Winner	Loser	Set 1	Set 2	Set 3
Guillermo Vilas	John James	6-0	6-3	·
Gerald Battrick	Jaime Pinto Bravo	6-4	4-6	6-4
Balazs Taroczy	Jose Edison Mandarino	6-4	6-2	·
Alvaro Betancur	Barry Phillips Moore	6-3	5-7	6-4
Manuel Orantes	Hans Kary	6-0	6-1	·
Nikola Pilic	Juan Ignacio Muntanola	6-3	6-4	·
Tom Okker	J Cabeza	6-3	6-3	·
Rolf Norberg	Pat Dupre	6-3	6-0	·
Raul Ramirez	Sherwood Stewart	6-3	6-2	·
Javier Soler	Jim Mcmanus	6-3	6-3	·
Victor Pecci	Jorge Andrew	6-3	3-6	6-1
Ulrich Pinner	Henry Bunis	6-3	6-3	·
Jan Kodes	Douglas Palm	3-6	7-6	6-3
Martin Robinson	Max Hurlimann	4-6	6-3	6-3
Vitas Gerulaitis	Jose Castanon	6-4	4-6	6-1
Frantisek Pala	Frew Mcmillan	6-2	6-2	·
Vladimir Zednik	Werner Zirngibl	6-3	6-1	·
Jaime Fillol	Victor Amaya	6-2	6-3	·
Jose Higueras	Steve Turner	4-6	6-4	6-0
Corrado Barazzutti	Robin Drysdale	2-6	6-3	6-0
Paolo Bertolucci	John Feaver	7-6	6-3	·
John Alexander	Colin Dibley	6-4	3-6	13-11
Karl Meiler	Lito Alvarez	6-3	6-0	·
Eddie Dibbs	Roger Taylor	6-0	6-0	·
Jairo Velasco	Alvaro Fillol	6-7	6-1	6-4
Buster C Mottram	Jiri Hrebec	6-2	6-2	·
Zeljko Franulovic	Antonio Munoz	1-6	7-6	7-5
Wojtek Fibak	Ricardo Cano	6-2	6-1	·
Ramiro Benavides	Juan Gisbert	6-1	6-3	·
Terry Moor	Antonio Zugarelli	7-5	3-6	6-3
Bob Hewitt	Alberto Capitan	6-4	6-0	·
Jose Moreno	Birger Andersson	6-2	6-2	·

Round of 32 16 matches

Winner	Loser	Set 1	Set 2	Set 3
Guillermo Vilas	Gerald Battrick	6-2	6-0	·
Balazs Taroczy	Alvaro Betancur	6-4	6-2	·
Manuel Orantes	Nikola Pilic	6-1	6-2	·
Tom Okker	Rolf Norberg	6-3	1-6	6-4
Raul Ramirez	Javier Soler	W/O
Victor Pecci	Ulrich Pinner	6-1	4-6	6-1
Jan Kodes	Martin Robinson	6-1	6-2	·
Vitas Gerulaitis	Frantisek Pala	6-2	6-2	·
Jaime Fillol	Vladimir Zednik	6-3	3-6	6-3
Jose Higueras	Corrado Barazzutti	6-3	6-3	·
John Alexander	Paolo Bertolucci	7-5	6-4	·
Eddie Dibbs	Karl Meiler	6-4	5-7	7-5
Buster C Mottram	Jairo Velasco	6-4	6-4	·
Wojtek Fibak	Zeljko Franulovic	6-0	7-6	·
Ramiro Benavides	Terry Moor	0-6	6-1	7-5
Bob Hewitt	Jose Moreno	6-1	6-3	·

Players (64)

	Player	Country	Reached
	Manuel Orantes	ESP	Winner
	Eddie Dibbs	USA	Final
	Raul Ramirez	MEX	Semifinal
	Wojtek Fibak	POL	Semifinal
	Balazs Taroczy	HUN	Quarterfinal
	Bob Hewitt	RSA	Quarterfinal
	Jaime Fillol	CHI	Quarterfinal
	Jan Kodes	CZE	Quarterfinal
BM	Buster C Mottram	GBR	Round of 16
	Guillermo Vilas	ARG	Round of 16
	John Alexander	AUS	Round of 16
	Jose Higueras	ESP	Round of 16
RB	Ramiro Benavides	BOL	Round of 16
	Tom Okker	NED	Round of 16
	Victor Pecci	PAR	Round of 16
	Vitas Gerulaitis	USA	Round of 16
AB	Alvaro Betancur	COL	Round of 32
	Corrado Barazzutti	ITA	Round of 32
FP	Frantisek Pala	CZE	Round of 32
	Gerald Battrick	GBR	Round of 32
JV	Jairo Velasco	ESP	Round of 32
JS	Javier Soler	ESP	Round of 32
JM	Jose Moreno	ESP	Round of 32
KM	Karl Meiler	GER	Round of 32
MR	Martin Robinson	GBR	Round of 32
	Nikola Pilic	CRO	Round of 32
	Paolo Bertolucci	ITA	Round of 32
RN	Rolf Norberg	SWE	Round of 32
	Terry Moor	USA	Round of 32
	Ulrich Pinner	GER	Round of 32
VZ	Vladimir Zednik	CZE	Round of 32
	Zeljko Franulovic	CRO	Round of 32
AC	Alberto Capitan	ESP	Round of 64
AF	Alvaro Fillol	CHI	Round of 64
AM	Antonio Munoz	ESP	Round of 64
AZ	Antonio Zugarelli	ITA	Round of 64
	Barry Phillips Moore	AUS	Round of 64
BA	Birger Andersson	SWE	Round of 64
	Colin Dibley	AUS	Round of 64
DP	Douglas Palm	SWE	Round of 64
FM	Frew Mcmillan	RSA	Round of 64
HK	Hans Kary	AUT	Round of 64
HB	Henry Bunis	USA	Round of 64
JC	J Cabeza	ESP	Round of 64
JB	Jaime Pinto Bravo	CHI	Round of 64
JM	Jim Mcmanus	USA	Round of 64
	Jiri Hrebec	CZE	Round of 64
JF	John Feaver	GBR	Round of 64
JJ	John James	AUS	Round of 64
JA	Jorge Andrew	VEN	Round of 64
JC	Jose Castanon	ESP	Round of 64
JM	Jose Edison Mandarino	BRA	Round of 64
JG	Juan Gisbert	ESP	Round of 64
JM	Juan Ignacio Muntanola	ESP	Round of 64
LA	Lito Alvarez	ARG	Round of 64
MH	Max Hurlimann	SUI	Round of 64
	Pat Dupre	USA	Round of 64
RC	Ricardo Cano	ARG	Round of 64
RD	Robin Drysdale	GBR	Round of 64
	Roger Taylor	GBR	Round of 64
SS	Sherwood Stewart	USA	Round of 64
ST	Steve Turner	USA	Round of 64
VA	Victor Amaya	USA	Round of 64
WZ	Werner Zirngibl	GER	Round of 64