| ITF M15 Kursumlijska Banja | 2025/06/26 07:00 | Filip Gustafsson v Maximilian Homberg | 6-4,1-6,4-6 |
| ITF M15 Kursumlijska Banja | 2025/06/25 07:00 | Filip Gustafsson v Ignacio A B Otarola | 6-2,6-2 |
| ITF M15 Kursumlijska Banja | 2025/06/24 06:00 | Constantinos Djakouris v Filip Gustafsson | 3-6,3-5 |
| ITF M25 Varnamo | 2025/06/11 13:07 | Olle Wallin v Filip Gustafsson | 6-3,7-6 |
| ITF M25 Varnamo | 2025/06/11 07:15 | Isac Stroemberg v Filip Gustafsson | 7-6,3-6,0-1 |
| ITF M25 Varnamo | 2025/06/09 07:45 | Ross Weibull v Filip Gustafsson | 1-6,2-6 |
| UTR Pro Tucson | 2025/01/11 18:30 | Alexander Rozin v Filip Gustafsson | 6-2,3-6,6-3 |
| UTR Pro Tucson | 2025/01/10 23:20 | Daniil Kakhniuk v Filip Gustafsson | 3-6,1-6 |
| ITF M15 Kayseri | 2024/10/15 11:05 | Mikolaj Lorens v Tomas Lanik | 6-2,7-5 |
| ITF M15 St Petersburg | 2021/04/13 13:00 | Marat Sharipov v Mikolaj Lorens | 6-3,6-4 |
| ITF M15 Sharm El Sheikh | 2021/03/24 07:30 | Mikolaj Lorens v Makoto Ochi | 3-6,0-6 |
| ITF M15 Sharm El Sheikh | 2021/03/19 07:30 | Yu Hsiou Hsu v Mikolaj Lorens | 6-1,7-6 |
| ITF M15 Sharm El Sheikh | 2021/03/18 07:30 | Mikolaj Lorens v Aldin Setkic | 6-4,6-4 |
| ITF M15 Sharm El Sheikh | 2021/03/17 08:40 | Niels Visker v Mikolaj Lorens | 5-7,4-6 |
| ITF M15 Antalya | 2021/03/10 13:35 | Jeroen Vanneste v Mikolaj Lorens | 7-6,6-3 |
| ITF M15 Nur-Sultan | 2021/02/10 06:55 | Mikolaj Lorens v Riccardo Balzerani | 1-6,1-6 |