Stadium: Court 2 Round: 25 Ground: Clay
| Challenger Nur-Sultan | 2021/07/19 05:45 | Edan Leshem v Sanjar Fayziev | 6-2,6-4 |
| Challenger Nur-Sultan Qual | 2021/07/18 04:00 | Markos Kalovelonis v Sanjar Fayziev | 7-6,3-6,6-7 |
| Challenger Nur-Sultan | 2021/07/11 06:35 | Sanjar Fayziev v Yshai Oliel | 1-6,7-6,1-6 |
| ITF M25 Nur-Sultan | 2021/07/09 05:00 | Andrey Kuznetsov v Sanjar Fayziev | 4-6,6-1,6-4 |
| ITF M25 Nur-Sultan | 2021/07/08 07:35 | Grigoriy Lomakin v Sanjar Fayziev | 3-6,4-6 |
| ITF M25 Nur-Sultan | 2021/07/07 05:10 | Sanjar Fayziev v Nick Chappell | 6-4,6-4 |
| ITF M15 Shymkent | 2021/06/02 08:35 | Sanjar Fayziev v Yaraslav Shyla | 3-6,0-6 |
| ITF M15 Shymkent | 2021/05/27 05:00 | Sanjar Fayziev v Pavel Verbin | 6-0,6-2 |
| ITF M15 Novomoskovsk | 2021/06/03 16:55 | Aliaksandr Liaonenka v Marat Deviatiarov | 1-6,4-6 |
| ITF M15 Novomoskovsk | 2021/05/31 07:00 | Aliaksandr Liaonenka v Olexiy Kolisnyk | 3-6,6-3,10-8 |
| ITF M15 Novomoskovsk | 2021/05/31 06:15 | Aliaksandr Liaonenka v Simon Habsuda | 6-2,6-0 |
| ITF M15 Novomoskovsk | 2021/05/30 06:15 | Aliaksandr Liaonenka v Egor Matvievici | 6-2,6-3 |
| ITF M15 Novomoskovsk | 2021/05/26 10:05 | Aliaksandr Liaonenka v Carlos Sanchez Jover | 6-4,1-6,5-7 |
| ITF M15 Novomoskovsk | 2021/05/25 06:15 | Bruno P Navarro v Aliaksandr Liaonenka | 6-0,5-7,7-10 |
| ITF M15 Novomoskovsk | 2021/05/24 12:00 | Svyatoslav Ilnytskyy v Aliaksandr Liaonenka | 4-6,3-6 |
| ITF M15 Tbilisi | 2021/05/19 07:35 | Aliaksandr Liaonenka v Benjamin Lock | 3-6,3-6 |