Round 1
Belus Prajoux 1 *
Massimo Zampieri
6-3
6-0
Round 2
Belus Prajoux 1 *
Carlos Chabalgoity
7-5
6-4
Quarterfinals
Belus Prajoux 1 *
Jean-Marc Piacentile
6-3
6-3
Semifinals
Belus Prajoux 1 *
Massimo Cierro
3-6
6-4
6-3
Final
Cesar Kist 1 *
Belus Prajoux
1-6
6-4
7-6
Round 1
Belus Prajoux 1 *
Eleuterio Martins
6-2
6-1
Round 2
Belus Prajoux 1 *
Julio Goes (Góes)
6-4
6-0
Round 3
Belus Prajoux 1 *
Roberto Lombardi
7-6
6-2
Quarterfinals
Belus Prajoux 1 *
Leo Palin
6-3
2-6
6-1
Semifinals
Belus Prajoux 1 *
Joao Soares
6-2
6-4
Final
Belus Prajoux 1 *
Fernando Maynetto
6-2
6-4
Round 1
Belus Prajoux 1 *
Erwin Muller
6-1
6-2
Round 2
Belus Prajoux 1 *
Ulrich (Uli) Heyne
7-6
6-3
Quarterfinals
Belus Prajoux 1 *
Barry Phillips-Moore
6-2
2-6
6-1
Semifinals
Belus Prajoux 1 *
Günther Gnettner
6-1
3-6
7-5
Final
Peter Elter 1 *
Belus Prajoux
7-5
6-1
Round 1
Belus Prajoux 1 *
Scott Carnahan
6-7
6-1
6-4
Round 2
Belus Prajoux 1 *
Jerry Robinson
6-1
6-2
Round 3
Belus Prajoux 1 *
J. Allen Morris
6-2
6-2
Round 4
Belus Prajoux 1 *
Charlie Owens
6-4
6-4
Quarterfinals
Belus Prajoux 1 *
Patrick (Pat) Dupre
6-3
6-3
Semifinals
Tom Edlefsen 1 *
Belus Prajoux
7-6
6-3
Round 1
Belus Prajoux 1 *
Roger Dowdeswell
6-0
6-0
Round 2
Belus Prajoux 1 *
Lenny Schloss
6-0
4-6
6-2
Round 3
Belus Prajoux 1 *
Joel N. Ross
7-6
6-2
Quarterfinals
Belus Prajoux 1 *
Petre Marmureanu
7-5
6-1
Semifinals
Belus Prajoux 1 *
Steve Turner
6-3
6-3
Final
Belus Prajoux 1 *
Rayno Seegers
7-5
6-3