Round: 25 Ground: Clay
| ITF Turkey F43 | 2015/10/30 07:30 | Yannik Reuter v Nik Razborsek | 6-3,7-5 |
| ITF Turkey F43 | 2015/10/29 09:50 | David Szintai v Nik Razborsek | 6-3,4-6,6-7 |
| ITF Turkey F43 | 2015/10/27 09:10 | Ergi Kirkin v Nik Razborsek | 2-6,1-6 |
| ITF Turkey F42 | 2015/10/23 13:15 | Nik Razborsek v Vit Kopriva | 2-6,0-6 |
| ITF Turkey F42 | 2015/10/23 09:30 | Nik Razborsek v Victor Poncelet | 6-2,6-1 |
| Davis Cup | 2015/07/17 09:00 | Dudi Sela v Nik Razborsek | 6-1,6-3,6-2 |
| ITF Italy F16 | 2015/07/03 11:30 | Pietro Licciardi v Nik Razborsek | 3-6,4-6 |
| ITF Italy F16 | 2015/07/02 13:00 | Nik Razborsek v Alessandro Petrone | 6-3,4-6,6-4 |
| ITF Italy F32 | 2016/05/05 08:00 | Ljubomir Celebic v Bradley Mousley | 2-6,4-6 |
| ITF Italy F4 | 2016/04/06 14:15 | Ljubomir Celebic v Miliaan Niesten | 3-6,4-6 |
| ITF Italy F4 | 2016/04/05 15:05 | Wilson Leite v Ljubomir Celebic | 6-3,1-6,1-6 |
| ITF Croatia F4 | 2016/03/22 09:00 | Riccardo Bellotti v Ljubomir Celebic | 6-1,6-7,6-4 |
| ITF Croatia F3 | 2016/03/18 10:00 | Ljubomir Celebic v Jaume Munar | 7-5,5-7,3-6 |
| ITF Croatia F3 | 2016/03/15 10:00 | Tomislav Ternar v Ljubomir Celebic | 2-6,2-6 |
| Davis Cup | 2016/03/04 08:55 | Marcos Baghdatis v Ljubomir Celebic | 6-4,7-6 |
| Davis Cup | 2016/03/03 09:30 | Ljubomir Celebic v Birkir Gunnarsson | 6-2,6-2 |