2021 Team Speedway Junior World Championship
The 2021 Team Speedway Junior World Championship was the 17th FIM Team Under-21 World Championship season. The final took place on 10 September 2021, at the Polonia Bydgoszcz Stadium in Bydgoszcz, Poland.
The hosts Poland won their 14th Team Under-21 World Championship and eighth in succession. A new format was in place for 2021 with 7 teams; Poland, Denmark, Great Britain, Latvia, Sweden, Australia and the Czech Republic competing, with Germany listed as a standby team.
Final
| Pos. | National team | Points | |
| 1 | Wiktor Lampart 24, Jakub Miśkowiak 21 | 45 | |
| 2 | Mads Hansen 17, Marcus Birkemose 11, Tim Sørensen 7 | 35 | |
| 3 | Tom Brennan 20, Drew Kemp 5, Leon Flint 2 | 27 | |
| 4 | Keynan Rew 17, Matthew Gilmore 9 | 26 | |
| 5 | Petr Chlupáč 12, Jan Macek 6, Daniel Klíma 5 | 23 | |
| 6 | Francis Gusts 15, Daniił Kołodinski 7, Ričards Ansviesulis 0 | 22 | |
| 7 | Philip Hellström Bängs 14, Alexander Woentin 6, Jonatan Grahn 0 | 20 |