| ITF M15 Bielsko Biala | 2025/08/13 08:00 | Kacper Szymkowiak v Jakub Hrynkiewicz | 7-6,6-1 |
| ITF M25 Brazzaville | 2025/08/09 09:00 | Kacper Szymkowiak v Bor Artnak | 6-4,2-6,3-6 |
| ITF M25 Brazzaville | 2025/08/08 09:00 | Kacper Szymkowiak v Laurence Teunissen | 6-3,5-7,7-6 |
| ITF M25 Brazzaville | 2025/08/07 09:00 | Paul Inchauspe v Kacper Szymkowiak | 3-6,4-5 |
| ITF M25 Brazzaville | 2025/08/06 13:55 | Guelord Kayombo v Kacper Szymkowiak | 1-6,0-6 |
| ITF M25 Brazzaville | 2025/07/30 09:00 | Florent Bax v Kacper Szymkowiak | 6-4,6-4 |
| ITF M15 Lodz | 2025/07/11 09:30 | Tibo Colson v Kacper Szymkowiak | 6-4,6-7,6-3 |
| ITF M15 Lodz | 2025/07/10 13:03 | Kacper Szymkowiak v Igor Marcondes | 2-6,6-4,6-4 |
| ITF M25 Brazzaville | 2025/08/06 09:00 | Constantin Bittoun Kouzmine v Digvijay Pratap Singh | 4-6,6-7 |
| ITF M25 Brazzaville | 2025/07/31 13:26 | Constantin Bittoun Kouzmine v Matas Vasiliauskas | 7-6,2-5 |
| ITF M25 Brazzaville | 2025/07/29 09:00 | Constantin Bittoun Kouzmine v Rishikrishna Ayyappan | 6-0,6-2 |
| ITF M25 Uriage | 2025/07/16 10:55 | Arthur Nagel v Constantin Bittoun Kouzmine | 6-3,6-2 |
| ITF M15 Kayseri | 2025/07/04 07:00 | Nicolas Tepmahc v Constantin Bittoun Kouzmine | 7-6,5-2 |
| ITF M15 Kayseri | 2025/07/03 08:30 | Constantin Bittoun Kouzmine v Martin Borisiouk | 6-2,6-4 |
| ITF M15 Kayseri | 2025/07/02 07:00 | Kaan Isik Kosaner v Constantin Bittoun Kouzmine | 2-6,3-6 |
| ITF M15 Kayseri | 2025/06/28 07:30 | Paul Inchauspe v Constantin Bittoun Kouzmine | 3-6,6-1,6-2 |