| 1984 NCAA Division I baseball season | |
|---|---|
| Tournament | |
| College World Series | |
| Champions | Cal State Fullerton |
| Runners-up | Texas |
| MOP | John Fishel (Cal State Fullerton) |
| Seasons | |
The following polls make up the 1984 NCAA Division I baseball rankings. Baseball America began publishing its poll of the top 20 teams in college baseball in 1981. Collegiate Baseball Newspaper published its first human poll of the top 20 teams in college baseball in 1957, and expanded to rank the top 30 teams in 1961.