Round: 54 Ground: Clay
| ITF Serbia F4 | 2018/08/25 10:00 | Dusan Obradovic v Stevan Popovic | 5-7,6-4,6-3 |
| ITF Serbia F1 Qual | 2018/08/05 08:00 | Ivan Randjelovic v Stevan Popovic | 6-1,6-3 |
| ITF Serbia F1 Qual | 2018/08/04 07:00 | Stevan Popovic v Maximilian Gatev | 6-3,6-7,6-3 |
| ITF Germany F15 | 2017/10/15 07:00 | Stevan Popovic v Pavel Motl | 1-6,0-6 |
| ITF Serbia F3 Qual | 2017/08/19 09:30 | Artem Dubrivnyy v Stevan Popovic | 6-0,6-0 |
| ITF Serbia F2 Qual | 2017/08/12 07:00 | Stevan Popovic v Luka Miklavcic | 2-6,7-5,2-6 |
| ITF M15 Saarlouis | 2019/07/03 12:10 | Fabrizio Ornago v Karlo Cubelic | 6-1,6-1 |
| ITF M15 Saarlouis | 2019/07/01 10:00 | Eduardo Dischinger v Karlo Cubelic | 6-3,6-2 |
| ITF M15 Saarlouis | 2019/07/01 08:00 | Marco Neubau v Karlo Cubelic | 1-6,6-7 |
| ITF M15 Kamen | 2019/06/27 10:20 | Javier Barranco Cosano v Karlo Cubelic | 6-0,6-2 |
| ITF M15 Kamen | 2019/06/26 15:25 | Karlo Cubelic v Nicholas Bybel | 6-1,7-6 |
| ITF M15 Troisdorf | 2019/05/06 07:00 | Oscar Galimardanov v Karlo Cubelic | 3-6,6-3,10-6 |
| ITF M15 Sharm El Sheikh | 2019/04/09 08:00 | Karlo Cubelic v Lucas Hellfritsch | 5-7,1-6 |
| ITF M15 Tel Aviv | 2019/03/27 08:00 | Karlo Cubelic v Christoffer Solberg | 3-6,6-4,4-6 |