Stadium: Court 4 Round: 54 Ground: Hardcourt indoor
| ITF M15 Kazan | 2021/11/22 07:00 | Alexander Zgirovsky v Daniil Nabatchikov | 6-1,6-0 |
| ITF M15 Kazan | 2021/10/14 10:50 | Ivan Liutarevich v Alexander Zgirovsky | 3-6,6-4,6-1 |
| ITF M15 Kazan | 2021/10/13 12:00 | Alexander Zgirovsky v Grigoriy Lomakin | 3-6,6-2,6-4 |
| Davis Cup | 2021/09/19 16:05 | Diego Schwartzman v Alexander Zgirovsky | 6-1,6-2 |
| ITF M15 Telavi | 2021/08/03 07:35 | Alexander Zgirovsky v Grigoriy Lomakin | 6-3,1-6,2-6 |
| ITF M25 Telavi | 2021/07/30 08:05 | Boris Butulija v Alexander Zgirovsky | 6-2,7-6 |
| ITF M15 Novomoskovsk | 2021/06/04 12:30 | Danylo Kalenichenko v Alexander Zgirovsky | 6-2,6-3 |
| ITF M15 Novomoskovsk | 2021/06/03 11:45 | Alexander Zgirovsky v Gabriel Donev | 6-2,3-6,10-8 |
| ITF M15 Kazan | 2021/11/22 08:10 | Victor Nasyrov v Daniil Gusev | 2-6,1-6 |
| ITF M15 Antalya | 2021/10/25 07:00 | Sebastian Gima v Daniil Gusev | 6-1,6-0 |
| ITF M15 Antalya | 2021/10/24 07:00 | Zac Osborne v Daniil Gusev | 4-6,4-6 |
| ITF M15 Antalya | 2021/10/18 07:00 | Daniil Gusev v Antonin Bolardt | 0-6,0-6 |
| ITF M15 Antalya | 2021/10/17 07:00 | Daniil Gusev v Julian Gimenez | 6-4,6-3 |
| ITF M15 Antalya | 2021/10/10 07:00 | Alberto Morolli v Daniil Gusev | 6-1,6-4 |
| ITF M15 Telavi | 2021/08/02 06:00 | Daniil Gusev v Alexander Boborykin | 2-6,2-6 |
| ITF M25 Telavi | 2021/07/26 07:00 | Daniil Gusev v Shay Bar Menahem | 2-6,0-6 |