1988–89 League of Ireland First Division
| Season | 1988–89 |
|---|---|
| Champions | Drogheda United F.C. |
| Promoted | UCD |
| Top goalscorer | Pat O'Connor: 14 (Home Farm) |
← 1987–88 1989–90 → | |
The 1988–89 League of Ireland First Division season was the fourth season of the League of Ireland First Division.