| ITF Czech Republic F2 | 2017/05/21 08:00 | Juan Ignacio Alcalde v Delf Gohlke | 6-1,4-6,6-3 |
| ITF Czech Republic F1 Qual | 2017/05/13 09:00 | Delf Gohlke v Patrik Obal | 2-6,1-6 |
| ITF Bulgaria F1 Qual | 2017/05/07 09:00 | Delf Gohlke v Ivaylo Traykov | 6-3,4-6,5-7 |
| ITF Italy F10 | 2017/04/23 10:35 | Aljaz Radinski v Delf Gohlke | 6-4,6-0 |
| ITF Italy F10 | 2017/04/22 07:30 | Mike Loccisano v Delf Gohlke | 3-6,2-6 |
| ITF Italy F9 Qual | 2017/04/16 13:00 | Delf Gohlke v Alexei Popyrin | 2-6,0-6 |
| ITF Italy F9 Qual | 2017/04/15 13:00 | Delf Gohlke v Vito Dell'Elba | 6-3,6-4 |
| ITF Greece F5 | 2017/04/02 06:30 | Delf Gohlke v Alexander Jhun | 2-6,1-6 |
| Challenger Champaign Qual | 2016/11/12 16:00 | Lev Kazakov v Kevin King | 6-4,2-6,5-7 |
| ITF Canada F9 Qual | 2016/09/23 14:00 | Nicholas S. Hu v Lev Kazakov | 6-2,6-1 |
| ITF Canada F9 Qual | 2016/09/22 14:00 | Lev Kazakov v Farris Fathi Gosea | 7-5,6-7,6-4 |
| ITF Canada F9 Qual | 2016/09/21 15:50 | Lev Kazakov v Ivan Endara | 6-7,6-3,6-2 |
| ITF Canada F9 Qual | 2016/09/19 17:00 | Alvaro F Diaz v Lev Kazakov | 2-6,2-6 |
| ITF Canada F9 Qual | 2016/09/17 16:00 | Nicholas Bybel v Lev Kazakov | 4-6,2-6 |
| ITF Lithuania F1 | 2016/07/19 13:05 | Laurynas Grigelis v Lev Kazakov | 6-0,7-5 |
| ITF Lithuania F1 | 2016/07/17 07:00 | Daniel Orlita v Lev Kazakov | 0-6,3-6 |