Stadium: Center Court Round: 166 Ground: Carpet indoor
| Challenger Nur-Sultan 2 | 2019/10/02 09:50 | Denis Istomin v Julian Lenz | 7-5,6-1 |
| Challenger Nur-Sultan 2 | 2019/10/01 09:00 | Julian Lenz v Beibit Zhukayev | 6-2,7-6 |
| Challenger Orleans | 2019/09/24 14:55 | Viktor Durasovic v Julian Lenz | 6-3,7-6 |
| ATP Metz | 2019/09/17 17:45 | Julian Lenz v Pablo Carreno Busta | 1-6,1-6 |
| ATP Metz | 2019/09/16 09:00 | Matthias Bachinger v Julian Lenz | 4-6,4-6 |
| ATP Metz | 2019/09/15 12:10 | Julian Lenz v Constant Lestienne | 4-6,6-3,7-5 |
| Challenger Szczecin | 2019/09/11 09:55 | Alexey Vatutin v Julian Lenz | 6-3,6-1 |
| Challenger Szczecin | 2019/09/10 13:15 | Julian Lenz v Nikolas Sanchez Izquierdo | 6-2,6-4 |
| ITF M15 Bad Salzdetfurth | 2019/10/09 11:45 | Mats Rosenkranz v Jeremy Schifris | 6-2,6-1 |
| ITF M15 Bad Salzdetfurth | 2019/10/08 11:00 | Jeremy Schifris v Johann Willems | 3-6,6-3,10-3 |
| ITF M15 Bad Salzdetfurth | 2019/10/07 09:15 | Pavle Daljev v Jeremy Schifris | 7-6,5-7,6-10 |
| ITF M15 Pajulahti | 2019/09/18 11:05 | Jeremy Schifris v Patrik Niklas-Salminen | 1-6,4-6 |
| ITF M15 Pajulahti | 2019/09/17 11:10 | Jeremy Schifris v Jason Sormunen | 6-2,6-3 |
| ITF M15 Pajulahti | 2019/09/16 07:30 | Karl Kiur Saar v Jeremy Schifris | 3-6,4-6 |
| ITF M15 Ueberlingen | 2019/08/19 08:00 | Noah Thurner v Jeremy Schifris | 6-3,7-5 |
| ITF M15 Trier | 2019/08/13 07:30 | Jeremy Schifris v Moritz Pfaff | 6-7,1-6 |