| UTR Pro Tennis Series Zadar | 2021/11/15 10:30 | Vladyslav Manafov v Ivan Mikhaylyuk | 6-0,3-6,6-1 |
| ITF M15 Kazan | 2021/10/11 12:05 | Ivan Mikhaylyuk v Maksim Starostin | 2-6,2-6 |
| ITF M15 Sozopol | 2021/09/13 08:00 | Ivan Mikhaylyuk v Richard Biagiotti | 3-6,2-6 |
| UTR Pro Tennis Series Sofia | 2021/09/02 07:00 | Ivan Mikhaylyuk v George Lazarov | 3-6,1-6 |
| UTR Pro Tennis Series Sofia | 2021/09/01 09:30 | Tadija Radovanovic v Ivan Mikhaylyuk | 2-6,6-3,4-6 |
| UTR Pro Tennis Series Sofia | 2021/08/31 06:30 | Leonid Sheyngezikht v Ivan Mikhaylyuk | 6-2,7-5 |
| UTR Pro Tennis Series Sofia | 2021/08/30 10:00 | Alexandru Luca v Ivan Mikhaylyuk | 2-6,2-6 |
| ITF M15 Sofia | 2021/07/05 13:30 | Ivan Mikhaylyuk v Andrew Fenty | 3-6,6-7 |
| UTR Pro Tennis Series Zadar | 2021/11/15 10:30 | Timur Maulenov v Alen Bill | 3-6,1-6 |
| ITF M15 Vyshkovo | 2021/09/22 14:45 | Timur Maulenov v Nathan Seateun | 1-6,3-6 |
| UTR Pro Tennis Series Portoroz | 2021/08/29 08:00 | Domen Gostincar v Timur Maulenov | 6-4,5-3 |
| UTR Pro Tennis Series Portoroz | 2021/08/28 08:30 | Timur Maulenov v Jan Dimitrijevic | 7-5,3-6,7-5 |
| UTR Pro Tennis Series Portoroz | 2021/08/27 15:00 | Denis Parshutin v Timur Maulenov | 6-3,4-6,3-6 |
| UTR Pro Tennis Series Portoroz | 2021/08/26 14:30 | Tilen Zitnik v Timur Maulenov | 7-5,6-1 |
| UTR Pro Tennis Series Portoroz | 2021/08/25 08:30 | Egor Novikov v Timur Maulenov | 7-5,6-0 |
| UTR Pro Tennis Series Portoroz | 2021/08/24 07:00 | Deni Zmak v Timur Maulenov | 7-6,5-1 |