Women's singles
1989 OTB Open
Champion	Laura Gildemeister
Runner-up	Marianne Werdel
Score	6–4, 6–3
Draw	56
Seeds	16

Gretchen Magers was the defending champion but lost in the semifinals to Laura Gildemeister.

Gildemeister won in the final 6–4, 6–3 against Marianne Werdel.

Seeds

A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated. The top eight seeds received a bye to the second round.

Draw

Finals

	Semifinals							Final
	1	Gretchen Magers	4	3
	8	Laura Gildemeister	6	6
								8	Laura Gildemeister	6	6
								14	Marianne Werdel	4	3
	14	Marianne Werdel	6	6
	2	Halle Cioffi	2	0

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
								1	G Magers	6	6
		L Green	6	6					L Green	3	4
		A Scott	0	0											1	G Magers	6	4	6
		A Hobbs	2	4											9	L Allen	2	6	4
		P Hy	6	6					P Hy	2	2
		V Nelson-Dunbar	7	5	1			9	L Allen	6	6
	9	L Allen	5	7	6																	1	G Magers	6	6
	13	H Na	6	6																		5	A Henricksson	3	2
		J Smoller	4	2				13	H Na	6	4	6
		L Poruri	6	6					L Poruri	3	6	0
		A Leand	1	3											13	H Na	1	3
		J Santrock	6	6											5	A Henricksson	6	6
		C Christian	2	4					J Santrock	4	4
								5	A Henricksson	6	6

Section 2

	First round							Second round							Third round							Quarterfinals
								4	B Nagelsen	3	2
		R Baranski	6	6					R Baranski	6	6
		B Gerken	4	3												R Baranski	6	6
		J Thomas	2	5												D Graham	3	1
		D Graham	6	7					D Graham	6	6
		L-A Eldredge	3	6	2			16	M Jaggard	3	4
	16	M Jaggard	6	4	6																		R Baranski	4	4
	12	B Herr	6	6																		8	L Gildemeister	6	6
		B Reinstadler	3	1				12	B Herr	2	6	6
		A Grousbeck	6	6					A Grousbeck	6	4	4
		A Creek	3	3											12	B Herr	5	1
		A Gavaldón	7	6											8	L Gildemeister	7	6
		L Barnard	6	3					A Gavaldón	4	4
								8	L Gildemeister	6	6

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
								7	B Bowes	6	6
		T Wilmink	5	1					L Harvey-Wild	1	2
		L Harvey-Wild	7	6											7	B Bowes	6	4	3
		J Ingram	6	6											14	M Werdel	3	6	6
		A Aallonen	2	2					J Ingram	0	7	3
		K Shin	5	3				14	M Werdel	6	6	6
	14	M Werdel	7	6																		14	M Werdel	6	6
	11	S Martin	6	4	6																	11	S Martin	4	1
		K Gompert	2	6	1			11	S Martin	6	6
		R Field	2	2					A Ivan	1	3
		A Ivan	6	6											11	S Martin	6	3	6
		J Salmon	2	5											3	A Grossman	3	6	3
		L Antonoplis	6	7					L Antonoplis	4	6
								3	A Grossman	6	7

Section 4

	First round							Second round							Third round							Quarterfinals
								6	C Cunningham	6	6	6
		T Takagi	6	6					T Takagi	2	7	7
		R Gaddie	1	0												T Takagi	3	1
		K Strohmeier-Merino	4	1												S Birch	6	6
		S Birch	6	6					S Birch	6	7
		E Iida	4	5				15	K Kessaris	3	5
	15	K Kessaris	6	7																			S Birch	6	1	3
	10	E Krapl	4	6	6																	2	H Cioffi	4	6	6
		J Whalen	6	1	1			10	E Krapl	6	4	r
		T Zambrzycki	3	6	6				A Schwartz	2	6
		A Schwartz	6	2	7											A Schwartz	1	4
		P Vásquez	6	6											2	H Cioffi	6	6
		L Gould	1	1					P Vásquez	6	4	3
								2	H Cioffi	4	6	6

External links

• 1989 OTB Open Draw