Round: 25 Ground: Clay
| ITF Austria F2 | 2017/07/13 13:15 | Brands, Daniel v Erler, Alexander | 6-2,6-1 |
| ITF Austria F2 | 2017/07/12 08:30 | Adrian Bodmer v Erler, Alexander | 3-6,2-6 |
| ITF Austria F2 | 2017/07/11 08:30 | Erler, Alexander v Neuchrist, Maximilian | 7-6,7-6 |
| ITF Austria F1 | 2017/07/05 12:00 | Hampel, Lenny v Erler, Alexander | 4-6,6-4,6-3 |
| ITF Czech Republic F1 Qual | 2017/05/14 09:00 | Paroulek, Tadeas v Erler, Alexander | 6-4,6-3 |
| ITF Czech Republic F1 Qual | 2017/05/13 08:00 | Rabas, Daniel v Erler, Alexander | 2-6,2-6 |
| ITF Turkey F5 | 2017/02/06 07:00 | Krstev, Ondrej v Erler, Alexander | 6-2,5-7,2-6 |
| ITF Turkey F5 | 2017/02/05 07:00 | Erler, Alexander v Steiner, Severin | 6-1,6-4 |
| ITF Austria F2 | 2017/07/14 11:25 | Brands, Daniel v Yang, Tsung-Hua | 7-6,6-3 |
| ITF Austria F2 | 2017/07/13 15:00 | Hampel, Lenny v Yang, Tsung-Hua | 2-6,6-7 |
| ITF Austria F2 | 2017/07/12 08:30 | Sude, Jakob v Yang, Tsung-Hua | 6-3,4-6,2-6 |
| ITF Austria F2 | 2017/07/10 09:30 | Aichhorn, Jakob v Yang, Tsung-Hua | 4-6,1-6 |
| ITF Austria F1 | 2017/07/06 09:00 | Yang, Tsung-Hua v Brunner, Pascal | 2-6,4-6 |
| ITF Austria F1 | 2017/07/05 08:30 | Yang, Tsung-Hua v Horton, Nicholas | 7-6,6-3 |
| ITF Austria F1 | 2017/07/03 10:00 | Yang, Tsung-Hua v Kossler, Bernd | 6-4,6-3 |
| ITF Chinese Taipei F2 | 2017/06/23 02:00 | Shintaro Imai v Yang, Tsung-Hua | 4-6,6-4,6-1 |