| Competition: | Hong Kong First Division |
| Season: | 1989–90 |
| Winners: | South China |
| Relegated: | Police |
| Matches: | 72 |
| Total Goals: | 178 |
| Prevseason: | 1988–89 |
| Nextseason: | 1990–91 |
The 1989–90 Hong Kong First Division League season was the 79th since its establishment. Each team was allowed to sign 2 foreign players.