Round: 44
| Tennis Point Exhibition Series | 2020/05/03 07:00 | Dustin Brown v Johannes Haerteis | 4-2,4-3 |
| Tennis Point Exhibition Series | 2020/05/02 11:55 | Johannes Haerteis v Florian Broska | 3-4,4-2,1-4 |
| Tennis Point Exhibition Series | 2020/05/02 09:50 | Benjamin Hassan v Johannes Haerteis | 1-4,4-3,2-4 |
| Tennis Point Exhibition Series | 2020/05/01 11:10 | Johannes Haerteis v Jan Choinski | 4-2,4-2 |
| Tennis Point Exhibition Series | 2020/05/01 09:20 | Yannick Hanfmann v Johannes Haerteis | 4-0,4-1 |
| ITF M25 Las Vegas | 2020/03/07 02:30 | Johannes Haerteis v Petros Chrysochos | 2-6,7-5,4-6 |
| ITF M25 Las Vegas | 2020/03/05 19:45 | Johannes Haerteis v Alex Blumenberg | 7-6,6-1 |
| ITF M25 Las Vegas | 2020/03/04 19:15 | Johannes Haerteis v Ryan Shane | 6-4,6-4 |
| Tennis Point Exhibition Series | 2020/05/03 10:30 | Constantin Schmitz v Jean-Marc Werner | 4-3,4-0 |
| Tennis Point Exhibition Series | 2020/05/02 14:30 | Benjamin Hassan v Constantin Schmitz | 4-3,4-3 |
| Tennis Point Exhibition Series | 2020/05/02 07:50 | Constantin Schmitz v Yannick Hanfmann | 4-0,1-4,1-4 |
| Tennis Point Exhibition Series | 2020/05/01 13:35 | Florian Broska v Constantin Schmitz | 3-4,3-4 |
| Tennis Point Exhibition Series | 2020/05/01 10:10 | Constantin Schmitz v Dustin Brown | 2-4,2-4 |
| ITF M15 Doha | 2020/03/12 11:55 | Constantin Schmitz v Daniil Glinka | 6-3,6-3 |
| ITF M15 Doha | 2020/03/11 15:00 | Constantin Schmitz v Mousa Shanan Zayed | 6-1,6-3 |
| ITF M15 Heraklion | 2020/03/04 08:30 | Constantin Schmitz v Lenny Hampel | 6-7,6-2,3-6 |