 3-6 9-7 6-2 6-3 | 5 | - | - | - | - | - | - | - |
| R128 | - | Modesto Tito VazquezGrass | - | Brian MarcusGrass | 4-6 6-2 6-3 6-4 | 5 | - | - | - | - | - | - | - |
| R128 | - | Jack WaltzGrass | - | Rupert DoreyGrass | 6-2 6-2 8-6 | 5 | - | - | - | - | - | - | - |
| R64 | - | Arthur AsheGrass | - | Chris BovettGrass | 0-6 6-1 6-3 6-3 | 5 | - | - | - | - | - | - | - |
| R64 | - | Roy BarthGrass | - | Stanley PasarellGrass | 4-6 6-3 6-4 6-3 | 5 | - | - | - | - | - | - | - |
| R64 | - | Dan BleckingerGrass | - | Jeff BorowiakGrass | 6-8 6-4 6-4 6-3 | 5 | - | - | - | - | - | - | - |
| R64 | - | Anthony BullGrass | - | Michael MarcinGrass | 6-2 7-5 5-7 6-3 | 5 | - | - | - | - | - | - | - |
| R64 | - | Patricio CornejoGrass | - | Franklin RobbinsGrass | 10-8 6-4 10-8 | 5 | - | - | - | - | - | - | - |
| R64 | - | Mike EstepGrass | - | Dick DellGrass | 7-5 5-7 6-4 8-6 | 5 | - | - | - | - | - | - | - |
| R64 | - | Jaime Fillol Sr.Grass | - | Roberto MarcherGrass | 6-4 6-3 6-3 | 5 | - | - | - | - | - | - | - |
| R64 | - | Bob GoeltzGrass | - | Donald DellGrass | 2-6 7-5 11-9 6-3 | 5 | - | - | - | - | - | - | - |
| R64 | - | Ron GoldmanGrass | - | Mario ObandoGrass | 6-2 6-1 7-5 | 5 | - | - | - | - | - | - | - |
| R64 | - | Tom GormanGrass | - | Peter CurtisGrass | 6-3 6-4 6-2 | 5 | - | - | - | - | - | - | - |
| R64 | - | Clark GraebnerGrass | - | Sherwood StewartGrass | 6-2 6-3 3-6 5-7 7-5 | 5 | - | - | - | - | - | - | - |
| R64 | - | Bob HewittGrass | - | Marcelo LaraGrass | 9-7 6-2 6-2 | 5 | - | - | - | - | - | - | - |
| R64 | - | Humphrey HoseGrass | - | Ned WeldGrass | 6-3 6-2 2-6 6-1 | 5 | - | - | - | - | - | - | - |
| R64 | - | Paul HutchinsGrass | - | Mac ClafinGrass | 6-4 6-2 6-1 | 5 | - | - | - | - | - | - | - |
| R64 | - | Richard Dick KnightGrass | - | Bill ColsonGrass | 8-6 6-3 6-3 | 5 | - | - | - | - | - | - | - |
| R64 | - | Jim McManusGrass | - | Tom LeonardGrass | 1-6 6-3 6-1 6-3 | 5 | - | - | - | - | - | - | - |
| R64 | - | Tom MozurGrass | - | Ron HolmbergGrass | 4-6 3-6 6-4 6-3 6-2 | 5 | - | - | - | - | - | - | - |
| R64 | - | Armistead NeelyGrass | - | George TaylorGrass | 6-2 9-7 8-6 | 5 | - | - | - | - | - | - | - |
| R64 | - | Charlie PasarellGrass | - | Anthony BillingtonGrass | 6-1 6-2 6-4 | 5 | - | - | - | - | - | - | - |
| R64 | - | Cliff RicheyGrass | - | Jack WaltzGrass | 6-4 6-4 6-1 | 5 | - | - | - | - | - | - | - |
| R64 | - | Gene ScottGrass | - | William CullenGrass | 6-3 6-2 7-5 | 5 | - | - | - | - | - | - | - |
| R64 | - | Butch SeewagenGrass | - | Mike MachetteGrass | 6-4 6-4 6-4 | 5 | - | - | - | - | - | - | - |
| R64 | - | Stan SmithGrass | - | Tico CarreroGrass | 8-6 3-6 6-3 6-2 | 5 | - | - | - | - | - | - | - |
| R64 | - | Chauncey Steele IIIGrass | - | Jack DarrahGrass | 9-7 6-4 6-4 | 5 | - | - | - | - | - | - | - |
| R64 | - | Allan StoneGrass | - | Steve StocktonGrass | 6-3 7-5 6-1 | 5 | - | - | - | - | - | - | - |
| R64 | - | Colin StubsGrass | - | Peter FishbachGrass | 5-7 1-6 7-5 6-3 6-3 | 5 | - | - | - | - | - | - | - |
| R64 | - | Erik Van DillenGrass | - | Torben UlrichGrass | 11-11 RET | 5 | - | - | - | - | - | - | - |
| R64 | - | Modesto Tito VazquezGrass | - | Dick StocktonGrass | 8-6 6-1 6-1 | 5 | - | - | - | - | - | - | - |
