Stadium: Court 4 Round: 25 Ground: Clay
| ITF M15 Shymkent | 2021/04/15 06:30 | Dostanbek Tashbulatov v Luca Tomasetto | 4-6,4-6 |
| ITF M15 Shymkent | 2021/04/14 07:00 | Mark Whitehouse v Dostanbek Tashbulatov | 4-6,4-6 |
| ITF M15 Shymkent | 2021/04/09 07:10 | Aleksandr Braynin v Dostanbek Tashbulatov | 7-6,1-6,6-4 |
| ITF M15 Shymkent | 2021/04/08 05:30 | Denis Klok v Dostanbek Tashbulatov | 2-6,4-6 |
| ITF M15 Shymkent | 2021/04/07 05:40 | Dostanbek Tashbulatov v Mark Whitehouse | 6-4,6-4 |
| Challenger Nur-Sultan Qual | 2021/02/28 04:00 | Julian Lenz v Dostanbek Tashbulatov | 6-4,6-3 |
| Challenger Nur-Sultan | 2021/02/24 08:30 | Dostanbek Tashbulatov v Prajnesh Gunneswaran | 2-6,3-6 |
| ITF M15 Nur-Sultan | 2021/02/10 07:30 | Matteo Donati v Dostanbek Tashbulatov | 7-5,6-2 |
| ITF M15 Antalya | 2021/05/06 09:00 | Yanki Erel v Sandro Kopp | 4-6,5-7 |
| ITF M15 Antalya | 2021/05/05 08:25 | Jeroen Vanneste v Yanki Erel | 7-6,5-7,5-7 |
| ITF M15 St Petersburg | 2021/04/18 08:55 | Savriyan Danilov v Yanki Erel | 1-6,4-6 |
| ITF M15 St Petersburg | 2021/04/17 09:45 | Matic Spec v Yanki Erel | 6-7,2-6 |
| ITF M15 St Petersburg | 2021/04/16 09:30 | Yanki Erel v Sarp Agabigun | 6-4,6-1 |
| ITF M15 St Petersburg | 2021/04/15 12:00 | Patrik Rikl v Yanki Erel | 3-6,5-7 |
| ITF M15 St Petersburg | 2021/04/14 07:00 | Yanki Erel v Alexander Cozbinov | 7-6,7-6 |
| ITF M15 St Petersburg | 2021/04/09 10:50 | Illya Beloborodko v Yanki Erel | 7-6,2-6,6-3 |