2021 13th-18th places
Quarter-finals
| 1 | Argentina U20 | Bye | |
| 2 | Bye | Slovakia U20 | |
| 3 | Uzbekistan U20 | Kazakhstan U20 | 8 : 19 |
| 4 | Czech Republic U20 | Egypt U20 | 5 : 9 |
Semi-finals
| 1 | Argentina U20 | Slovakia U20 | 9 : 3 |
| 2 | Kazakhstan U20 | Egypt U20 | 7 : 5 |
Final
13th place
| 1 | Argentina U20 | Kazakhstan U20 | 11 : 10 |
15th place
| 2 | Slovakia U20 | Egypt U20 | 10 : 9 |
17th place
| 3 | Uzbekistan U20 | Czech Republic U20 | 10 : 19 |
2021 5th-8th places
Semi-finals
| 1 | Croatia U20 | Greece U20 | 20 : 12 |
| 2 | Spain U20 | USA U20 | 18 : 7 |
5th place
| 1 | Croatia U20 | Spain U20 | 12 : 8 |
7th place
| 2 | Greece U20 | USA U20 | 11 : 12 |
2021 9th-12th places
Semi-finals
| 1 | Russia U20 | Germany U20 | 7 : 8 |
| 2 | South Africa U20 | Brazil U20 | 5 : 16 |
9th place
| 1 | Germany U20 | Brazil U20 | 16 : 6 |
11th place
| 2 | Russia U20 | South Africa U20 | 18 : 7 |
2021 Main
Group A
| Pl | W | D | L | Pts | |||
| 1 | Croatia U20 | 4 | 4 | 0 | 0 | 77:25 | 8 |
| 2 | Russia U20 | 4 | 2 | 1 | 1 | 64:28 | 5 |
| 3 | Italy U20 | 4 | 2 | 1 | 1 | 76:31 | 5 |
| 4 | Argentina U20 | 4 | 1 | 0 | 3 | 50:54 | 2 |
| 5 | Uzbekistan U20 | 4 | 0 | 0 | 4 | 10:139 | 0 |
Group B
| Pl | W | D | L | Pts | |||
| 1 | Serbia U20 | 4 | 3 | 1 | 0 | 63:15 | 7 |
| 2 | Spain U20 | 4 | 3 | 1 | 0 | 59:25 | 7 |
| 3 | USA U20 | 4 | 2 | 0 | 2 | 49:43 | 4 |
| 4 | Slovakia U20 | 4 | 1 | 0 | 3 | 22:47 | 2 |
| 5 | Czech Republic U20 | 4 | 0 | 0 | 4 | 11:74 | 0 |
Group C
| Pl | W | D | L | Pts | |||
| 1 | Hungary U20 | 3 | 3 | 0 | 0 | 56:18 | 6 |
| 2 | Germany U20 | 3 | 2 | 0 | 1 | 33:21 | 4 |
| 3 | Brazil U20 | 3 | 1 | 0 | 2 | 24:44 | 2 |
| 4 | Egypt U20 | 3 | 0 | 0 | 3 | 15:45 | 0 |
Group D
| Pl | W | D | L | Pts | |||
| 1 | Montenegro U20 | 3 | 3 | 0 | 0 | 38:15 | 6 |
| 2 | Greece U20 | 3 | 2 | 0 | 1 | 55:16 | 4 |
| 3 | South Africa U20 | 3 | 1 | 0 | 2 | 20:45 | 2 |
| 4 | Kazakhstan U20 | 3 | 0 | 0 | 3 | 12:49 | 0 |
Promotion ~ World Championships U20 (Play Offs: Quarter~finals)
Promotion ~ World Championships U20 (Play Offs: 1/8~finals)
2021 Play Offs
1/8-finals
| 1 | Croatia U20 | Bye | |
| 2 | Serbia U20 | Brazil U20 | 15 : 5 |
| 3 | Hungary U20 | Bye | |
| 4 | Russia U20 | Greece U20 | 7 : 11 |
| 5 | Spain U20 | Bye | |
| 6 | Italy U20 | South Africa U20 | 18 : 3 |
| 7 | Montenegro U20 | Bye | |
| 8 | USA U20 | Germany U20 | 10 : 8 |
Quarter-finals
| 1 | Croatia U20 | Serbia U20 | 10 : 12 |
| 2 | Hungary U20 | Greece U20 | 11 : 9 |
| 3 | Spain U20 | Italy U20 | 9 : 11 |
| 4 | Montenegro U20 | USA U20 | 17 : 5 |
Semi-finals
| 1 | Serbia U20 | Hungary U20 | 10 : 7 |
| 2 | Italy U20 | Montenegro U20 | 14 : 12 |
Final
| 1 | Serbia U20 | Italy U20 | 10 : 8 |
3rd place
| 2 | Hungary U20 | Montenegro U20 | 11 : 12 |
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