1999 Speedway Under-21 World Championship
| World Under-21 Championship | |
|---|---|
| Venue | Vojens Speedway Center |
| Location | Vojens, Denmark |
| Start date | 8 August 1999 |
The 1999 Individual Speedway Junior World Championship was the 23rd edition of the World motorcycle speedway Under-21 Championships.
The final was won by Lee Richardson of England. By winning the championship he also gained qualification to the Speedway Grand Prix Challenge.