| ITF M15 Szczawno | 08/28 15:00 | 25 | Samir Banerjee v Filip Kosinski | 6-4,6-2 | |
| ITF M15 Wroclaw | 06/26 12:10 | 25 | Oliver Ojakaar v Filip Kosinski | 6-1,7-6 | |
| ITF M15 Koszalin | 06/19 15:20 | 25 | Filip Kosinski v Patrick Kaukovalta | 3-6,0-6 | |
| ITF M15 Koszalin | 06/12 15:10 | 25 | Filip Kosinski v Tanguy Genier | 1-6,2-6 | |
| ITF M15 Grodzisk Mazowiecki | 06/05 08:00 | 25 | Iiro Vasa v Filip Kosinski | 6-2,6-3 | |
| ITF M15 Koszalin | 09/06 15:10 | 25 | Oskar Grzegorzewski v Filip Kosinski | 6-3,6-3 | |
| ITF M15 Szczawno | 08/30 16:20 | 25 | Filip Kosinski v Lewie Lane | 4-6,5-7 | |
| ITF M15 Wroclaw | 06/28 12:50 | 25 | Filip Kosinski v Brandon Walkin | 2-6,0-6 |