| ITF M15 Malmo | 2022/08/15 13:55 | Ross Weibull v Andreja Petrovic | 0-6,0-6 |
| UTR Pro Tucson | 2025/01/11 18:30 | Sasha 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 |
| UTR Pro Tucson | 2025/01/09 21:00 | Gabrielius Guzauskas v Filip Gustafsson | 3-6,4-6 |
| UTR Pro Tucson | 2025/01/07 21:00 | Inaki Cabrera Bello v Filip Gustafsson | 6-2,3-6,6-7 |
| UTR Pro Tucson | 2025/01/06 23:10 | Filip Gustafsson v Zoran Ludoski | 7-6,5-7,1-6 |
| ITF M15 Ystad | 2024/08/13 08:10 | Mikail Alimli v Filip Gustafsson | 7-6,6-1 |
| ITF M15 Ystad | 2024/08/12 11:35 | Filip Gustafsson v Nino Ehrenschneider | 4-6,6-2,10-5 |
| ITF M15 Kursumlijska Banja | 2024/07/30 08:10 | Filip Gustafsson v Milan Drinic | 6-3,2-6,4-10 |