Stadium: Court 2 Round: 44 Ground: Clay
| 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 |
| ITF M15 Tbilisi | 2021/05/17 06:00 | Aliaksandr Liaonenka v Emir Sendogan | 6-2,7-5 |
| ITF M15 Tbilisi | 2021/05/17 05:30 | Aliaksandr Liaonenka v Irakli Metreveli | 6-0,6-3 |
| ITF M15 St Petersburg | 2021/04/12 08:35 | Egor Noskin v Aliaksandr Liaonenka | 6-4,6-2 |
| ITF M15 Novomoskovsk | 2021/05/30 06:15 | Oleksandr Bielinskyi v Simon Habsuda | 6-3,3-6,8-10 |