| ITF Poland F3 Qual | 06/05 11:00 | 54 | Jan Zednik v Mateusz Terczynski | 2-6,0-6 | |
| ITF Poland F2 | 05/31 10:40 | 25 | Mateusz Terczynski v Sergio Martos Gornes | 6-1,1-6,2-6 | |
| ITF Qatar F3 | 04/19 22:00 | 26 | Mateusz Terczynski v Romain Bauvy | 3-6,7-6,2-6 | |
| ITF Qatar F3 Qual | 04/15 22:00 | 54 | Mateusz Terczynski v Thomas Linge | 6-1,6-3 | |
| ITF Qatar F2 Qual | 04/08 22:00 | 54 | Jonathan Mridha v Mateusz Terczynski | 6-7,6-4,6-4 | |
| ITF Qatar F1 Qual | 04/01 22:00 | 54 | Connor Farren v Mateusz Terczynski | 3-6,6-4,6-3 | |
| ITF Bahrain F1 | 03/30 07:30 | 26 | Mateusz Terczynski v Cameron Silverman | 3-6,2-6 | |
| ITF Bahrain F1 | 03/29 08:15 | 25 | Thomas Linge v Mateusz Terczynski | 3-6,2-6 | |
| ITF Bahrain F1 Qual | 03/27 14:40 | 54 | Mateusz Terczynski v Ali Dawani | 6-0,6-1 | |
| ITF France F4 Qual | 02/27 12:10 | 54 | Thibault Cancel v Mateusz Terczynski | 6-2,6-3 | |
| Challenger Wroclaw Qual | 02/13 11:10 | 45 | Cem Ilkel v Mateusz Terczynski | 3-6,7-6,6-4 | |
| ITF Egypt F3 | 02/03 08:00 | 25 | Mateusz Terczynski v Keelan Oakley | 4-6,4-6 | |
| ITF Egypt F2 | 01/28 09:30 | 26 | Mateusz Terczynski v Liang-Chi Huang | 2-6,1-6 | |
| ITF Egypt F2 | 01/26 08:00 | 25 | Mateusz Terczynski v Ranjeet Virali-Murugesan | 6-3,6-4 | |
| ITF Egypt F2 | 01/25 08:00 | 62 | Roy Sarut De Valk v Mateusz Terczynski | 3-6,4-6 | |
| ITF Egypt F1 | 01/21 08:00 | 26 | Mateusz Terczynski v Enrique Lopez-Perez | 0-6,2-6 | |
| ITF Egypt F1 | 01/20 09:05 | 25 | Roman Boychuk v Mateusz Terczynski | 3-6,4-6 | |
| ITF Turkey F47 | 11/07 06:00 | 62 | Davide Galoppini v Mateusz Terczynski | 3-6,6-1,7-5 | |
| ITF Turkey F44 | 11/03 07:00 | 25 | Mateusz Terczynski v Vasile Antonescu | 2-6,3-6 | |
| ITF Turkey F44 | 11/02 07:30 | 62 | Muhammet Haylaz v Mateusz Terczynski | 6-7,6-4,6-7 | |
| ITF Egypt F30 | 09/23 08:00 | 25 | Karim Hossam v Mateusz Terczynski | 6-2,6-4 | |
| ITF Egypt F31 Qual | 09/14 10:50 | 54 | Mateusz Terczynski v Sebastien Mentha | 4-6,6-4,6-2 | |
| ITF Egypt F30 | 09/09 08:00 | 25 | Karim-Mohamed Maamoun v Mateusz Terczynski | 7-6,6-0 | |
| ITF Belgium F11 | 08/16 08:00 | 54 | Samuel Shropshire v Mateusz Terczynski | 5-7,6-4,6-2 | |
| ITF Belgium F9 | 08/04 10:30 | 25 | Maxime Tabatruong v Mateusz Terczynski | 6-4,2-6,6-3 | |
| ITF Belgium F9 | 08/02 10:00 | 54 | Mateusz Terczynski v Jason Taylor | 6-2,6-4 | |
| ITF Belgium F9 | 08/01 08:00 | 54 | Mehdi Jdi v Mateusz Terczynski | 3-6,4-6 | |
| ITF Portugal F6 Qual | 05/16 14:30 | - | Mateusz Terczynski v Manuel Luis Lamelas | 6-4,6-4 | |
| ITF Egypt F33 | 03/30 08:50 | - | Mateusz Terczynski v Ivan Davydov | 6-4,3-6,3-6 | |
| ITF Egypt F33 | 03/29 10:00 | - | Timur Kiyamov v Mateusz Terczynski | 2-6,3-6 |