| Challenger Praga | 2018/07/21 13:20 | Volodymyr Uzhylovskyi v Dominik Kellovsky | 6-3,2-6,3-6 |
| Challenger Astana - Qual. | 2018/07/14 04:00 | Volodymyr Uzhylovskyi v Fran Zvonimir Zgombic | 6-1,6-0 |
| Challenger Recanati - Qual. | 2018/06/30 16:10 | Aldin Setkic v Volodymyr Uzhylovskyi | 6-1,6-4 |
| Challenger Caltanissetta - Qual. | 2018/06/09 14:15 | Volodymyr Uzhylovskyi v Pawel Juszczak | 3-6,2-6 |
| ITF Ucraina F3 | 2018/05/22 08:55 | Oleg Khotkov v Volodymyr Uzhylovskyi | 6-2,6-4 |
| ITF Ucraina F2 | 2018/05/17 10:00 | Volodymyr Uzhylovskyi v Oleg Prihodko | 7-6,2-6,3-6 |
| ITF Ucraina F2 | 2018/05/16 14:50 | Artem Smirnov v Volodymyr Uzhylovskyi | 4-6,2-6 |
| ITF Ucraina F2 | 2018/05/15 08:30 | Volodymyr Uzhylovskyi v Adrian Exposito | 6-1,6-3 |
| Challenger Tampere | 2018/07/21 11:40 | Tom Kocevar-Desman v Karl Friberg | 6-4,7-6 |
| ITF Estonia F1 | 2018/07/18 07:00 | Karl Friberg v Denis Klok | 4-6,6-3,5-7 |
| ITF Estonia F1 | 2018/07/17 08:45 | Martins Rocens v Karl Friberg | 5-7,0-6 |
| Challenger Bastad - Qual. | 2018/07/08 11:40 | Jules Okala v Karl Friberg | 6-0,6-0 |
| Challenger Bastad - Qual. | 2018/07/08 08:15 | Karl Friberg v Antoine Bellier | 6-2,6-4 |
| Challenger Bastad - Qual. | 2018/07/07 10:05 | Ruben Gonzales v Karl Friberg | 2-6,1-6 |
| Challenger Poprad Tatry - Qual. | 2018/06/16 12:20 | Karl Friberg v Vit Kopriva | 1-6,1-6 |
| ITF Ungheria F4 | 2018/06/14 08:00 | Patricio Heras v Karl Friberg | 6-2,6-2 |