2004 Speedway Under-21 World Championship
| World Under-21 Championship | |
|---|---|
| Venue | Olympic Stadium |
| Location | Wrocław, Poland |
| Start date | 11 September 2004 |
The 2004 Individual Speedway Junior World Championship was the 28th edition of the World motorcycle speedway Under-21 Championships.
The final was won by Robert Miśkowiak of the Poland.