# 1990 Dow Classic – Singles

Martina Navratilova was the defending champion but did not compete at the Dow Classic in 1990.
Zina Garrison won in the final against Helena Suková, 6–4, 6–1.

## Seeds

The top eight seeds receive a bye into the second round.
* Zina Garrison (Champion)
* Helena Suková (final)
* Rosalyn Fairbank-Nideffer (semifinals)
* Nathalie Tauziat (semifinals)
* Gigi Fernández (quarterfinals)
* Gretchen Magers (second round)
* Anne Smith (quarterfinals)
* Larisa Savchenko-Neiland (quarterfinals)
* n/a
* Laura Golarsa (third round)
* Amanda Coetzer (first round)
* Lori McNeil (third round)
* Angélica Gavaldón (first round)
* Betsy Nagelsen (third round)
* Nana Miyagi (first round)
* Claudia Kohde-Kilsch (third round)

## 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

### Finals

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Zina Garrison | 6 | 6 | | | | | | | | | | |
| | Belinda Cordwell | 1 | 2 | | | | | | | | | | |
| | Belinda Cordwell | 1 | 2 | | 1 | Zina Garrison | 6 | 3 | 6 | | | | |
| | | | | | 4 | Nathalie Tauziat | 1 | 6 | 0 | | | | |
| 4 | Nathalie Tauziat | 6 | 6 | | 4 | Nathalie Tauziat | 1 | 6 | 0 | | | | |
| 7 | Anne Smith | 1 | 2 | | | | | | | | | | |
| 7 | Anne Smith | 1 | 2 | | | | | | | 1 | Zina Garrison | 6 | 6 |
| | | | | | | | | | | 2 | Helena Suková | 4 | 1 |
| 5 | Gigi Fernández | 6 | 2 | 5 | | | | | | | | | | 2 | Helena Suková | 4 | 1 |
| 3 | Rosalyn Fairbank-Nideffer | 4 | 6 | 7 | | | | | | | | | |
| 3 | Rosalyn Fairbank-Nideffer | 4 | 6 | 7 | 3 | Rosalyn Fairbank-Nideffer | 6 | 4 | 5 | | | | |
| | | | | | 2 | Helena Suková | 2 | 6 | 7 | | | | |
| 8 | Larisa Savchenko-Neiland | 6 | 3 | 2 | 2 | Helena Suková | 2 | 6 | 7 | | | | |
| 2 | Helena Suková | 3 | 6 | 6 | | | | | | | | | |

### Top half
#### Section 1

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 1 | Z Garrison | 7 | 6 | | | | | | | | | | |
| Q | J Richardson | 1 | 5 | | Q | C Suire | 5 | 2 | | | | | | | | | | |
| Q | C Suire | 6 | 7 | | | | | | | 1 | Z Garrison | 6 | 6 | 6 | | | | |
| | M Jaggard | 2 | 1 | | | | | | | | M Kidowaki | 7 | 2 | 1 | | | | |
| | K Adams | 6 | 6 | | | K Adams | 4 | 5 | | | | | | | | | | |
| | M Kidowaki | 6 | 4 | 8 | | M Kidowaki | 6 | 7 | | | | | | | | | | |
| 11 | A Coetzer | 4 | 6 | 6 | | | | | | | | | | | 1 | Z Garrison | 6 | 6 |
| 15 | N Miyagi | 7 | 4 | 1 | | | | | | | | | | | | B Cordwell | 1 | 2 |
| | B Cordwell | 6 | 6 | 6 | | B Cordwell | 3 | 6 | 6 | | | | | | | | | |
| | S Gomer | 6 | 7 | | | S Gomer | 6 | 3 | 4 | | | | | | | | | |
| | C Tessi | 2 | 5 | | | | | | | | B Cordwell | 6 | 6 | | | | | |
| | A Henricksson | 6 | 7 | | | | | | | | A Henricksson | 4 | 2 | | | | | |
| | K Godridge | 4 | 6 | | | A Henricksson | 6 | 1 | 8 | | | | | | | | | |
| | | | | | 6 | G Magers | 4 | 6 | 6 | | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 4 | N Tauziat | 5 | 6 | 7 | | | | | | | | |
| Q | J Hetherington | 6 | 4 | 3 | Q | K Jordan | 7 | 3 | 5 | | | | | | | | |
| Q | K Jordan | 4 | 6 | 6 | | | | | | 4 | N Tauziat | 7 | 6 | | | | |
| | H Na | 6 | 6 | | | | | | | | H Na | 5 | 2 | | | | |
| | C Benjamin | 1 | 2 | | | H Na | 6 | 6 | | | | | | | | | |
| | M McGrath | 6 | 6 | | | M McGrath | 4 | 2 | | | | | | | | | |
| 13 | A Gavaldón | 1 | 4 | | | | | | | | | | | 4 | N Tauziat | 6 | 6 |
| | E Inoue | 6 | 6 | | | | | | | | | | | 7 | A Smith | 1 | 2 |
| | A Leand | 2 | 2 | | | E Inoue | 1 | 7 | 6 | | | | | | | | |
| | N Medvedeva | 4 | 5 | | | L Field | 6 | 5 | 4 | | | | | | | | |
| | L Field | 6 | 7 | | | | | | | | E Inoue | 1 | 0 | | | | |
| | R Baranski | 6 | 6 | | | | | | | 7 | A Smith | 6 | 6 | | | | |
| | S Smith | 1 | 0 | | | R Baranski | 4 | 1 | | | | | | | | | |
| | | | | | 7 | A Smith | 6 | 6 | | | | | | | | | |

