Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Sozopol | 2021/10/09 07:00 | Billy Harris v Yan Bondarevskiy | 6-3,3-6,7-6 |
| ITF M15 Sozopol | 2021/10/08 07:00 | Yan Bondarevskiy v Alexander Cozbinov | 1-6,6-2,6-1 |
| ITF M15 Sozopol | 2021/10/07 07:00 | Yan Bondarevskiy v Yannik Steinegger | 6-3,6-4 |
| ITF M15 Sozopol | 2021/10/06 06:45 | Yan Bondarevskiy v George Lazarov | 6-7,6-1,6-3 |
| Challenger Sibiu | 2021/09/30 10:40 | Stefano Travaglia v Yan Bondarevskiy | 6-3,6-2 |
| Challenger Sibiu | 2021/09/28 10:45 | Yan Bondarevskiy v Vlad Andrei Dancu | 6-2,6-3 |
| Challenger Sibiu | 2021/09/27 07:00 | Oleg Prihodko v Yan Bondarevskiy | 6-7,4-6 |
| Challenger Sibiu | 2021/09/26 07:30 | Yan Bondarevskiy v David Poljak | 7-5,3-6,6-3 |
| ITF M15 Pirot | 2021/09/24 08:00 | Dominik Palan v Federico Iannaccone | 2-6,1-6 |
| ITF M15 Pirot | 2021/09/22 09:30 | Luca Castagnola v Dominik Palan | 0-6,2-6 |
| ITF M15 Zlatibor | 2021/09/16 11:00 | Dominik Palan v Marko Tepavac | 3-6,1-6 |
| ITF M15 Zlatibor | 2021/09/14 09:45 | Egor Agafonov v Dominik Palan | 3-6,1-6 |
| ITF M15 Ulcinj | 2021/09/02 10:30 | Eric Vanshelboim v Dominik Palan | 7-6,6-2 |
| ITF M15 Ulcinj | 2021/08/31 08:00 | Dominik Palan v Stefan Popovic | 6-1,6-1 |
| ITF M25 Guayaquil | 2021/08/05 16:00 | Luis Patino v Dominik Palan | 7-6,6-3 |
| ITF M25 Guayaquil | 2021/08/04 14:30 | Noah Schachter v Dominik Palan | 6-7,6-1,2-6 |