Singles
1990 Banespa Open
Final
Champion	Luiz Mattar
Runner-up	Andrew Sznajder
Score	6–4, 6–4
Details
Draw	32
Seeds	8
Events
Singles Doubles
← 1989 · Banespa Open

Luiz Mattar was the defending champion, and retained his title defeating Andrew Sznajder 6–4, 6–4, in the final.

	Semifinals							Final
	1	Luiz Mattar	6	6
	6	Martin Wostenholme	3	1
								1	Luiz Mattar	6	6
								2	Andrew Sznajder	4	4
	Q	Brian Garrow	4	6	4
	2	Andrew Sznajder	6	1	6

	First round							Second round							Quarterfinals							Semifinals
	1	L Mattar	1	7	6
	WC	J Oncins	6	5	1			1	L Mattar	6	6
		R Argüello	6	6					R Argüello	3	3
	Q	P Albano	3	0											1	L Mattar	4	6	6
		P Vojtíšek	6	65	7											P Vojtíšek	6	1	3
		N Odizor	3	77	5				P Vojtíšek	6	5	6
		O Delaître	4	4				7	B Pearce	3	7	1
	7	B Pearce	6	6																		1	L Mattar	6	6
	3	C Motta	6	6																		6	M Wostenholme	3	1
		D Cassidy	4	1				3	C Motta	66	3
	Q	M Ingaramo	4	5					S Colombo	78	6
		S Colombo	6	7												S Colombo	2	2
		A Hocevar	1	7	4										6	M Wostenholme	6	6
		N Brown	6	5	6				N Brown	61	2
		R Osterthun	6	5	4			6	M Wostenholme	77	6
	6	M Wostenholme	3	7	6

	First round							Second round							Quarterfinals							Semifinals
	5	M Laurendeau	6	3	7
		B Shelton	2	6	5			5	M Laurendeau	6	3	6
		L Lavalle	6	65	79				L Lavalle	1	6	2
		G Markus	4	77	67										5	M Laurendeau	3	3
	WC	D Marcelino	3	1											Q	B Garrow	6	6
		C Pridham	6	6					C Pridham	6	5	1
	Q	B Garrow	6	4	6			Q	B Garrow	2	7	6
	4	E Bengoechea	0	6	3																	Q	B Garrow	4	6	4
	8	H de la Peña	3	3																		2	A Sznajder	6	1	6
		P Baur	6	6					P Baur	6	2	6
		G Pozzi	6	77					G Pozzi	2	6	3
	Q	J Daher	2	62												P Baur	5	1
		F Roese	6	6											2	A Sznajder	7	6
		P Ballauff	2	1					F Roese	3	3
	WC	J Frana	3	1				2	A Sznajder	6	6
	2	A Sznajder	6	6

General