1991 Speedway Under-21 World Championship
| World Under-21 Championship | |
|---|---|
Brandon Stadium in Coventry hosted the 1991 final | |
| Venue | Brandon Stadium |
| Location | Coventry, England |
| Start date | 30 September 1991 |
The 1991 Individual Speedway Junior World Championship was the 15th edition of the World motorcycle speedway Under-21 Championships.
Brian Andersen won the final, defeating fellow Dane Morten Andersen in a run-off for the title after both riders had finished on 14 points.