Stadium: Center Court Round: 26 Ground: Clay
| Challenger Augsburg | 2019/08/06 16:00 | N. Vijay Sundar Prashanth v Julian Lenz | 5-7,1-6 |
| Challenger Augsburg | 2019/08/05 16:00 | Julian Lenz v Eduard Esteve Lobato | 4-6,6-4,6-4 |
| Challenger Liberec | 2019/07/29 09:35 | Tomas Machac v Julian Lenz | 7-6,6-1 |
| ATP Hamburg | 2019/07/23 16:30 | Fabio Fognini v Julian Lenz | 6-4,6-4 |
| ATP Hamburg | 2019/07/21 11:55 | Gianluca Mager v Julian Lenz | 2-6,7-6,5-7 |
| ATP Hamburg | 2019/07/20 11:45 | Julian Lenz v Joao Domingues | 6-3,4-6,7-6 |
| Challenger Amersfoort | 2019/07/16 08:00 | Julian Lenz v Igor Sijsling | 4-6,1-6 |
| Challenger Braunschweig | 2019/07/08 13:05 | Julian Lenz v Yannick Hanfmann | 5-7,4-6 |
| Challenger Augsburg | 2019/08/06 12:55 | Peter Heller v Mario Vilella Martinez | 2-6,2-6 |
| Challenger Liberec | 2019/07/30 08:00 | Zsombor Piros v Mario Vilella Martinez | 6-1,4-6,6-4 |
| Challenger Prague | 2019/07/28 13:00 | Chun Hsin Tseng v Mario Vilella Martinez | 4-6,2-6 |
| Challenger Prague | 2019/07/27 11:20 | Mario Vilella Martinez v Carlos Taberner | 7-5,6-2 |
| Challenger Prague | 2019/07/26 13:30 | Mario Vilella Martinez v Lorenzo Giustino | 6-0,7-6 |
| Challenger Prague | 2019/07/25 11:35 | Mario Vilella Martinez v Attila Balazs | 6-4,6-3 |
| Challenger Prague | 2019/07/24 11:45 | Aleksandr Nedovyesov v Mario Vilella Martinez | 2-6,1-6 |
| Challenger Prague | 2019/07/22 14:30 | Martin Damm v Mario Vilella Martinez | 1-6,1-6 |