| Singles | |
|---|---|
| 1990 Newsweek Champions Cup and the Virginia Slims of Indian Wells |
|
| Champion |
|
| Runner-up |
|
| Final score | 6–2, 5–7, 6–1 |
Manuela Maleeva-Fragniere was the defending champion but did not compete that year.
Martina Navratilova won in the final 6–2, 5–7, 6–1 against Helena Suková.
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.