1989 OTB Open – Women's singles

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.

1. USA Gretchen Magers (semifinals)
2. USA Halle Cioffi (second round)
3. USA Ann Grossman (third round)
4. USA Betsy Nagelsen (second round)
5. USA Ann Henricksson (quarterfinals)
6. USA Carrie Cunningham (second round)
7. USA Beverly Bowes (third round)
8. PER Laura Gildemeister (champion)
9. USA Louise Allen (third round)
10. SUI Eva Krapl (second round)
11. USA Stacey Martin (quarterfinals)
12. USA Beth Herr (third round)
13. USA Hu Na (third round)
14. USA Marianne Werdel (final)
15. USA Kim Kessaris (second round)
16. AUS Michelle Jaggard (second round)

Draw

Finals

| RD1-seed1=1 | RD1-team1=USA Gretchen Magers | RD1-score1-1=4 | RD1-score1-2=3 | RD1-score1-3= | RD1-seed2=8 | RD1-team2=PER Laura Gildemeister | RD1-score2-1=6 | RD1-score2-2=6 | RD1-score2-3= | RD1-seed3=14 | RD1-team3=USA Marianne Werdel | RD1-score3-1=6 | RD1-score3-2=6 | RD1-score3-3= | RD1-seed4=2 | RD1-team4=USA Halle Cioffi | RD1-score4-1=2 | RD1-score4-2=0 | RD1-score4-3= | RD2-seed1=8 | RD2-team1=PER Laura Gildemeister | RD2-score1-1=6 | RD2-score1-2=6 | RD2-score1-3= | RD2-seed2=14 | RD2-team2=USA Marianne Werdel | RD2-score2-1=4 | RD2-score2-2=3 | RD2-score2-3=

Top half

Section 1

| RD1-seed03= | RD1-team03=USA L Green | RD1-score03-1=6 | RD1-score03-2=6 | RD1-score03-3= | RD1-seed04= | RD1-team04=AUS A Scott | RD1-score04-1=0 | RD1-score04-2=0 | RD1-score04-3= | RD1-seed05= | RD1-team05=GBR A Hobbs | RD1-score05-1=2 | RD1-score05-2=4 | RD1-score05-3= | RD1-seed06= | RD1-team06=HKG P Hy | RD1-score06-1=6 | RD1-score06-2=6 | RD1-score06-3= | RD1-seed07= | RD1-team07=USA V Nelson-Dunbar | RD1-score07-1=7 | RD1-score07-2=5 | RD1-score07-3=1 | RD1-seed08=9 | RD1-team08=USA L Allen | RD1-score08-1=5 | RD1-score08-2=7 | RD1-score08-3=6 | RD1-seed09=13 | RD1-team09=USA H Na | RD1-score09-1=6 | RD1-score09-2=6 | RD1-score09-3= | RD1-seed10= | RD1-team10=USA J Smoller | RD1-score10-1=4 | RD1-score10-2=2 | RD1-score10-3= | RD1-seed11= | RD1-team11=USA L Poruri | RD1-score11-1=6 | RD1-score11-2=6 | RD1-score11-3= | RD1-seed12= | RD1-team12=USA A Leand | RD1-score12-1=1 | RD1-score12-2=3 | RD1-score12-3= | RD1-seed13= | RD1-team13=USA J Santrock | RD1-score13-1=6 | RD1-score13-2=6 | RD1-score13-3= | RD1-seed14= | RD1-team14=USA C Christian | RD1-score14-1=2 | RD1-score14-2=4 | RD1-score14-3= | RD2-seed01=1 | RD2-team01=USA G Magers | RD2-score01-1=6 | RD2-score01-2=6 | RD2-score01-3= | RD2-seed02= | RD2-team02=USA L Green | RD2-score02-1=3 | RD2-score02-2=4 | RD2-score02-3= | RD2-seed03= | RD2-team03=HKG P Hy | RD2-score03-1=2 | RD2-score03-2=2 | RD2-score03-3= | RD2-seed04=9 | RD2-team04=USA L Allen | RD2-score04-1=6 | RD2-score04-2=6 | RD2-score04-3= | RD2-seed05=13 | RD2-team05=USA H Na | RD2-score05-1=6 | RD2-score05-2=4 | RD2-score05-3=6 | RD2-seed06= | RD2-team06=USA L Poruri | RD2-score06-1=3 | RD2-score06-2=6 | RD2-score06-3=0 | RD2-seed07= | RD2-team07=USA J Santrock | RD2-score07-1=4 | RD2-score07-2=4 | RD2-score07-3= | RD2-seed08=5 | RD2-team08=USA A Henricksson | RD2-score08-1=6 | RD2-score08-2=6 | RD2-score08-3= | RD3-seed01=1 | RD3-team01=USA G Magers | RD3-score01-1=6 | RD3-score01-2=4 | RD3-score01-3=6 | RD3-seed02=9 | RD3-team02=USA L Allen | RD3-score02-1=2 | RD3-score02-2=6 | RD3-score02-3=4 | RD3-seed03=13 | RD3-team03=USA H Na | RD3-score03-1=1 | RD3-score03-2=3 | RD3-score03-3= | RD3-seed04=5 | RD3-team04=USA A Henricksson | RD3-score04-1=6 | RD3-score04-2=6 | RD3-score04-3= | RD4-seed01=1 | RD4-team01=USA G Magers | RD4-score01-1=6 | RD4-score01-2=6 | RD4-score01-3= | RD4-seed02=5 | RD4-team02=USA A Henricksson | RD4-score02-1=3 | RD4-score02-2=2 | RD4-score02-3=

