Round: 45 Ground: Clay
| ITF M15 Porec | 2019/03/13 09:00 | Luka Mrsic v Andrea Basso | 6-3,1-6,4-6 |
| ITF M15 Porec | 2019/03/12 09:00 | Mike Urbanija v Luka Mrsic | 4-6,6-1,9-11 |
| ITF M15 Porec | 2019/03/11 11:00 | Luka Mrsic v Gorazd Srbljak | 6-4,6-3 |
| ITF M15 Porec | 2019/03/14 11:35 | Ljubomir Celebic v Andrea Basso | 6-3,3-6,3-6 |
| ITF M15 Porec | 2019/03/13 09:00 | Mate Valkusz v Ljubomir Celebic | 5-7,1-6 |
| ITF M15 Porec | 2019/03/12 09:00 | Franjo Raspudic v Ljubomir Celebic | 2-6,1-6 |
| ITF M15 Porec | 2019/03/11 09:00 | Darko Jandric v Ljubomir Celebic | 1-6,1-6 |
| Challenger de Portoroz - Clasificación | 2018/08/04 08:00 | Ljubomir Celebic v Nikola Cacic | 5-7,1-6 |
| Challenger de Praga | 2018/07/21 14:05 | Vit Kopriva v Ljubomir Celebic | 6-1,6-4 |
| ITF Hungary F4 | 2018/06/12 08:00 | Ljubomir Celebic v Oscar Jose Gutierrez | 2-6,6-4,3-6 |
| ITF Bosnia y Herzegovina F2 | 2018/05/24 08:00 | Tom Kocevar-Desman v Ljubomir Celebic | 7-5,6-2 |