Monique Javer was the defending champion but lost in the semifinals to Akiko Kijimuta.

Belinda Cordwell won in the final 6–1, 6–0 against Kijimuta.

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

	First round							Second round							Quarterfinals							Semifinals							Final
	1	A Minter	4	6	6
	Q	A Grousbeck	6	4	4			1	A Minter	1	4
		A Kijimuta	6	7					A Kijimuta	6	6
		K Po	2	6												A Kijimuta	6	6
		B Herr	6	1	6										8	I Kuczyńska	4	4
		M Yanagi	2	6	7				M Yanagi	5	1
	Q	K Kschwendt	6	2				8	I Kuczyńska	7	6
	8	I Kuczyńska	7	6																			A Kijimuta	6	4	6
	3	A Henricksson	7	6	4																	5	M Javer	3	6	0
		E Krapl	5	7	6				E Krapl	6	6
		M Jaggard	6	6					M Jaggard	2	1
		M Pawlik	2	2												E Krapl	4	3
		A Nishiya	2	4											5	M Javer	6	6
		L Field	6	6					L Field	2	7	3
		A Hobbs	4	0				5	M Javer	6	5	6
	5	M Javer	6	6																										Akiko Kijimuta	1	0
	7	M Werdel	4	4																									2	Belinda Cordwell	6	6
		J Hetherington	6	6					J Hetherington	7	5	0
		A Devries	4	7	6				A Devries	6	7	6
		N Miyagi	6	5	2											A Devries	4	4
	Q	M Kidowaki	6	6											4	S Wasserman	6	6
		J Jonerup	4	0				Q	M Kidowaki	3	7	3
		H Witvoet	3	4				4	S Wasserman	6	6	6
	4	S Wasserman	6	6																		4	S Wasserman	3	5
	6	L Allen	5	7	6																	2	B Cordwell	6	7
		C Dahlman	7	6	0			6	L Allen	6	6
		L-A Eldredge	6	6					L-A Eldredge	0	3
		E Smylie	1	3											6	L Allen	2	1
		C Bakkum	6	5	6										2	B Cordwell	6	6
		L O'Neill	3	7	2				C Bakkum	2	3
	Q	S Appelmans	2	5				2	B Cordwell	6	6
	2	B Cordwell	6	7

• 1989 DHL Open draw