| Event: | Men's singles |
| Championship: | 1989 IBF World Championships |
| Dates: | 29 May – 4 June |
| Venue: | Istora Senayan |
| Location: | Jakarta, Indonesia |
| Gold: | Yang Yang |
| Gold Nation: | CHN |
| Silver: | Ardy Wiranata |
| Silver Nation: | INA |
| Bronze: | Icuk Sugiarto |
| Bronze Nation: | INA |
| Bronze2: | Eddy Kurniawan |
| Bronze2 Nation: | INA |
| Prev: | 1987 Beijing |
| Next: | 1991 Copenhagen |
The 1989 IBF World Championships were held in Jakarta, Indonesia, in 1989. Below are the results of the men's singles.