Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Kazan | 2021/10/13 14:40 | Ilia Simakin v Yan Sabanin | 7-5,6-2 |
| ITF M25 Eupen | 2021/09/08 09:30 | Colin Sinclair v Yan Sabanin | 6-3,7-6 |
| ITF M15 Allershausen | 2021/08/31 13:30 | Yan Sabanin v David Jorda Sanchis | 6-4,1-6,3-6 |
| ITF M25 Caslano | 2021/08/25 16:30 | Remy Bertola v Yan Sabanin | 6-4,6-3 |
| ITF M25 Caslano | 2021/08/24 09:25 | Yan Sabanin v Pietro Schiavetti | 1-6,7-6,10-3 |
| ITF M25 Caslano | 2021/08/23 16:15 | Yan Sabanin v Giovanni Agostinetto | 6-2,6-2 |
| ITF M25 Frankfurt am Main | 2021/08/11 10:45 | Yan Sabanin v Louis Wessels | 1-6,0-6 |
| ITF M25 Frankfurt am Main | 2021/08/10 08:30 | Matthew Romios v Yan Sabanin | 5-7,4-6 |
| ITF M25 Nur-Sultan | 2021/10/18 09:00 | Petr Bar Biryukov v Mykyta Riepkin | 6-2,6-3 |
| ITF M15 Kazan | 2021/10/13 10:05 | Ivan Liutarevich v Petr Bar Biryukov | 2-6,7-5,6-1 |
| ITF M15 Telavi | 2021/08/02 08:00 | Petr Bar Biryukov v Giorgi Javakhishvili | 7-6,4-6,9-11 |
| ITF M25 Telavi | 2021/07/26 13:10 | Petr Bar Biryukov v Ondrej Horak | 4-6,2-6 |
| ITF M25 Nur-Sultan | 2021/07/09 07:00 | Petr Bar Biryukov v Beibit Zhukayev | 4-6,3-6 |
| ITF M25 Nur-Sultan | 2021/07/08 05:00 | Petr Bar Biryukov v Vladyslav Manafov | 3-6,6-2,6-3 |
| ITF M25 Nur-Sultan | 2021/07/07 07:00 | Kirill Kolganov v Petr Bar Biryukov | 2-6,1-6 |
| ITF M25 Nur-Sultan | 2021/07/06 05:55 | Petr Bar Biryukov v Danil Ozernoy | 6-3,7-6 |