Stadium: MTA 14 Round: 62 Ground: Clay
| ITF M15 Sozopol | 2021/10/10 13:30 | Valentin Vanta v Nikola Keremedchiev | 6-4,6-3 |
| ITF M15 Sozopol | 2021/10/06 07:00 | Simon A Ivanov v Nikola Keremedchiev | 6-1,1-6,6-3 |
| ITF M15 Sozopol | 2021/10/05 06:30 | George Lazarov v Nikola Keremedchiev | 6-2,6-7,3-10 |
| ITF M15 Sozopol | 2021/10/03 09:00 | Nikola Keremedchiev v James Ibrahim | 4-6,6-4,10-4 |
| ITF M15 Novi Sad | 2021/08/01 07:00 | Nikola Keremedchiev v Darko Jandric | 1-6,6-7 |
| ITF M15 Heraklion | 2021/11/29 08:00 | Evangelos Kypriotis v Tomas Lanik | 6-1,2-6,10-5 |
| ITF M15 Heraklion | 2021/11/28 11:30 | Guy Dagan v Tomas Lanik | 7-6,5-7,5-10 |
| ITF M15 Heraklion | 2021/11/21 07:00 | Blake Ellis v Tomas Lanik | 6-2,2-6,10-2 |
| ITF M15 Sozopol | 2021/10/10 14:30 | Tomas Lanik v Hazem Naw | 2-6,2-6 |
| ITF M25 Prague | 2021/10/04 08:00 | Filip Duda v Tomas Lanik | 3-6,6-4,10-3 |
| ITF M25 Prague | 2021/10/03 08:00 | Tomas Lanik v Jiri Barnat | 7-6,6-3 |
| ITF M25 Pardubice | 2021/09/22 09:00 | Tomas Lanik v Matthew William Donald | 2-6,2-6 |
| ITF M25 Pardubice | 2021/09/21 09:45 | Oscar Galimardanov v Tomas Lanik | 2-6,7-6,8-10 |