Stadium: Court 1 Round: 54 Ground: Hardcourt outdoor
| ITF Portugal F14 | 2018/08/08 09:00 | Jhun, Alexander v Gil, Fred | 4-6,1-6 |
| ITF Portugal F14 | 2018/08/05 07:00 | Jhun, Alexander v Foster, George | 6-3,6-2 |
| ITF Ireland F1 | 2018/07/31 09:00 | Jhun, Alexander v Osgar O'Hoisin | 7-6,3-6,4-6 |
| ITF Portugal F9 | 2018/06/21 10:30 | Crepatte, Baptiste v Jhun, Alexander | 6-3,6-4 |
| ITF Portugal F9 | 2018/06/19 13:25 | Cabral, Francisco v Jhun, Alexander | 6-3,1-6,3-6 |
| ITF Portugal F9 | 2018/06/17 09:00 | Jhun, Alexander v Ben Jones | 6-2,6-3 |
| ITF Portugal F9 | 2018/06/16 11:30 | Jhun, Alexander v Francisco Oliveira | 4-6,6-3,6-2 |
| ITF Tunisia F21 | 2018/05/30 09:00 | Siringo, Eros v Jhun, Alexander | 6-3,7-6 |
| ITF - M15 Tbilisi | 2019/04/29 11:50 | Kozyrev, Klim v Bardzin, A. | 6-1,3-6,10-5 |
| ITF Russia F5 Qual | 2018/08/05 08:00 | Kozyrev, Klim v Vorobyev, Andrey | 1-6,6-2,3-6 |
| ITF Russia F4 Qual | 2018/07/29 11:00 | Kozyrev, Klim v Alekseenko, Gleb | 4-6,2-6 |
| ITF Georgia F2 | 2018/07/14 07:30 | Kozyrev, Klim v Mykhailo Kvantaliani | 1-6,3-6 |
| Tunisia F16, Singles Qualifying | 2018/04/21 11:00 | Kozyrev, Klim v Shooshtarian, Shayan | 2-6,0-6 |
| Tunisia F15, Singles Qualifying | 2018/04/14 11:30 | Santalla, Ezequiel Agustin v Kozyrev, Klim | 6-0,7-5 |
| ITF Greece F3 | 2018/03/10 07:30 | Kozyrev, Klim v Ahti, Ville-Petteri | 0-6,1-6 |
| ITF Greece F2 | 2018/03/03 07:30 | Kozyrev, Klim v Paroulek, Tadeas | 1-6,1-6 |