| Event: | Men's singles |
| Championship: | 2005 IBF World Championships |
| Dates: | – |
| Venue: | Arrowhead Pond |
| Location: | Anaheim, United States |
| Gold: | Taufik Hidayat |
| Gold Nation: | INA |
| Silver: | Lin Dan |
| Silver Nation: | CHN |
| Bronze: | Peter Gade |
| Bronze Nation: | DEN |
| Bronze2: | Lee Chong Wei |
| Bronze2 Nation: | MAS |
| Prev: | 2003 Birmingham |
| Next: | 2006 Madrid |
The 2005 IBF World Championships (World Badminton Championships) took place in Arrowhead Pond in Anaheim, United States, between August 15 and August 21, 2005. Following the results in the men's singles.
Lin Dan, Runner-up Bao Chunlai, Quarter-final
Lee Chong Wei, Semi-final
Taufik Hidayat, Champion Chen Hong, Quarter-final Muhammad Hafiz Hashim, Third round
Ng Wei, Third round Wong Choong Hann, Third round
Boonsak Ponsana, Third round
Lee Hyun-il, Quarter-final