Stadium: Court 5 Round: 25 Ground: Clay
| ITF Serbia F2 | 2018/08/16 10:10 | Darko Bojanovic v Arthur Rinderknech | 2-6,3-6 |
| ITF Serbia F1 | 2018/08/07 08:00 | Darko Bojanovic v Alen Rogic-Hadzalic | 0-6,2-6 |
| ITF Austria F5 | 2018/08/02 09:55 | Darko Bojanovic v Matias Zukas | 3-6,0-6 |
| ITF Austria F5 | 2018/08/01 12:40 | Philip Aplienz v Darko Bojanovic | 4-6,1-6 |
| ITF Austria F4 | 2018/07/23 09:00 | Alen Rogic-Hadzalic v Darko Bojanovic | 6-2,6-1 |
| ITF Zimbabwe F3 | 2018/06/11 09:30 | Darko Bojanovic v Dhruv Sunish | 2-6,4-6 |
| ITF Zimbabwe F2 | 2018/06/08 08:00 | Matias Franco Descotte v Darko Bojanovic | 6-2,7-6 |
| ITF Zimbabwe F2 | 2018/06/07 07:30 | Aron Pierce v Darko Bojanovic | 4-6,2-6 |
| ITF Slovakia F3 | 2018/08/07 11:55 | Antonio Massara v Ondrej Krstev | 6-3,6-2 |
| ITF Slovakia F2 | 2018/08/01 08:00 | Patrik Nema v Ondrej Krstev | 6-4,2-6,6-4 |
| ITF Germany F9 | 2018/07/24 12:20 | Marcelo Zormann v Ondrej Krstev | 6-4,6-1 |
| ITF Czech Republic F6 Qual | 2018/07/07 13:30 | Ondrej Krstev v Michael Gloeckler | 3-6,1-6 |
| ITF Germany F4 | 2018/06/16 08:00 | Ondrej Krstev v James Markiewicz | 6-1,6-2 |
| ITF Czech Republic F2 | 2018/05/24 10:10 | Patrik Rikl v Ondrej Krstev | 6-1,6-4 |
| ITF Czech Republic F2 | 2018/05/22 08:00 | Ondrej Krstev v Kody Pearson | 2-6,7-5,6-3 |
| ITF Hungary F1 | 2018/05/08 08:00 | Ondrej Krstev v Nicolae Frunza | 0-6,0-6 |