Stadium: Court 2 Round: 25 Ground: Clay
| ITF M15 Vilnius | 2019/07/09 08:45 | Christoffer Solberg v Mateusz Terczynski | 6-1,3-6,10-5 |
| ITF M15 Vilnius | 2019/07/08 07:00 | Mateusz Terczynski v Roberts Grinvalds | 7-6,6-2 |
| ITF M15 Wrocław | 2019/07/02 08:00 | Mateusz Terczynski v Carl Soderlund | 3-6,4-6 |
| ITF M15 Wrocław | 2019/07/01 08:00 | Petr Michnev v Mateusz Terczynski | 4-6,4-6 |
| ITF M15 Alkmaar | 2019/06/25 09:00 | Andrea Bolla v Mateusz Terczynski | 7-5,4-6,10-5 |
| ITF M15 Alkmaar | 2019/06/24 13:00 | Mateusz Terczynski v Keivon Tabrizi | 6-3,6-2 |
| ITF M15 Irpin | 2019/05/27 10:00 | Vitaliy Sachko v Mateusz Terczynski | 6-2,6-2 |
| ITF M15 Troisdorf | 2019/05/06 11:00 | Dan Alexandru Tomescu v Mateusz Terczynski | 6-3,6-1 |
| ITF M15 Wrocław | 2019/07/01 08:00 | Sandro Szic v Tomas Liska | 6-2,2-6,9-11 |