Stadium: Court 2 Round: 54 Ground: Clay
| ITF M25 Poznan | 2020/08/26 07:55 | Piotr Grynkowski v Manuel Guinard | 2-6,2-6 |
| ITF M25 Poznan | 2020/08/25 10:40 | Piotr Grynkowski v Gaston Erhardt | 6-2,6-2 |
| ITF M25 Poznan | 2020/08/24 11:00 | Piotr Grynkowski v Bartlomiej Andrzejczak | 6-4,3-6,10-5 |
| Polish National Tour | 2020/08/15 12:45 | Piotr Grynkowski v Martyn Pawelski | 6-2,6-0 |
| Polish National Tour | 2020/07/30 09:45 | Piotr Grynkowski v Jan Zielinski | 2-6,6-4,2-6 |
| Polish National Tour | 2020/07/29 09:10 | Piotr Grynkowski v Adam Kwiatkowski | 7-5,7-6 |
| Polish National Tour | 2020/07/26 09:50 | Piotr Grynkowski v Daniel Michalski | 4-6,3-6 |
| Polish National Tour | 2020/07/18 13:15 | Piotr Grynkowski v Kacper Zuk | 4-6,1-6 |
| ITF M15 Heraklion | 2020/02/24 08:30 | Ioannis Xilas v Edward Hubner | 6-0,6-4 |
| ITF M15 Heraklion | 2020/02/17 08:30 | Gabriele Maria Noce v Edward Hubner | 2-6,6-3,10-8 |
| ITF M15 Heraklion | 2020/02/16 08:30 | Edward Hubner v Ioannis Stamoulos | 6-3,6-1 |
| ITF M15 Monastir | 2019/12/15 08:00 | Ivan Denisov v Edward Hubner | 6-3,6-1 |
| ITF M15 Monastir Qual | 2019/12/09 09:00 | Anis Ghorbel v Edward Hubner | 7-5,6-3 |
| ITF M15 Monastir Qual | 2019/12/08 08:30 | Ivan Mikhaylyuk v Edward Hubner | 3-6,3-6 |
| ITF M15 Antalya | 2019/11/11 10:30 | Edward Hubner v Jakob Johansson-Holm | 4-6,2-6 |
| ITF M15 Antalya | 2019/11/03 07:00 | Pavel Verbin v Edward Hubner | 6-2,6-1 |