The 2020 Individual Speedway Under 21 World Championship was the 44th edition of the FIM Individual Under-21 World Championship. It was staged over one round only, at Pardubice in the Czech Republic, on 2 October.^[1] The competition was reduced from three rounds to just one because of the COVID-19 pandemic.

The title was won by Australian Jaimon Lidsey.^{[2][3][4][5][6]}

• 2 October Svítkov Stadium, Pardubice, Czech Republic

Pos	Rider	Pts	Total
1	Jaimon Lidsey	(3,3,3,2,3,3,3)	20
2	Dominik Kubera	(1,3,3,3,2,2,2)	16
3	Oļegs Mihailovs	(2,3,2,2,2,2,1)	14
4	Dan Bewley	(2,2,3,3,3,3,0)	16
5	Mads Hansen	(2,1,3,1,1,1)	9
6	Petr Chlupáč	(3,W,0,2,2,1)	8
7	Jakub Miśkowiak	(1,1,2,2,3,0)	9
8	Jan Kvěch	(3,2,2,3,3,U)	13
9	Niklas Sayrio	(2,0,2,1,1)	6
10	Lukas Fienhage	(0,3,1,1,0)	5
11	Marko Levyshyn	(U,W,1,3,1)	5
12	Mattia Lenarduzzi	(1,2,D,0,2)	5
13	Luke Becker	(T,2,1,1,D)	4
14	Alexander Woentin	(3,D,W,D,T)	3
15	Lukas Baumann	(0,1,0,0,W)	1
16	Steven Goret	(0,W,W,W)	0
17	Daniel Klíma	(D,U)	0
18	Pavel Kuchar	(U)	0

• 2020 Speedway Grand Prix
• 2020 Team Speedway Junior World Championship