| Year: | 1990 |
| Conference: | NCAA Division II |
| Shortconference: | NCAA Division II |
| Division: | II |
| Gender: | Women's |
| Format: | Double-elimination tournament |
| City: | Midland, Michigan |
| Champions: | Cal State Bakersfield |
| Titlecount: | 3rd |
| Runnerup: | Cal State Northridge |
| Runnerupgamecount: | 7th |
| Coach: | Kathy Welter |
| Coachcount: | 3rd |
| Attendance: | 2,595 |
The 1990 NCAA Division II softball tournament was the ninth annual postseason tournament hosted by the NCAA to determine the national champion of softball among its Division II members in the United States, held at the end of the 1990 NCAA Division II softball season.[1]
The final, four-team double elimination tournament, also known as the Division II Women's College World Series, was played in Midland, Michigan.
Two-time defending champions Cal State Bakersfield emerged from the consolation bracket and defeated Cal State Northridge in both elimination games of the championship series, 1–0 and 6–2, to capture the Roadrunners' third Division II national title.