| 1. Round | 03/04/2021 | Zenit St. Petersburg [U20] | - | Akhmat Grozny [U20] | 2:2 |  |
|||
| 2. Round | 07/04/2021 | FK Rostov [U20] | - | Zenit St. Petersburg [U20] | 1:2 | |
|||
| 4. Round | 21/04/2021 | FK Krasnodar [U20] | - | Zenit St. Petersburg [U20] | 3:0 | ||||
| 5. Round | 28/04/2021 | Zenit St. Petersburg [U20] | - | Spartak Moskva [U20] | 2:0 | ||||
| 6. Round | 05/05/2021 | Akhmat Grozny [U20] | - | Zenit St. Petersburg [U20] | 4:3 | ||||
| 7. Round | 12/05/2021 | Zenit St. Petersburg [U20] | - | FK Rostov [U20] | 1:3 | ||||
| 8. Round | 19/05/2021 | PFC Sochi [U20] | - | Zenit St. Petersburg [U20] | 0:1 |  |
|||
| 9. Round | 23/05/2021 | Zenit St. Petersburg [U20] | - | FK Krasnodar [U20] | 1:0 | |
|||
| 10. Round | 27/05/2021 | Spartak Moskva [U20] | - | Zenit St. Petersburg [U20] | 2:1 |
Kazakhstan