| Tourney Name: | Men's Ice Hockey World Championships |
| Year: | 2004 |
| Country: | Czech Republic |
| Num Teams: | 16 |
| Cities: | Sazka Arena (Prague), Ostravar Aréna (Ostrava) |
| Type: | ih |
| Winners: | Canada |
| Count: | 23 |
| Second: | Sweden |
| Third: | USA |
| Fourth: | Slovakia |
| Nextseason: | 2005 |
The 2004 Men's Ice Hockey Championships was the 68th such event hosted by the International Ice Hockey Federation. Teams participated at several levels of competition. The competition also served as qualifications for division placements in the 2005 competition.
See main article: 2004 IIHF World Championship.
Played at Oslo, Norway, April 4–18.
Played at Gdańsk, Poland, April 12–18.
and were promoted to the 2005 Men's World Ice Hockey Championships. and were demoted to Division II.
Played at Jaca, Spain, April 12–18.
Played at Elektrenai, Lithuania, April 12–18.
and were promoted to Division I while and were demoted to Division III.
Played at Reykjavík, Iceland, March 16–21.
and were promoted to Division II.