Round: 26 Ground: Clay
| ITF Austria F4 | 2017/07/24 08:00 | Christoph Negritu v Haim, Matthias | 1-6,3-6 |
| ITF Austria F3 | 2017/07/22 09:00 | Horansky, Filip v Haim, Matthias | 6-3,6-3 |
| ITF Austria F3 | 2017/07/21 14:30 | Haim, Matthias v Viktor Durasovic | 6-3,3-6,7-5 |
| ITF Austria F3 | 2017/07/20 09:00 | Statzberger, Thomas v Haim, Matthias | 6-7,3-6 |
| ITF Austria F3 | 2017/07/19 08:30 | Haim, Matthias v Reinwein, Sami | 7-5,6-3 |
| ITF Austria F3 | 2017/07/18 14:45 | Toby Martin v Haim, Matthias | 6-4,3-6,2-6 |
| ITF Austria F3 | 2017/07/16 14:15 | Zick, Charly v Haim, Matthias | 5-7,4-6 |
| ITF Austria F3 | 2017/07/15 13:30 | de Bruijn, Ricky v Haim, Matthias | 3-6,2-6 |
| ITF Austria F4 | 2017/07/24 09:20 | Ameal, Juan Ignacio v Ruppli, Andrew | 4-6,6-4,6-3 |
| Challenger Poznan Qual | 2017/07/16 11:00 | Ameal, Juan Ignacio v Jonathan Mridha | 5-7,6-7 |
| Challenger Poznan Qual | 2017/07/15 10:50 | Patael, Ben v Ameal, Juan Ignacio | 5-7,1-6 |
| ITF Poland F4 | 2017/07/07 09:00 | Billy Harris v Ameal, Juan Ignacio | 6-3,6-2 |
| ITF Poland F4 | 2017/07/05 08:00 | Ameal, Juan Ignacio v Smola, Maciej | 6-1,6-2 |
| ITF Poland F4 | 2017/07/04 10:00 | Andrzejczuk, Adrian v Ameal, Juan Ignacio | 3-6,1-6 |
| ITF Poland F3 | 2017/06/27 09:30 | Ameal, Juan Ignacio v Billy Harris | 4-6,7-5,6-7 |
| ITF Poland F3 Qual | 2017/06/26 09:00 | Ameal, Juan Ignacio v Taylor, Sam | 6-1,6-3 |