| Davis Cup | 2020/03/08 12:00 | Aisam-Ul-Haq Qureshi v Nik Razborsek | 4-6,7-5,7-6 |
| ITF M15 Trnava | 2020/02/27 14:25 | Danylo Kalenichenko v Nik Razborsek | 6-4,6-4 |
| ITF M15 Trnava | 2020/02/25 11:30 | Nik Razborsek v Andrew Paulson | 7-5,6-4 |
| ITF M15 Antalya | 2020/01/22 08:45 | Nik Razborsek v Marlon Vankan | 1-6,3-6 |
| ITF M15 Opava | 2019/10/31 09:00 | Nik Razborsek v Jaroslav Pospisil | 5-7,5-7 |
| ITF M15 Opava | 2019/10/29 12:30 | Nik Razborsek v Francesco Vilardo | 6-3,6-3 |
| ITF M25 Ricany | 2019/09/27 10:00 | Nik Razborsek v Michael Vrbensky | 3-6,3-6 |
| ITF M25 Ricany | 2019/09/26 08:00 | Nik Razborsek v Jiri Jenicek | 6-0,6-2 |
| ITF M15 Doboj | 2021/07/14 16:05 | Vladan Tadic v Aziz Ouakaa | 7-5,6-4 |
| ITF M15 Doboj | 2021/07/13 08:00 | Vladan Tadic v Marko Stakusic | 6-3,6-4 |
| ITF M15 Doboj | 2021/07/12 09:30 | Stefan Micov v Vladan Tadic | 6-4,3-6,4-10 |
| ITF M15 Doboj | 2021/07/11 08:15 | Stefan Ivic v Vladan Tadic | 3-6,6-3,8-10 |
| ITF M15 Sarajevo | 2021/05/31 12:00 | Ali Habib v Vladan Tadic | 4-6,6-3,10-6 |
| ITF M15 Brcko | 2021/05/16 14:00 | Vladan Tadic v Lilian Breut | 4-6,4-6 |
| ITF M15 Prijedor | 2021/05/09 09:30 | Vladan Tadic v Dusan Rajic | 3-6,4-6 |
| Eastern European Championship | 2020/07/30 08:00 | Dimitar Kuzmanov v Vladan Tadic | 6-1,6-1 |