Singles
1989 U.S. Women's Hard Court Championships
1988 Champion	Steffi Graf
Champion	Steffi Graf
Runner-up	Ann Henricksson
Score	6–1, 6–4

Steffi Graf was the defending champion and won in the final 6–1, 6–4 against Ann Henricksson.

Seeds

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

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• SE = Special exempt
• PR = Protected ranking
• ITF = ITF entry
• JE = Junior exempt
• w/o = Walkover
• r = Retired
• d = Defaulted
• SR = Special ranking

	First round							Second round							Quarterfinals							Semifinals							Final
	1	S Graf	6	6
		B Herr	0	1				1	S Graf	6	6
		J Hetherington	5	6	2				L-A Eldredge	0	1
		L-A Eldredge	7	4	6										1	S Graf	6	6
		L Allen	3	3											8	T Phelps	3	0
		D van Rensburg	6	6					D van Rensburg	5	7	3
		M Torres	5	2				8	T Phelps	7	5	6
	8	T Phelps	7	6																		1	S Graf	7	6
	4	C Kohde-Kilsch	6	6	6																	6	H Mandlíková	6	3
		P Louie-Harper	1	7	7				P Louie-Harper	2	7	1
		C Benjamin	7	6					C Benjamin	6	6	6
		K Schimper	5	1												C Benjamin	5	5
		E Pfaff	6	4	7										6	H Mandlíková	7	7
		K Steinmetz	3	6	6				E Pfaff	4	6	2
		B Bowes	3	7	0			6	H Mandlíková	6	3	6
	6	H Mandlíková	6	5	6																								1	Steffi Graf	6	6
	7	G Magers	4	6																										Ann Henricksson	1	4
		K Rinaldi	6	7					K Rinaldi	6	2	2
		A Villagrán	6	3	3				A Henricksson	3	6	6
		A Henricksson	3	6	6											A Henricksson	6	5	6
		E Hakami	3	7	4											L Ferrando	3	7	4
		G Fernández	6	5	6				G Fernández	7	3	2
		L Ferrando	6	6					L Ferrando	6	6	6
	3	N Zvereva	4	4																			A Henricksson	6	4	6
	5	P Fendick	6	6																			K Adams	3	6	3
		W White	1	4				5	P Fendick	6	6
		P Vásquez	6	2					M L Daniels	3	1
		M L Daniels	7	6											5	P Fendick	6	6	6
		J Byrne	6	4	2											K Adams	4	7	7
		K Adams	3	6	6				K Adams	2	6	6
		C Cunningham	3	1				2	M Maleeva	6	3	3
	2	M Maleeva	6	6

References

• 1989 U.S. Women's Hard Court Championships Draw