Stadium: Clay 3 Round: 44 Ground: Hardcourt outdoor
| ITF Bulgaria F1 | 2018/05/13 07:00 | Khunarikov, Ruslan v Ontica, Cosmin | 3-6,6-7 |
| ITF Bulgaria F1 | 2018/05/12 07:00 | Ivanov, Valentin v Khunarikov, Ruslan | 2-6,2-6 |
| Turkey F17, Singles Qualifying | 2018/05/01 13:25 | Khunarikov, Ruslan v Riccardo Bonadio | 1-6,2-6 |
| Turkey F17, Singles Qualifying | 2018/04/29 07:30 | Haefele, Andres v Khunarikov, Ruslan | 2-6,3-6 |
| Turkey F17, Singles Qualifying | 2018/04/28 07:30 | Khunarikov, Ruslan v Mazo, Leonid | 6-7,7-6,6-3 |
| Turkey F16, Singles Qualifying | 2018/04/21 07:30 | Khunarikov, Ruslan v Besada, Santiago | 6-7,5-7 |
| ITF Croatia F3 | 2018/03/18 08:30 | Huber, Gabriel v Khunarikov, Ruslan | 7-5,6-4 |
| ITF Croatia F2 | 2018/03/12 13:00 | Vidak, Antun v Khunarikov, Ruslan | 6-1,6-3 |
| ITF Kuwait F3 | 2018/11/11 07:00 | Micov, Stefan v Karlo Cubelic | 2-6,6-3,6-2 |
| ITF Kuwait F3 | 2018/11/10 09:15 | Sikorski, Philipp v Karlo Cubelic | 2-6,1-6 |
| ITF Kuwait F2 | 2018/11/06 07:30 | Adamson, Alec v Karlo Cubelic | 6-1,6-3 |
| ITF Kuwait F2 | 2018/11/04 08:20 | Karlo Cubelic v Wakita, Shunsuke | 6-3,2-6,6-3 |
| ITF Germany F16 | 2018/10/22 10:00 | Willems, Johann v Karlo Cubelic | 6-3,6-4 |
| ITF Germany F16 | 2018/10/21 10:30 | Karlo Cubelic v Walder, Jordi | 6-4,3-6,7-6 |
| ITF Germany F16 | 2018/10/21 08:00 | Vladusic, Nenad v Karlo Cubelic | 2-6,5-7 |
| ITF Germany F15 | 2018/10/11 15:25 | Seifert, Stefan v Karlo Cubelic | 6-4,6-7,6-2 |