Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/08/15 09:30 | Dostanbek Tashbulatov v Chanchai Sookton-Eng | 6-7,2-6 |
| ITF M15 Telavi | 2021/08/06 06:20 | Dostanbek Tashbulatov v Yan Bondarevskiy | 1-6,1-6 |
| ITF M15 Telavi | 2021/08/05 06:30 | Simon A Ivanov v Dostanbek Tashbulatov | 6-4,4-6,2-6 |
| ITF M15 Telavi | 2021/08/03 05:35 | Dostanbek Tashbulatov v Alibek Kachmazov | 6-1,6-2 |
| ITF M25 Telavi | 2021/07/30 07:50 | Dostanbek Tashbulatov v Yanki Erel | 3-6,2-6 |
| Challenger Nur-Sultan | 2021/07/20 04:00 | Dostanbek Tashbulatov v Ivan Nedelko | 3-6,2-6 |
| Challenger Nur-Sultan | 2021/07/12 07:00 | Jason Kubler v Dostanbek Tashbulatov | 6-1,6-3 |
| ITF M25 Nur-Sultan | 2021/07/08 10:50 | Dostanbek Tashbulatov v Lucas Catarina | 3-6,4-6 |
| ITF M15 Monastir | 2021/08/21 08:00 | Gage Brymer v Duarte Vale | 6-7,2-6 |
| ITF M15 Monastir | 2021/08/19 07:30 | Gage Brymer v Naoki Tajima | 6-3,6-3 |
| ITF M15 Monastir | 2021/08/18 09:50 | Gage Brymer v Adil Kalyanpur | 6-2,6-2 |
| ITF M25 Decatur | 2021/08/02 15:00 | Gage Brymer v Siphosothando Montsi | 6-2,2-6,7-10 |
| ITF M25 Champaign | 2021/07/28 17:35 | Gage Brymer v Rio Noguchi | 6-7,2-6 |
| ATP Los Cabos | 2021/07/18 02:40 | Gage Brymer v Alex Rybakov | 3-6,4-6 |
| ITF M15 Champaign | 2021/06/26 15:00 | Jason Kubler v Gage Brymer | 6-0,6-3 |
| ITF M15 Champaign | 2021/06/25 16:55 | Kweisi Kenyatte v Gage Brymer | 2-6,4-6 |