Stadium: Court 4 Round: 44 Ground: Clay
| ITF M15 Antalya | 2021/06/27 06:30 | Ivan Kazakov v Stefanos Sakellaridis | 1-6,4-6 |
| ITF M15 Antalya | 2021/06/20 07:00 | Ivan Kazakov v Ray Ho | 2-6,1-6 |
| ITF M15 Tbilisi | 2021/05/18 05:30 | Aleksandr Braynin v Ivan Kazakov | 6-2,6-2 |
| ITF M15 Tbilisi | 2021/05/17 05:30 | Ivan Kazakov v Roman Nashatyrkin | 6-1,6-1 |
| ITF M15 Tbilisi | 2021/05/16 06:00 | Egor Baklanov v Ivan Kazakov | 6-7,6-3,1-10 |
| ITF M15 Antalya | 2021/04/18 07:00 | Leopold Zima v Ivan Kazakov | 6-0,6-3 |
| ITF M25 La Nucia | 2021/03/14 08:00 | Ivan Kazakov v Diego A B Sanchez | 0-6,1-6 |
| Polish National Tour | 2021/07/14 11:50 | Michal Mikula v Kacper Zuk | 3-6,2-6 |
| Polish National Tour | 2021/07/13 09:15 | Filip Peliwo v Michal Mikula | 4-6,3-6 |
| ITF M25 Wroclaw | 2021/06/27 12:30 | Yann Wojcik v Michal Mikula | 7-6,6-0 |
| ITF M15 Antalya | 2021/06/21 07:00 | Thijmen Loof v Michal Mikula | 6-2,6-1 |
| ITF M15 Antalya | 2021/06/20 07:00 | Gokberk Saritas v Michal Mikula | 6-7,1-6 |
| ITF M15 Novomoskovsk | 2021/05/31 06:15 | Dzianis Zharyn v Michal Mikula | 6-3,7-6 |
| ITF M15 Novomoskovsk | 2021/05/30 06:15 | Niccolo Catini v Michal Mikula | 2-6,6-7 |
| ITF M15 Novomoskovsk | 2021/05/24 12:00 | Michal Mikula v Timur Maulenov | 6-1,1-6,6-10 |