Section 2

| RD1-seed03= | RD1-team03=POL R Baranski | RD1-score03-1=6 | RD1-score03-2=6 | RD1-score03-3= | RD1-seed04= | RD1-team04=USA B Gerken | RD1-score04-1=4 | RD1-score04-2=3 | RD1-score04-3= | RD1-seed05= | RD1-team05=USA J Thomas | RD1-score05-1=2 | RD1-score05-2=5 | RD1-score05-3= | RD1-seed06= | RD1-team06=USA D Graham | RD1-score06-1=6 | RD1-score06-2=7 | RD1-score06-3= | RD1-seed07= | RD1-team07=USA L-A Eldredge | RD1-score07-1=3 | RD1-score07-2=6 | RD1-score07-3=2 | RD1-seed08=16 | RD1-team08=AUS M Jaggard | RD1-score08-1=6 | RD1-score08-2=4 | RD1-score08-3=6 | RD1-seed09=12 | RD1-team09=USA B Herr | RD1-score09-1=6 | RD1-score09-2=6 | RD1-score09-3= | RD1-seed10= | RD1-team10=AUT B Reinstadler | RD1-score10-1=3 | RD1-score10-2=1 | RD1-score10-3= | RD1-seed11= | RD1-team11=USA A Grousbeck | RD1-score11-1=6 | RD1-score11-2=6 | RD1-score11-3= | RD1-seed12= | RD1-team12=USA A Creek | RD1-score12-1=3 | RD1-score12-2=3 | RD1-score12-3= | RD1-seed13= | RD1-team13=MEX A Gavaldón | RD1-score13-1=7 | RD1-score13-2=6 | RD1-score13-3= | RD1-seed14= | RD1-team14=RSA L Barnard | RD1-score14-1=6 | RD1-score14-2=3 | RD1-score14-3= | RD2-seed01=4 | RD2-team01=USA B Nagelsen | RD2-score01-1=3 | RD2-score01-2=2 | RD2-score01-3= | RD2-seed02= | RD2-team02=POL R Baranski | RD2-score02-1=6 | RD2-score02-2=6 | RD2-score02-3= | RD2-seed03= | RD2-team03=USA D Graham | RD2-score03-1=6 | RD2-score03-2=6 | RD2-score03-3= | RD2-seed04=16 | RD2-team04=AUS M Jaggard | RD2-score04-1=3 | RD2-score04-2=4 | RD2-score04-3= | RD2-seed05=12 | RD2-team05=USA B Herr | RD2-score05-1=2 | RD2-score05-2=6 | RD2-score05-3=6 | RD2-seed06= | RD2-team06=USA A Grousbeck | RD2-score06-1=6 | RD2-score06-2=4 | RD2-score06-3=4 | RD2-seed07= | RD2-team07=MEX A Gavaldón | RD2-score07-1=4 | RD2-score07-2=4 | RD2-score07-3= | RD2-seed08=8 | RD2-team08=PER L Gildemeister | RD2-score08-1=6 | RD2-score08-2=6 | RD2-score08-3= | RD3-seed01= | RD3-team01=POL R Baranski | RD3-score01-1=6 | RD3-score01-2=6 | RD3-score01-3= | RD3-seed02= | RD3-team02=USA D Graham | RD3-score02-1=3 | RD3-score02-2=1 | RD3-score02-3= | RD3-seed03=12 | RD3-team03=USA B Herr | RD3-score03-1=5 | RD3-score03-2=1 | RD3-score03-3= | RD3-seed04=8 | RD3-team04=PER L Gildemeister | RD3-score04-1=7 | RD3-score04-2=6 | RD3-score04-3= | RD4-seed01= | RD4-team01=POL R Baranski | RD4-score01-1=4 | RD4-score01-2=4 | RD4-score01-3= | RD4-seed02=8 | RD4-team02=PER L Gildemeister | RD4-score02-1=6 | RD4-score02-2=6 | RD4-score02-3=