| R32 | - | Arthur AsheGrass | - | Ron GoldmanGrass | 8-6 6-3 6-2 | 5 | - | - | - | - | - | - | - |
| R32 | - | Patricio CornejoGrass | - | Richard Leach Sr.Grass | 6-3 6-4 6-2 | 5 | - | - | - | - | - | - | - |
| R32 | - | Tom GormanGrass | - | Roy BarthGrass | 6-2 7-5 8-6 | 5 | - | - | - | - | - | - | - |
| R32 | - | Clark GraebnerGrass | - | Chauncey Steele IIIGrass | 6-2 6-3 6-2 | 5 | - | - | - | - | - | - | - |
| R32 | - | Bob HewittGrass | - | Richard Dick KnightGrass | 6-2 6-1 6-2 | 5 | - | - | - | - | - | - | - |
| R32 | - | Humphrey HoseGrass | - | Bob GoeltzGrass | 7-5 7-5 6-2 | 5 | - | - | - | - | - | - | - |
| R32 | - | Premjit LallGrass | - | Paul HutchinsGrass | 6-1 6-2 6-2 | 5 | - | - | - | - | - | - | - |
| R32 | - | Joaquin Loyo-MayoGrass | - | Jaime Fillol Sr.Grass | 6-3 4-6 8-6 6-3 | 5 | - | - | - | - | - | - | - |
| R32 | - | Robert LutzGrass | - | Colin StubsGrass | 6-2 2-6 6-1 6-4 | 5 | - | - | - | - | - | - | - |
| R32 | - | Jim McManusGrass | - | Mike EstepGrass | 3-6 6-2 6-4 6-4 | 5 | - | - | - | - | - | - | - |
| R32 | - | Tom MozurGrass | - | Butch SeewagenGrass | 7-5 6-4 6-2 | 5 | - | - | - | - | - | - | - |
| R32 | - | Armistead NeelyGrass | - | Gene ScottGrass | 6-8 6-4 6-2 6-3 | 5 | - | - | - | - | - | - | - |
| R32 | - | Cliff RicheyGrass | - | Modesto Tito VazquezGrass | 6-3 4-6 4-6 8-6 6-3 | 5 | - | - | - | - | - | - | - |
| R32 | - | Stan SmithGrass | - | Dan BleckingerGrass | 9-7 4-6 6-4 6-1 | 5 | - | - | - | - | - | - | - |
| R32 | - | Allan StoneGrass | - | Anthony BullGrass | 6-1 6-2 6-0 | 5 | - | - | - | - | - | - | - |
| R32 | - | Erik Van DillenGrass | - | Charlie PasarellGrass | 6-4 4-6 8-10 6-3 6-4 | 5 | - | - | - | - | - | - | - |
| R16 | - | Arthur AsheGrass | - | Humphrey HoseGrass | 8-6 6-3 6-3 | 5 | - | - | - | - | - | - | - |
| R16 | - | Patricio CornejoGrass | - | Erik Van DillenGrass | 6-0 8-6 6-3 | 5 | - | - | - | - | - | - | - |
| R16 | - | Clark GraebnerGrass | - | Premjit LallGrass | 6-3 6-4 10-8 | 5 | - | - | - | - | - | - | - |
| R16 | - | Bob HewittGrass | - | Tom GormanGrass | 10-8 6-4 6-2 | 5 | - | - | - | - | - | - | - |
| R16 | - | Joaquin Loyo-MayoGrass | - | Tom MozurGrass | 6-3 7-5 7-5 | 5 | - | - | - | - | - | - | - |
| R16 | - | Robert LutzGrass | - | Cliff RicheyGrass | 6-3 6-2 6-2 | 5 | - | - | - | - | - | - | - |
| R16 | - | Jim McManusGrass | - | Armistead NeelyGrass | 6-0 6-1 6-2 | 5 | - | - | - | - | - | - | - |
| R16 | - | Allan StoneGrass | - | Stan SmithGrass | 5-7 7-5 6-4 1-6 6-4 | 5 | - | - | - | - | - | - | - |
| QF | - | Arthur AsheGrass | - | Allan StoneGrass | 3-6 7-5 9-7 6-3 | 5 | - | - | - | - | - | - | - |
| QF | - | Clark GraebnerGrass | - | Joaquin Loyo-MayoGrass | 6-1 6-4 6-3 | 5 | - | - | - | - | - | - | - |
| QF | - | Robert LutzGrass | - | Bob HewittGrass | 9-7 1-6 6-3 6-2 | 5 | - | - | - | - | - | - | - |
| QF | - | Jim McManusGrass | - | Patricio CornejoGrass | 6-2 6-3 6-2 | 5 | - | - | - | - | - | - | - |
| SF | - | Arthur AsheGrass | - | Jim McManusGrass | 6-4 6-3 14-16 6-3 | 5 | - | - | - | - | - | - | - |
| SF | - | Robert LutzGrass | - | Clark GraebnerGrass | 6-4 7-5 6-4 | 5 | - | - | - | - | - | - | - |
| F | - | Arthur AsheGrass | - | Robert LutzGrass | 4-6 6-3 8-10 6-0 6-4 | 5 | - | - | - | - | - | - | - |