| 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 |
| UTR Pro Tennis Series Portoroz | 2021/08/21 09:30 | Olexiy Kolisnyk v Deni Zmak | 4-6,6-7 |
| UTR Pro Tennis Series Portoroz | 2021/08/20 11:00 | Olexiy Kolisnyk v Lawrence Bataljin | 6-3,6-2 |
| UTR Pro Tennis Series Portoroz | 2021/08/18 08:00 | George Botezan v Olexiy Kolisnyk | 5-7,1-6 |
| UTR Pro Tennis Series Portoroz | 2021/08/17 09:30 | Teodor Ureche v Olexiy Kolisnyk | 0-6,2-5 |
| UTR Pro Tennis Series Barcelona | 2021/08/15 08:00 | Olexiy Kolisnyk v Federico Zeballos | 2-6,6-2,6-4 |
| UTR Pro Tennis Series Barcelona | 2021/08/14 06:30 | Olexiy Kolisnyk v Jordi Mas De Ugarte | 6-3,6-1 |
| UTR Pro Tennis Series Barcelona | 2021/08/13 06:30 | Xavier Gabarro v Olexiy Kolisnyk | 3-6,3-6 |
| UTR Pro Tennis Series Barcelona | 2021/08/12 13:00 | Markos Kalovelonis v Olexiy Kolisnyk | 4-6,4-6 |