Bottom half

Section 3

| RD1-seed03= | RD1-team03=NED T Wilmink | RD1-score03-1=5 | RD1-score03-2=1 | RD1-score03-3= | RD1-seed04= | RD1-team04=USA L Harvey-Wild | RD1-score04-1=7 | RD1-score04-2=6 | RD1-score04-3= | RD1-seed05= | RD1-team05=USA J Ingram | RD1-score05-1=6 | RD1-score05-2=6 | RD1-score05-3= | RD1-seed06= | RD1-team06=FIN A Aallonen | RD1-score06-1=2 | RD1-score06-2=2 | RD1-score06-3= | RD1-seed07= | RD1-team07=USA K Shin | RD1-score07-1=5 | RD1-score07-2=3 | RD1-score07-3= | RD1-seed08=14 | RD1-team08=USA M Werdel | RD1-score08-1=7 | RD1-score08-2=6 | RD1-score08-3= | RD1-seed09=11 | RD1-team09=USA S Martin | RD1-score09-1=6 | RD1-score09-2=4 | RD1-score09-3=6 | RD1-seed10= | RD1-team10=USA K Gompert | RD1-score10-1=2 | RD1-score10-2=6 | RD1-score10-3=1 | RD1-seed11= | RD1-team11=RSA R Field | RD1-score11-1=2 | RD1-score11-2=2 | RD1-score11-3= | RD1-seed12= | RD1-team12=USA A Ivan | RD1-score12-1=6 | RD1-score12-2=6 | RD1-score12-3= | RD1-seed13= | RD1-team13=GBR J Salmon | RD1-score13-1=2 | RD1-score13-2=5 | RD1-score13-3= | RD1-seed14= | RD1-team14=USA L Antonoplis | RD1-score14-1=6 | RD1-score14-2=7 | RD1-score14-3= | RD2-seed01=7 | RD2-team01=USA B Bowes | RD2-score01-1=6 | RD2-score01-2=6 | RD2-score01-3= | RD2-seed02= | RD2-team02=USA L Harvey-Wild | RD2-score02-1=1 | RD2-score02-2=2 | RD2-score02-3= | RD2-seed03= | RD2-team03=USA J Ingram | RD2-score03-1=0 | RD2-score03-2=7 | RD2-score03-3=3 | RD2-seed04=14 | RD2-team04=USA M Werdel | RD2-score04-1=6 | RD2-score04-2=6 | RD2-score04-3=6 | RD2-seed05=11 | RD2-team05=USA S Martin | RD2-score05-1=6 | RD2-score05-2=6 | RD2-score05-3= | RD2-seed06= | RD2-team06=USA A Ivan | RD2-score06-1=1 | RD2-score06-2=3 | RD2-score06-3= | RD2-seed07= | RD2-team07=USA L Antonoplis | RD2-score07-1=4 | RD2-score07-2=6 | RD2-score07-3= | RD2-seed08=3 | RD2-team08=USA A Grossman | RD2-score08-1=6 | RD2-score08-2=7 | RD2-score08-3= | RD3-seed01=7 | RD3-team01=USA B Bowes | RD3-score01-1=6 | RD3-score01-2=4 | RD3-score01-3=3 | RD3-seed02=14 | RD3-team02=USA M Werdel | RD3-score02-1=3 | RD3-score02-2=6 | RD3-score02-3=6 | RD3-seed03=11 | RD3-team03=USA S Martin | RD3-score03-1=6 | RD3-score03-2=3 | RD3-score03-3=6 | RD3-seed04=3 | RD3-team04=USA A Grossman | RD3-score04-1=3 | RD3-score04-2=6 | RD3-score04-3=3 | RD4-seed01=14 | RD4-team01=USA M Werdel | RD4-score01-1=6 | RD4-score01-2=6 | RD4-score01-3= | RD4-seed02=11 | RD4-team02=USA S Martin | RD4-score02-1=4 | RD4-score02-2=1 | RD4-score02-3=

