1989 ABN World Tennis Tournament – Singles

A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.

Key

	First round							Second round							Quarterfinals							Semifinals							Final
	1	M Mečíř	5	1
	WC	P Kühnen	7	6				WC	P Kühnen	0	6
	Q	M Ostoja	3	2					M Schapers	6	7
		M Schapers	6	6												M Schapers	7	1	3
		J Gunnarsson	3	4											7	A Järryd	6	6	6
		W Masur	6	6					W Masur	2	1
	WC	M Koevermans	3	1				7	A Järryd	6	6
	7	A Järryd	6	6																		7	A Järryd	6	6
	4	J Svensson	2	4																		6	D Cahill	2	4
		M Davis	6	6					M Davis	6	6
	Q	M Westphal	5	6					L Lavalle	2	3
		L Lavalle	7	7												M Davis	3	6
		C Mezzadri	7	2	2										6	D Cahill	6	7
		C Saceanu	6	6	6				C Saceanu	6	6
		J Lozano	2	7	3			6	D Cahill	7	7
	6	D Cahill	6	6	6																								7	Anders Järryd	1	5
	5	J Fitzgerald	3	6	2																								2	Jakob Hlasek	6	7
		O Rahnasto	6	3	6				O Rahnasto	3	6	1
		U Riglewski	6	6					U Riglewski	6	2	6
		E Masso	3	0												U Riglewski	1	5
		M Šrejber	4	6	3										3	Y Noah	6	7
		C Bergström	6	4	6				C Bergström	3	5
	WC	T Nijssen	3	2				3	Y Noah	6	7
	3	Y Noah	6	6																		3	Y Noah	6	2
	8	M Gustafsson	6	6																		2	J Hlasek	7	6
		D Nargiso	4	4				8	M Gustafsson	3	2
	Q	A Lesch	2	4					E Jelen	6	6
		E Jelen	6	6												E Jelen	1	1
		P Canè	6	3	7										2	J Hlasek	6	6
	Q	R Kok	3	6	6				P Canè	2	1
		T Svantesson	6	2				2	J Hlasek	6	6
	2	J Hlasek	7	6

• 1989 ABN World Tennis Tournament draw