Stadium: Court 6 Round: 14 Ground: Clay
| Challenger Grodzisk Mazowiecki | 2025/08/05 13:50 | Filip Pieczonka v Aslan Karatsev | 7-6,2-6,5-7 |
| Challenger Grodzisk Mazowiecki | 2025/08/03 14:50 | Filip Pieczonka v Vadym Ursu | 6-2,6-3 |
| Challenger Liberec | 2025/07/28 08:00 | Jakub Nicod v Filip Pieczonka | 3-6,6-4,6-2 |
| Challenger Liberec | 2025/07/27 08:00 | Filip Pieczonka v Tadeas Paroulek | 6-4,7-6 |
| ITF M15 Grodzisk Mazowiecki | 2025/06/25 09:30 | Filip Pieczonka v Markus Malaszszak | 2-6,2-4 |
| ITF M25 Monastir | 2025/06/03 10:30 | Filip Pieczonka v Thomas Braithwaite | 4-6,0-6 |
| Challenger Chisinau | 2025/05/26 12:30 | Stuart Parker v Filip Pieczonka | 6-4,6-2 |
| Challenger Chisinau | 2025/05/25 13:50 | Semen Pankin v Filip Pieczonka | 6-3,6-7,5-7 |
| Challenger Todi | 2025/08/12 08:00 | Maxim Mrva v Valentin Vacherot | 2-6,1-6 |
| Challenger Liberec | 2025/08/02 09:40 | Norbert Gombos v Maxim Mrva | 7-5,4-6,6-1 |
| Challenger Liberec | 2025/07/31 13:10 | Andrej Martin v Maxim Mrva | 6-3,4-6,4-6 |
| Challenger Liberec | 2025/07/29 14:55 | Maxim Mrva v Santiago Rodriguez Taverna | 6-2,6-3 |
| Challenger Trieste | 2025/07/11 12:00 | Sumit Nagal v Maxim Mrva | 6-1,3-6,6-1 |
| Challenger Trieste | 2025/07/10 10:50 | Federico Cina v Maxim Mrva | 4-6,5-7 |
| Challenger Trieste | 2025/07/09 12:55 | Maxim Mrva v Nikoloz Basilashvili | 3-6,6-2,6-0 |
| Challenger Trieste | 2025/07/07 10:50 | Maxim Mrva v Lukas Pokorny | 6-2,6-3 |