### Bottom half
#### Section 3

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 5 | G Fernández | 6 | 6 | | | | | | | | | |
| | E Brioukhovets | 7 | 7 | | | E Brioukhovets | 3 | 2 | | | | | | | | | |
| | K Okamoto | 5 | 6 | | | | | | 5 | G Fernández | 6 | 6 | | | | | |
| | D Faber | 7 | 6 | | | | | | 10 | L Golarsa | 3 | 3 | | | | | |
| Q | C Bakkum | 6 | 3 | | | D Faber | 2 | 1 | | | | | | | | | |
| Q | H Ludloff | 3 | 3 | | 10 | L Golarsa | 6 | 6 | | | | | | | | | |
| 10 | L Golarsa | 6 | 6 | | | | | | | | | | 5 | G Fernández | 6 | 2 | 5 |
| 14 | B Nagelsen | 6 | 6 | | | | | | | | | | 3 | R Fairbank-Nideffer | 4 | 6 | 7 |
| | S Amiach | 0 | 0 | | 14 | B Nagelsen | 7 | 6 | | | | | | | | | |
| | J Durie | 6 | 2 | 6 | | J Durie | 5 | 2 | | | | | | | | | |
| | J-A Faull | 1 | 6 | 3 | | | | | 14 | B Nagelsen | 3 | 3 | | | | | |
| Q | J Salmon | 7 | 3 | 6 | | | | | 3 | R Fairbank-Nideffer | 6 | 6 | | | | | |
| | S Loosemore | 6 | 6 | 1 | Q | J Salmon | 1 | 3 | | | | | | | | | |
| | | | | | 3 | R Fairbank-Nideffer | 6 | 6 | | | | | | | | | |

#### Section 4

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 8 | L Savchenko-Neiland | 6 | 6 | | | | | | | | | | | |
| | A Minter | 6 | 6 | | | A Minter | 4 | 3 | | | | | | | | | | | |
| Q | M Lindström | 2 | 2 | | | | | | | 8 | L Savchenko-Neiland | 6 | 6 | 6 | | | | | |
| | P Paradis | 2 | 6 | 4 | | | | | | 12 | L McNeil | 7 | 4 | 3 | | | | | |
| | J Tremelling | 6 | 2 | 6 | | J Tremelling | 6 | 1 | 4 | | | | | | | | | | |
| | E Reinach | 6 | 4 | | 12 | L McNeil | 1 | 6 | 6 | | | | | | | | | | |
| 12 | L McNeil | 7 | 6 | | | | | | | | | | | | 8 | L Savchenko-Neiland | 6 | 3 | 2 |
| 16 | C Kohde-Kilsch | 6 | 6 | | | | | | | | | | | | 2 | H Suková | 3 | 6 | 6 |
| | S Stafford | 4 | 2 | | 16 | C Kohde-Kilsch | 6 | 6 | | | | | | | | | | | |
| | J Santrock | 3 | 2 | | | P Hy | 2 | 1 | | | | | | | | | | | |
| | P Hy | 6 | 6 | | | | | | | 16 | C Kohde-Kilsch | 4 | 1 | | | | | | |
| | C Wood | 6 | 6 | 2 | | | | | | 2 | H Suková | 6 | 6 | | | | | | |
| | C Dahlman | 3 | 7 | 6 | | C Dahlman | 3 | 2 | | | | | | | | | | | |
| | | | | | 2 | H Suková | 6 | 6 | | | | | | | | | | | |