Stadium: Court 7 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Sozopol | 2021/10/04 08:00 | Dragos Petre Popeanga v Matic Dimic | 1-6,3-6 |
| ITF M15 Sozopol | 2021/10/03 09:00 | Radoslav Shandarov v Matic Dimic | 2-6,1-6 |
| ITF M15 Zlatibor | 2021/09/13 09:30 | Michal Novansky v Matic Dimic | 7-6,6-4 |
| ITF M15 Bad Waltersdorf | 2021/09/01 12:10 | Lenny Hampel v Matic Dimic | 6-3,6-2 |
| ITF M15 Bad Waltersdorf | 2021/08/31 07:00 | Matic Dimic v Christian Fellin | 6-1,6-1 |
| ITF M15 Bad Waltersdorf | 2021/08/30 09:00 | Edward Hubner v Matic Dimic | 3-6,3-6 |
| ITF M15 Bad Waltersdorf | 2021/08/29 09:00 | Gasper Bezjak v Matic Dimic | 4-6,4-6 |
| ITF M15 Bad Waltersdorf | 2021/08/22 07:00 | Luigi Sorrentino v Matic Dimic | 4-6,7-6,10-8 |