Estádio: CC Round: 25 Ground: Clay
| ITF - M25 Bydgoszcz | 2019/08/13 10:00 | Gibril Diarra v Mateusz Terczynski | 6-2,6-4 |
| ITF - M25 Vogau | 2019/08/08 13:15 | Nikolas Sanchez Izquierdo v Gibril Diarra | 6-2,7-6 |
| ITF - M25 Vogau | 2019/08/07 09:35 | Gibril Diarra v Sandro Kopp | 4-6,6-3,6-2 |
| ITF - M25 Vogau | 2019/08/06 08:45 | Gibril Diarra v Deni Zmak | 3-6,3-6 |
| ITF - M25 Dublin | 2019/08/01 11:10 | Peter Bothwell v Gibril Diarra | 7-6,5-7,6-2 |
| ITF - M25 Dublin | 2019/07/31 13:10 | Adam Jones v Gibril Diarra | 0-6,5-7 |
| ITF - M25 Kassel | 2019/07/15 15:00 | Gibril Diarra v Markus Wunder | 4-6,6-2,11-13 |
| ITF - M15 Marburg | 2019/07/10 09:00 | Gibril Diarra v Lasse Muscheites | 6-4,4-6,6-7 |
| ITF - M15 Koszalin | 2019/08/09 08:00 | Michal Dembek v Daniel Michalski | 6-2,6-4 |
| ITF - M15 Koszalin | 2019/08/08 09:00 | Janis Podzus v Daniel Michalski | 0-6,6-3,1-6 |
| ITF - M15 Koszalin | 2019/08/06 14:10 | Michal Wozniak v Daniel Michalski | 1-6,1-6 |
| Challenger - Sopot | 2019/07/31 15:00 | Stefano Travaglia v Daniel Michalski | 6-1,6-1 |
| Challenger - Sopot | 2019/07/30 13:35 | Michal Przysiezny v Daniel Michalski | 2-6,5-7 |
| ITF - M15 Breslávia | 2019/07/04 08:00 | Michal Dembek v Daniel Michalski | 6-4,3-6,6-3 |
| ITF - M15 Breslávia | 2019/07/03 08:00 | Ondrej Krstev v Daniel Michalski | 4-6,2-6 |
| ITF - M15 Tabarka | 2019/06/28 08:00 | Daniel Michalski v Andrey Chepelev | 6-7,1-6 |