| date | Player 1 | sets | Player 2 | set 1 | set 2 | set 3 | set 4 | set 5 | 
| 03.05.65 | Jiri Javorsky |  TCH |   | 3-1 | Isias S. (Iyo) Pimentel |  VEN |   | 6-4 | 4-6 | 6-1 | 9-7 |   | 
| 03.05.65 | Ingo D. Buding |  FRG |   | 3-2 | Donald Lundy Dell |  USA |   | 4-6 | 6-1 | 6-3 | -? |   | 
| 03.05.65 | Giordano Majoli |  ITA |   | 3-2 | Dimitri (Tim) Sturdza |  SUI |   | 6-4 | 6-1 | 4-6 | 3-6 | 6-0 | 
| 03.05.65 | Istvan Pecs Gulyas |  HUN | 7 | 3-0 | William Arthur (Billy) Knight |  ENG |   | 6-1 | 6-3 | 6-4 |   |   | 
| 03.05.65 | Allen E. Fox |  USA |   | 3-1 | Patricio H. Rodriguez |  CHI |   | 10-8 | 6-2 | 4-6 | 6-1 |   | 
| 03.05.65 | Anthony Dalton (Tony) Roche |  AUS |   | 3-0 | Michele Pirro |  ITA |   | 6-1 | 6-2 | 6-3 |   |   | 
| 03.05.65 | Jose Edson Mandarino |  BRA |   | 3-1 | R. Nicky (Nikolaos) Kalogeropoulos |  GRE |   | 7-5 | 6-1 | 0-6 | 6-1 |   | 
| 03.05.65 | Ion Tiriac |  ROU |   | 3-0 | Giorgio Bologna |  ITA |   | 6-1 | 6-2 | 6-3 |   |   | 
| 03.05.65 | Owen Keir Davidson |  AUS |   | 3-0 | Stefano Gaudenzi |  ITA |   | 6-4 | 6-4 | 6-3 |   |   | 
| 03.05.65 | John David Newcombe |  AUS | 6 | 3-0 | Sergio Palmieri |  ITA |   | 6-3 | 6-2 | 6-0 |   |   | 
| 03.05.65 | George Clifford (Cliff) Richey Jr |  USA |   | 3-0 | Cesare Guerci-Lena |  ITA |   | 6-2 | 6-3 | 7-5 |   |   | 
| 03.05.65 | Colin Warwick Stubs |  AUS |   | 3-0 | Guiliano Fanfani |  ITA |   | 6-1 | 6-2 | 6-2 |   |   | 
| 03.05.65 | Giuseppe (Beppe) Merlo |  ITA |   | 3-1 | Frew Donald McMillan |  SAF |   | 4-6 | 3-6 | 6-3 | 6-1 | 6-3 | 
| 03.05.65 | Thomas Samuel (Tom) Okker |  NED |   | 3-0 | John Richard Cooper |  AUS |   | 6-2 | 6-0 | 6-3 |   |   | 
| 03.05.65 | Juan Manuel Couder |  ESP |   | 3-2 | Robert Neville (Bob) Howe |  AUS |   | 1-6 | 7-5 | 1-6 | 6-2 | 6-3 | 
| 03.05.65 | Nikola (Niki) Pilic |  YUG |   | 3-1 | Vicente Zarazua |  MEX |   | 6-2 | 7-5 | 5-7 | 6-2 |   | 
| 03.05.65 | Frank Arthur Froehling III |  USA | 5 | 3-1 | Franco Olivieri |  ITA |   | 6-3 | 6-3 | 3-6 | 6-4? |   | 
| 03.05.65 | Roger Taylor |  GBR |   | 3-1 | Pericles Gavrilidis |  GRE |   | 6-2 | 5-7 | 6-1 | 6-1 |   | 
| 03.05.65 | Lewis Albert (Lew) Gerrard |  NZL |   | 3-1 | Vittorio Crotta |  ITA |   | 7-5 | 4-6 | 6-4 | 6-3 |   | 
| 03.05.65 | Neale Andrew Fraser |  AUS |   | 3-0 | Alberto Lazarino |  ITA |   | 6-4 | 6-3 | 6-3 |   |   | 
| 03.05.65 | Jean-Claude Barclay |  FRA |   | 3-1 | Stefan Koudelka |  TCH |   | 6-1 | 6-8? | 6-2 | 6-3 |   | 
| 03.05.65 | Gaetano di Maso |  ITA |   | 3-2 | Michael John (Mike) Sangster |  ENG |   | 4-6 | 6-3 | 4-6 | 7-5 | 6-2 | 
| 03.05.65 | Boro Jovanovic |  YUG |   | 3-1 | Jaidip Mukerjea |  IND |   | 4-6 | 7-5 | 7-5 | 6-4 |   | 
| 03.05.65 | Ronald Winston (Ronnie) Barnes |  BRA | 8 | 3-2 | William Walter (Bill) Bowrey |  AUS |   | 6-1 | 6-8 | 3-6 | 6-2? | 6-4 | 
| 03.05.65 | Eduardo A. Zuleta |  ECU |   | 3-1 | Roberto Valerio |  ITA |   | 1-6? | 6-2 | 7-5 | 6-1 |   | 
| 03.05.65 | Thomaz Koch |  BRA |   | 3-1 | Raymond Owen (Ray) Ruffels |  AUS |   | 4-6 | 6-4 | 6-0 | 6-1 |   | 
| 03.05.65 | Milan Holecek |  CZE |   | 3-1 | Robert Keith (Bobby) Wilson |  ENG |   | 0-6 | 6-2 | 6-3 | 3-6 | 6-1 | 
| 03.05.65 | Manuel Martinez Santana |  ESP | 1 | 3-0 | Harald Elschenbroich |  FRG |   | 6-1 | 6-1 | 6-2 |   |   |