Stadium: Court 2 Round: 25 Ground: Hardcourt indoor
| ITF Tunisia F33 | 2018/09/28 09:00 | Patrik Hartmeier v Robert Strombachs | 2-6,6-7 |
| ITF M15 Horgen | 2019/08/29 15:45 | Jakub Paul v Patrik Hartmeier | 6-2,6-3 |
| ITF M15 Horgen | 2019/08/27 14:45 | Jonas Schaer v Patrik Hartmeier | 3-6,4-6 |
| ITF M25 Schlieren | 2019/08/21 09:55 | Tobias Simon v Patrik Hartmeier | 6-3,6-3 |
| ITF M15 Trier | 2019/08/13 09:30 | Niklas Schell v Patrik Hartmeier | 6-4,6-2 |
| ITF M15 Bad Schussenried | 2019/07/22 09:30 | Patrik Hartmeier v Tim Handel | 4-6,6-7 |
| ITF M15 Kramsach | 2019/07/19 14:10 | Ronald Slobodchikov v Patrik Hartmeier | 6-2,6-0 |
| ITF M15 Kramsach | 2019/07/18 10:30 | Patrik Hartmeier v Mariano Kestelboim | 6-4,7-6 |
| ITF M15 Kramsach | 2019/07/17 13:30 | Gabriel Donev v Patrik Hartmeier | 4-6,3-6 |
| Davis Cup | 2019/09/14 08:00 | Michail Pervolarakis v Robert Strombachs | 6-4,6-4 |
| Davis Cup | 2019/09/13 08:00 | Vladimir Ivanov v Robert Strombachs | 7-6,4-6,6-3 |
| Davis Cup | 2019/09/12 08:00 | Robert Strombachs v Dimitar Grabul | 7-6,7-6 |
| Davis Cup | 2019/09/11 08:00 | Robert Strombachs v Rrezart Cungu | 6-2,6-4 |
| ITF M25 Poznan | 2019/08/20 12:00 | Robert Strombachs v Miljan Zekic | 6-4,3-6,2-6 |
| Challenger Augsburg | 2019/08/06 08:00 | N.Sriram Balaji v Robert Strombachs | 6-1,6-1 |
| ITF M15 Castelo Branco | 2019/07/17 11:55 | Robert Strombachs v Nuno Borges | 2-6,1-6 |
| ITF M15 Idanha-a-Nova | 2019/07/13 09:30 | Fred Gil v Robert Strombachs | 6-3,6-3 |