Stadium: Court 6 Round: 54 Ground: Hardcourt indoor
| ITF Belarus F3 | 2018/08/21 10:00 | Arturs Lazdins v Francesco Vilardo | 3-6,0-6 |
| ITF Belarus F3 | 2018/08/19 11:00 | Arturs Lazdins v Aliaksey Matsiush | 6-2,6-1 |
| ITF Belarus F1 | 2018/08/07 11:00 | Jurabek Karimov v Arturs Lazdins | 6-4,6-3 |
| ITF Latvia F1 | 2018/08/01 08:15 | Matvey Minin v Arturs Lazdins | 6-1,6-1 |
| ITF Latvia F1 | 2018/07/31 07:55 | Teodors Pukshe v Arturs Lazdins | 3-6,0-6 |
| ITF Lithuania F1 | 2018/07/24 08:00 | Arturs Lazdins v Tristan Meraut | 4-6,1-6 |
| ITF Estonia F1 | 2018/07/15 07:00 | Arturs Lazdins v Macsen Sisam | 1-6,4-6 |
| ITF Austria F2 | 2018/07/07 16:15 | Arturs Lazdins v Carlos Kelaidis | 4-6,2-6 |
| ITF M15 Sharm El Sheikh | 2019/03/04 08:00 | Piotr Grynkowski v Jean Thirouin | 6-3,0-6,5-10 |
| ITF M15 Sharm El Sheikh | 2019/02/28 11:25 | Piotr Grynkowski v Adam Moundir | 3-6,6-3,5-7 |
| ITF M15 Sharm El Sheikh | 2019/02/26 08:00 | Agustin Velotti v Piotr Grynkowski | 4-6,2-6 |
| ITF M15 Sharm El Sheikh | 2019/02/25 08:00 | Yvo Panak v Piotr Grynkowski | 7-6,4-6,5-10 |
| ITF Czech Republic F11 Qual | 2018/11/19 14:00 | Piotr Grynkowski v Jakob Aichhorn | 2-6,5-7 |
| ITF Czech Republic F10 | 2018/11/13 11:00 | Jakob Aichhorn v Piotr Grynkowski | 6-3,6-0 |
| ITF Czech Republic F10 | 2018/11/12 09:00 | Samuel Puskar v Piotr Grynkowski | 6-7,7-5,2-6 |
| ITF Czech Republic F8 | 2018/10/30 09:00 | Piotr Grynkowski v Ivan Marrero Curbelo | 7-6,6-3 |