Stadium: Court 5 Round: 62 Ground: Clay
| ITF Serbia F1 Qual | 2018/08/05 10:30 | Frane Nincevic v Stefan Dragovic | 6-2,6-1 |
| ITF Bosnia and Herzegovina F2 | 2018/05/23 11:00 | Frane Nincevic v Tom Kocevar-Desman | 2-6,2-6 |
| ITF Hungary F1 Qual | 2018/05/06 10:00 | Frane Nincevic v Daniel Khin | 6-3,4-6,3-6 |
| ITF Croatia F3 | 2018/03/20 10:00 | Frane Nincevic v Nicola Ghedin | 6-2,5-7,6-7 |
| ITF Croatia F1 | 2018/03/04 15:00 | Sebastian Prechtel v Frane Nincevic | 6-4,7-5 |
| ITF Croatia F1 | 2018/03/04 09:00 | Alexandru Ionel Stroe v Frane Nincevic | 3-6,0-6 |
| ITF Turkey F1 | 2018/01/06 08:00 | Frane Nincevic v Alexander Boborykin | 7-5,3-6,1-6 |
| ITF Greece F9 Qual | 2017/11/12 09:00 | Antoine Walch v Frane Nincevic | 6-3,6-2 |
| ITF Serbia F1 Qual | 2018/08/05 10:30 | Plamen Milushev v Luka Miklavcic | 5-7,2-6 |
| ITF Austria F5 Qual | 2018/07/30 08:00 | Philip Aplienz v Luka Miklavcic | 6-3,6-4 |
| ITF Austria F5 Qual | 2018/07/28 07:00 | Fabian Gruber v Luka Miklavcic | 2-6,7-6,3-6 |
| ITF Croatia F3 | 2018/03/18 14:30 | Luka Miklavcic v Philip Aplienz | 6-4,6-7,5-7 |
| ITF Croatia F1 | 2018/03/04 10:00 | Dariusz Lipka v Luka Miklavcic | 6-4,6-1 |
| ITF Turkey F6 | 2018/02/10 09:00 | Anton Desyatnik v Luka Miklavcic | 3-6,6-3,6-3 |
| ITF Turkey F5 | 2018/02/05 07:30 | Jung-Woong Na v Luka Miklavcic | 6-4,6-0 |
| ITF Turkey F5 | 2018/02/04 07:30 | Luka Miklavcic v Aljaz Radinski | 6-7,6-2,6-4 |