Section 4

| RD1-seed03= | RD1-team03=JPN T Takagi | RD1-score03-1=6 | RD1-score03-2=6 | RD1-score03-3= | RD1-seed04= | RD1-team04=RSA R Gaddie | RD1-score04-1=1 | RD1-score04-2=0 | RD1-score04-3= | RD1-seed05= | RD1-team05=PER K Strohmeier-Merino | RD1-score05-1=4 | RD1-score05-2=1 | RD1-score05-3= | RD1-seed06= | RD1-team06=USA S Birch | RD1-score06-1=6 | RD1-score06-2=6 | RD1-score06-3= | RD1-seed07= | RD1-team07=JPN E Iida | RD1-score07-1=4 | RD1-score07-2=5 | RD1-score07-3= | RD1-seed08=15 | RD1-team08=USA K Kessaris | RD1-score08-1=6 | RD1-score08-2=7 | RD1-score08-3= | RD1-seed09=10 | RD1-team09=SUI E Krapl | RD1-score09-1=4 | RD1-score09-2=6 | RD1-score09-3=6 | RD1-seed10= | RD1-team10=USA J Whalen | RD1-score10-1=6 | RD1-score10-2=1 | RD1-score10-3=1 | RD1-seed11= | RD1-team11=BRA T Zambrzycki | RD1-score11-1=3 | RD1-score11-2=6 | RD1-score11-3=6 | RD1-seed12= | RD1-team12=USA A Schwartz | RD1-score12-1=6 | RD1-score12-2=2 | RD1-score12-3=7 | RD1-seed13= | RD1-team13=PER P Vásquez | RD1-score13-1=6 | RD1-score13-2=6 | RD1-score13-3= | RD1-seed14= | RD1-team14=GBR L Gould | RD1-score14-1=1 | RD1-score14-2=1 | RD1-score14-3= | RD2-seed01=6 | RD2-team01=USA C Cunningham | RD2-score01-1=6 | RD2-score01-2=6 | RD2-score01-3=6 | RD2-seed02= | RD2-team02=JPN T Takagi | RD2-score02-1=2 | RD2-score02-2=7 | RD2-score02-3=7 | RD2-seed03= | RD2-team03=USA S Birch | RD2-score03-1=6 | RD2-score03-2=7 | RD2-score03-3= | RD2-seed04=15 | RD2-team04=USA K Kessaris | RD2-score04-1=3 | RD2-score04-2=5 | RD2-score04-3= | RD2-seed05=10 | RD2-team05=SUI E Krapl | RD2-score05-1=6 | RD2-score05-2=4 | RD2-score05-3=r | RD2-seed06= | RD2-team06=USA A Schwartz | RD2-score06-1=2 | RD2-score06-2=6 | RD2-score06-3= | RD2-seed07= | RD2-team07=PER P Vásquez | RD2-score07-1=6 | RD2-score07-2=4 | RD2-score07-3=3 | RD2-seed08=2 | RD2-team08=USA H Cioffi | RD2-score08-1=4 | RD2-score08-2=6 | RD2-score08-3=6 | RD3-seed01= | RD3-team01=JPN T Takagi | RD3-score01-1=3 | RD3-score01-2=1 | RD3-score01-3= | RD3-seed02= | RD3-team02=USA S Birch | RD3-score02-1=6 | RD3-score02-2=6 | RD3-score02-3= | RD3-seed03= | RD3-team03=USA A Schwartz | RD3-score03-1=1 | RD3-score03-2=4 | RD3-score03-3= | RD3-seed04=2 | RD3-team04=USA H Cioffi | RD3-score04-1=6 | RD3-score04-2=6 | RD3-score04-3= | RD4-seed01= | RD4-team01=USA S Birch | RD4-score01-1=6 | RD4-score01-2=1 | RD4-score01-3=3 | RD4-seed02=2 | RD4-team02=USA H Cioffi | RD4-score02-1=4 | RD4-score02-2=6 | RD4-score02-3=6