Round: 44
| Tennis Point Exhibition Series | 2020/07/21 11:35 | Johannes Haerteis v Luca Gelhardt | 6-1,6-3 |
| Tennis Point Exhibition Series | 2020/05/31 09:35 | Luca Gelhardt v Johannes Haerteis | 2-6,2-6 |
| Tennis Point Exhibition Series | 2020/07/28 08:00 | Constantin Schmitz v Luca Gelhardt | 6-3,6-1 |
| Tennis Point Exhibition Series | 2020/07/25 09:30 | Constantin Schmitz v Luca Gelhardt | 6-3,6-2 |
| Tennis Point Exhibition Series | 2020/07/24 09:30 | Christian Djonov v Luca Gelhardt | 0-6,6-7 |
| Tennis Point Exhibition Series | 2020/07/23 10:15 | Benjamin Hassan v Luca Gelhardt | 6-2,6-4 |
| Tennis Point Exhibition Series | 2020/07/22 08:00 | Hazem Naw v Luca Gelhardt | 6-0,2-6,2-6 |
| Tennis Point Exhibition Series | 2020/07/21 11:35 | Johannes Haerteis v Luca Gelhardt | 6-1,6-3 |
| Tennis Point Exhibition Series | 2020/07/18 08:30 | Sebastian Fanselow v Luca Gelhardt | 3-6,4-6 |
| Tennis Point Exhibition Series | 2020/07/11 09:30 | Luca Gelhardt v Tim Puetz | 3-6,2-6 |
| Tennis Point Exhibition Series | 2020/07/28 11:15 | Johannes Haerteis v Benjamin Hassan | 4-6,2-6 |
| Tennis Point Exhibition Series | 2020/07/25 08:00 | Daniel Vishnick v Johannes Haerteis | 3-6,3-6 |
| Tennis Point Exhibition Series | 2020/07/24 08:00 | Constantin Schmitz v Johannes Haerteis | 2-6,2-6 |
| Tennis Point Exhibition Series | 2020/07/23 11:35 | Christian Djonov v Johannes Haerteis | 0-6,2-6 |
| Tennis Point Exhibition Series | 2020/07/22 11:55 | Benjamin Hassan v Johannes Haerteis | 5-7,6-7 |
| Tennis Point Exhibition Series | 2020/07/21 11:35 | Johannes Haerteis v Luca Gelhardt | 6-1,6-3 |
| DTB German Pro Series | 2020/06/26 12:00 | Max Hans Rehberg v Johannes Haerteis | 3-6,2-6 |
| DTB German Pro Series | 2020/06/25 13:35 | Daniel Masur v Johannes Haerteis | 6-7,6-1,5-7 |