Stadium: Court 7 Round: 25 Ground: Clay
| ITF Dominican Republic F3 | 2017/12/13 13:30 | Carlos Boluda-Purkiss v Matthias Haim | 3-6,6-3,6-4 |
| ITF Dominican Republic F3 | 2017/12/12 17:35 | Matthias Haim v Adrian Andrzejczuk | 7-6,6-3 |
| ITF Dominican Republic F2 | 2017/12/04 14:30 | Mick Lescure v Matthias Haim | 6-2,6-3 |
| ITF Dominican Republic F1 | 2017/11/29 14:00 | Matthias Haim v Genaro Alberto Olivieri | 4-6,1-6 |
| ITF Dominican Republic F1 | 2017/11/28 17:55 | Matthias Haim v Ian Dempster | 6-4,6-4 |
| ITF Greece F8 | 2017/11/07 08:00 | Lucas Gomez v Matthias Haim | 6-4,4-6,6-0 |
| ITF Greece F7 | 2017/11/05 09:00 | Andres Artunedo Martinavarr v Matthias Haim | 6-2,6-3 |
| ITF Greece F7 | 2017/11/03 08:00 | Matthias Haim v Tallon Griekspoor | 7-6,6-3 |
| ITF Czech Republic F10 | 2017/11/15 14:00 | Johann Willems v Michael Vrbensky | 4-6,2-6 |
| ITF Czech Republic F10 | 2017/11/14 11:30 | Victor Ouvrard v Johann Willems | 0-6,6-2,3-6 |
| ITF Czech Republic F10 | 2017/11/13 11:30 | Andrej Glvac v Johann Willems | 2-6,3-6 |
| ITF Czech Republic F9 | 2017/11/09 10:05 | Marek Jaloviec v Johann Willems | 6-4,3-6,6-4 |
| ITF Czech Republic F9 | 2017/11/08 15:45 | Johann Willems v Rudolf Molleker | 6-3,6-4 |
| ITF Czech Republic F9 | 2017/11/07 11:50 | Johann Willems v Lukas Vejvara | 7-5,6-1 |
| ITF Czech Republic F9 | 2017/11/06 09:00 | Johann Willems v Dusan Rajic | 6-3,6-3 |
| ITF Turkey F36 | 2017/09/25 07:30 | Johann Willems v Jannis Kahlke | 3-6,3-6 |