Stadion: Court 2 Round: 45 Ground: Clay
| ITF - Estland F2 | 2018/10/28 09:00 | Zvonimir Oreskovic v Aleksas Tverijonas | 6-4,5-7,1-6 |
| ITF - Italien F21 - Qualifikation | 2018/07/28 14:45 | Zvonimir Oreskovic v Manuel Bernard | 3-6,6-2,7-6 |
| ITF - Österreich F1 | 2018/06/30 11:00 | Luca Staeheli v Zvonimir Oreskovic | 6-0,6-1 |
| ITF - Bosnien und Herzegowina F3 - Qualifikation | 2018/05/28 12:55 | Manfred Fellin v Zvonimir Oreskovic | 6-2,3-6,5-7 |
| ITF - Bosnien und Herzegowina F3 - Qualifikation | 2018/05/27 08:00 | Zvonimir Oreskovic v Milos Vukovic | 6-4,6-0 |
| ITF - Bosnien und Herzegowina F3 - Qualifikation | 2018/05/26 07:00 | Zvonimir Oreskovic v Stefan Dragovic | 6-4,7-5 |
| ITF - Bulgarien F1 | 2018/05/17 10:45 | Zvonimir Oreskovic v Calin Manda | 1-6,1-6 |
| ITF - Bulgarien F1 | 2018/05/16 08:52 | Yan Sabanin v Zvonimir Oreskovic | 1-1 |
| ITF - M15 - Porec | 2019/03/11 09:00 | Isa Mammetgulyyev v Fabian Marozsan | 1-6,2-6 |
| ITF - Tschechien F12 | 2018/11/27 10:40 | Isa Mammetgulyyev v Yvo Panak | 6-7,3-6 |
| ITF - Tschechien F11 - Qualifikation | 2018/11/19 09:00 | Michal Bisko v Isa Mammetgulyyev | 7-6,7-6 |
| ITF - Tschechien F10 | 2018/11/14 16:45 | Isa Mammetgulyyev v Jakob Aichhorn | 6-7,3-6 |
| ITF - Tschechien F10 | 2018/11/13 09:00 | Isa Mammetgulyyev v Tillmann Erdbories | 1-6,3-6 |
| ITF - Tschechien F10 | 2018/11/12 11:00 | Isa Mammetgulyyev v Daniel Paty | 6-7,6-3,6-3 |
| ITF - Tschechien F9 | 2018/11/06 13:55 | Aslan Karatsev v Isa Mammetgulyyev | 3-6,6-4,6-4 |
| ITF - Tschechien F9 | 2018/11/05 14:10 | Isa Mammetgulyyev v David Novotny | 6-3,6-3 |