Stadium: Center Court Round: 25 Ground: Clay
| ITF Germany F1 | 2016/01/13 12:25 | Florian Fallert v Johannes Haerteis | 4-6,4-6 |
| ITF Switzerland F2 | 2015/03/19 12:00 | Florian Fallert v Johannes Haerteis | 6-3,6-4 |
| ITF Bahrain F1 | 2018/03/20 16:30 | Florian Fallert v Riccardo Maiga | 1-6,1-6 |
| ITF Qatar F3 | 2018/03/14 14:15 | Florian Fallert v Jan Mertl | 3-6,1-6 |
| ITF Qatar F3 | 2018/03/13 15:35 | Florian Fallert v Petr Nouza | 2-6,6-4,7-6 |
| ITF Qatar F3 Qual | 2018/03/12 14:25 | Florian Fallert v Niklas Schell | 6-2,6-1 |
| ITF Qatar F3 Qual | 2018/03/11 15:55 | Florian Fallert v Morgan Johansson | 6-7,6-3,7-5 |
| ITF Qatar F2 | 2018/03/06 17:20 | Florian Fallert v Chun Hun Wong | 6-3,3-6,2-6 |
| ITF Great Britain F2 | 2018/02/07 16:40 | Florian Fallert v Adrian Obert | 0-6,7-5,3-6 |
| ITF Great Britain F2 | 2018/02/05 12:30 | Florian Fallert v Stanislav Poplavskyy | 6-2,6-7,6-2 |
| ITF Tunisia F13 | 2018/04/05 12:00 | Johannes Haerteis v Clement Tabur | 7-6,5-7,5-7 |
| ITF Tunisia F13 | 2018/04/03 10:30 | Johannes Haerteis v Ezequiel A Santalla | 6-3,4-6,6-2 |
| ITF Greece F5 | 2018/03/29 07:30 | Johannes Haerteis v Baptiste Crepatte | 4-6,7-6,3-6 |
| ITF Greece F5 | 2018/03/27 12:00 | Calin Manda v Johannes Haerteis | 2-6,2-6 |
| ITF Italy F1 Qual | 2018/02/24 08:30 | Alexander Wolfschmidt v Johannes Haerteis | 0-6,0-6 |
| ITF Switzerland F2 | 2018/02/14 09:00 | Lukas Klein v Johannes Haerteis | 6-4,7-6 |
| ITF Switzerland F2 | 2018/02/13 11:40 | Johannes Haerteis v Hugo Grenier | 4-6,6-3,7-6 |
| ITF Switzerland F2 Qual | 2018/02/11 10:00 | Johannes Haerteis v Stefan Fiacan | 6-2,6-1 |