| ITF Germany F2 Qual | 2016/01/17 12:00 | Dominik Boehler v Johann Willems | 6-4,7-6 |
| ITF Turkey F41 | 2015/10/14 07:00 | Bogdan Bobrov v Johann Willems | 7-6,6-1 |
| ITF Turkey F41 | 2015/10/12 07:00 | Muhammet Haylaz v Johann Willems | 3-6,6-4,6-1 |
| ITF Turkey F36 | 2015/10/04 12:00 | Patrik Nema v Johann Willems | 6-3,6-4 |
| ITF Netherlands F6 | 2015/08/25 13:50 | Guy Den Heijer v Johann Willems | 2-6,7-6,6-2 |
| ITF Netherlands F6 | 2015/08/23 12:10 | Vincent Van Den Honert v Johann Willems | 3-6,1-6 |
| ITF Netherlands F6 | 2015/08/22 08:00 | Mats Hermans v Johann Willems | 1-6,4-6 |
| ITF Netherlands F4 | 2015/07/05 08:00 | Roy Sarut De Valk v Johann Willems | 7-5,6-7,5-7 |
| ITF Netherlands F1 | 2016/06/13 15:00 | Maverick Banes v Robin Kern | 7-6,6-7,2-6 |
| ITF Czech Republic F3 | 2016/05/25 12:35 | Jan Satral v Robin Kern | 6-1,6-1 |
| ITF Czech Republic F3 Qual | 2016/05/23 10:45 | Robin Kern v Antonin Stepanek | 6-2,6-3 |
| ITF Czech Republic F3 Qual | 2016/05/22 09:30 | Robin Kern v Frantisek Pechala | 6-4,6-4 |
| ITF Czech Republic F2 | 2016/05/17 08:00 | Robin Kern v Daniel Altmaier | 1-6,3-6 |
| ITF France F7 | 2016/03/21 10:00 | Robin Kern v Philipp Davydenko | 6-7,1-6 |
| ITF Italy F1 | 2016/03/01 10:00 | Robin Kern v Alexander Igoshin | 5-7,6-3,4-6 |
| ITF Switzerland F2 Qual | 2016/02/14 13:05 | Robin Kern v Elmar Ejupovic | 6-7,3-6 |