Stadium: Court 1 Round: 26 Ground: Clay
| ITF M15 Bratislava | 2021/08/18 08:00 | Robin Stanek v Lukas Palovic | 7-6,6-1 |
| ITF M15 Skopje | 2021/06/01 11:00 | Robin Stanek v Alexis Gautier | 4-6,6-7 |
| ITF M25 Jablonec Nad Nisou | 2021/05/20 11:15 | Jan Satral v Robin Stanek | 7-5,1-6,6-4 |
| ITF M25 Jablonec Nad Nisou | 2021/05/19 09:45 | Ergi Kirkin v Robin Stanek | 3-6,7-6,4-6 |
| ITF M25 Jablonec Nad Nisou | 2021/05/18 07:30 | Robin Stanek v Gianluca Coloma-Heck | 6-1,6-1 |
| ITF M25 Jablonec Nad Nisou | 2021/05/17 08:30 | Robin Stanek v Jakub Mensik | 6-1,7-6 |
| ITF M25 Jablonec Nad Nisou | 2021/05/16 08:30 | Robin Stanek v Jakub Katuch | 6-1,6-2 |
| ITF M25 Prague | 2021/05/11 08:00 | Jan Satral v Robin Stanek | 6-3,6-4 |
| ITF M15 Bratislava | 2021/08/17 13:40 | Matvey Minin v Patrik Niklas-Salminen | 6-1,7-6 |
| ITF M15 Xativa | 2021/08/05 08:00 | Imanol L Morillo v Matvey Minin | 6-2,6-3 |
| ITF M15 Xativa | 2021/08/03 14:55 | Matvey Minin v Nacho Serra Sanchez | 6-0,6-4 |
| ITF M25 Denia | 2021/07/27 08:00 | Matvey Minin v Giacomo Revelli | 2-6,4-6 |
| ITF M25 Denia | 2021/07/26 14:30 | Matvey Minin v Carlos J R Membrives | 6-3,6-0 |
| ITF M25 Denia | 2021/07/25 16:00 | Matvey Minin v Gerard Planelles Ripoll | 6-3,6-1 |
| ITF M25 Gandia | 2021/07/19 08:00 | Matvey Minin v Coleman Wong | 5-7,6-4,5-10 |
| ITF M25 Gandia | 2021/07/18 08:00 | Matvey Minin v Inaki Cabrera Bello | 6-4,6-2 |