1990 Speedway Under-21 World Championship
| World Under-21 Championship | |
|---|---|
Chris Louis receiving the trophy after winning the 1990 Championship | |
| Venue | Stadium Ska |
| Location | Lviv, Soviet Union |
| Start date | 9 September 1990 |
The 1990 Individual Speedway Junior World Championship was the 14th edition of the World motorcycle speedway Under-21 Championships.
The championship was won by Chris Louis of England.