Stadium: Court 4 Round: 25 Ground: Clay
| ITF Serbia F1 Qual | 2018/08/06 09:30 | Frane Nincevic v Luka Miklavcic | 7-6,6-2 |
| 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 Italy F34 | 2018/10/31 10:55 | Jordan Correia v Duje Kekez | 6-3,6-2 |
| ITF Italy F33 | 2018/10/24 15:10 | Dimitar Kuzmanov v Duje Kekez | 6-0,6-3 |
| ITF Italy F33 | 2018/10/22 14:20 | Duje Kekez v Franjo Raspudic | 3-6,6-3,6-0 |
| ITF Italy F33 | 2018/10/21 13:20 | Duje Kekez v Patrick Grigoriu | 7-5,6-4 |
| ITF Italy F32 | 2018/10/14 08:00 | Duje Kekez v Adrian Obert | 3-6,1-6 |
| ITF Italy F31 | 2018/10/11 13:00 | Duje Kekez v Franco Capalbo | 3-6,7-5,4-6 |
| ITF Italy F26 | 2018/09/03 12:00 | Johannes Bangratz v Duje Kekez | 6-3,6-1 |
| ITF Serbia F4 | 2018/08/29 10:10 | Duje Kekez v Shahin Khaledan | 2-6,3-6 |