| Tournament details | |
|---|---|
| Host country |  United States |
| Teams | 20 |
| Final positions | |
Champions | United States (4th title) |
Runner-up |  New Zealand |
Third place |  China |
| Fourth place |  Australia |
← 1986 1994 → | |
The 1990 ISF Women's World Championship for softball was held July 13–21, 1990 in Normal, Illinois, United States. The host United States won their second straight title after the event's final was rained out. The U.S. was given the title due to a superior ranking than the other finalist, New Zealand, in pool play.