Stadium: Court 2 Round: 44 Ground: Clay
| ITF M15 Novomoskovsk | 2021/05/25 08:45 | Gabriel Donev v Alexander Zgirovsky | 6-4,6-2 |
| ITF M15 Novomoskovsk | 2021/05/24 12:00 | Olexiy Kolisnyk v Alexander Zgirovsky | 7-6,2-6,8-10 |
| ITF M15 Novomoskovsk | 2021/05/23 08:00 | Egor Matvievici v Alexander Zgirovsky | 1-6,3-6 |
| ITF M15 St Petersburg | 2021/04/12 08:30 | Daniil Glinka v Alexander Zgirovsky | 7-6,7-6 |
| ITF M15 St Petersburg Qual | 2021/04/11 11:00 | Leonid Sheyngezikht v Alexander Zgirovsky | 6-4,4-6,4-10 |
| ITF M15 St Petersburg | 2021/04/04 13:40 | Igor Trunov v Alexander Zgirovsky | 1-6,6-3,10-7 |
| ITF M15 Kazan | 2021/03/09 06:55 | Alexander Zgirovsky v Pavel Verbin | 6-4,6-7,6-10 |
| ITF M15 Kazan | 2021/03/08 11:15 | Alexander Zgirovsky v Dmitry Dolzhenkov | 7-6,6-3 |
| ITF M15 Novomoskovsk | 2021/05/24 12:00 | Bruno P Navarro v Inaki Cabrera Bello | 6-2,6-2 |
| ITF M25 Vic | 2021/05/17 09:00 | Pol Toledo Bague v Inaki Cabrera Bello | 3-6,6-1,10-4 |
| ITF M25 Vic | 2021/05/16 11:00 | Inaki Cabrera Bello v Matvey Minin | 6-4,4-6,11-9 |
| ITF M15 Valldoreix | 2021/05/10 11:00 | Inaki Cabrera Bello v Louis Dussin | 1-6,7-5,5-10 |
| ITF M15 Valldoreix | 2021/05/09 14:00 | Inaki Cabrera Bello v Jordi Garcia Mestre | 6-4,5-7,10-5 |
| ITF M15 Las Palmas | 2021/04/27 08:00 | Alberto Barroso Campos v Inaki Cabrera Bello | 1-6,6-1,10-4 |
| ITF M15 Las Palmas | 2021/04/26 10:30 | Inaki Cabrera Bello v Rafael Giotis | 6-3,6-4 |
| ITF M15 Las Palmas | 2021/04/25 14:30 | Ignacio B Alia v Inaki Cabrera Bello | 6-1,3-6,5-10 |