Stadium: Court 1 Round: 29 Ground: Clay
| ITF M15 Prijedor | 2021/05/09 12:30 | Matic Spec v Luka Miklavcic | 3-6,6-3,8-10 |
| ITF M15 St Petersburg | 2021/04/17 09:45 | Matic Spec v Yanki Erel | 6-7,2-6 |
| ITF M15 St Petersburg | 2021/04/16 07:55 | Matic Spec v Alexey Zakharov | 6-2,6-4 |
| ITF M15 St Petersburg | 2021/04/15 07:00 | Jakub Paul v Matic Spec | 6-7,6-4,3-6 |
| ITF M15 St Petersburg | 2021/04/14 09:15 | Matic Spec v Alafia Ayeni | 6-3,6-4 |
| ITF M15 St Petersburg | 2021/04/12 10:15 | Matic Spec v Daniel Ibragimov | 6-1,6-1 |
| ITF M15 St Petersburg Qual | 2021/04/11 07:00 | Matic Spec v Maksim Starostin | 6-3,6-2 |
| ITF M15 St Petersburg | 2021/04/08 09:00 | Matic Spec v Aristarkh Safonov | 3-6,5-7 |
| ITF M15 Antalya | 2021/06/11 08:10 | Gonzalo Lama v Timo Stodder | 6-2,6-2 |
| ITF M15 Antalya | 2021/06/10 07:00 | Timo Stodder v Daniel Dutra Da Silva | 1-6,7-5,6-1 |
| ITF M15 Antalya | 2021/06/09 10:40 | Mariano Kestelboim v Timo Stodder | 3-6,3-6 |
| ITF M15 Antalya | 2021/06/08 09:00 | Timo Stodder v Zakhar Trapeznikov | 6-2,6-0 |
| ITF M15 Antalya | 2021/06/07 11:10 | Timo Stodder v Michalis Sakellaridis | 7-5,6-4 |
| ITF M15 Antalya | 2021/06/06 07:30 | Timo Stodder v Miguel Fernando Pereira | 6-3,5-7,10-8 |
| ITF M15 Antalya | 2021/05/31 09:30 | Timo Stodder v Giorgio Tabacco | 4-6,5-7 |
| ITF M15 Antalya | 2021/05/30 07:30 | Timo Stodder v Facundo Yunis | 6-0,6-3 |