Round: 44 Ground: Hardcourt outdoor
| ITF Uzbekistan F4 Qual | 2018/06/03 07:00 | Tryakshin, Mark v Pulatov, Sardor | 1-6,4-6 |
| ITF Kazakhstan F5 Qual | 2018/04/23 05:00 | Sergei Pogosian v Tryakshin, Mark | 6-3,6-3 |
| ITF Kazakhstan F5 Qual | 2018/04/22 06:10 | Tryakshin, Mark v Beresnev, Stepan | 6-4,6-3 |
| ITF Kazakhstan F5 Qual | 2018/04/21 06:50 | Tryakshin, Mark v Pulatov, Sardor | 6-3,3-6,7-6 |
| ITF Kazakhstan F4 Qual | 2018/04/15 08:10 | Klimov, Daniil v Tryakshin, Mark | 6-0,7-5 |
| ITF Kazakhstan F4 Qual | 2018/04/14 08:00 | Tryakshin, Mark v Anvarkhodjaev, Islom | 6-0,6-1 |
| ITF Kazakhstan F3 Qual | 2018/04/08 06:30 | Tryakshin, Mark v Kutsenko, Vadim | 1-6,2-6 |
| ITF Kazakhstan F7 Qual | 2017/09/24 05:00 | Baluda, Victor v Tryakshin, Mark | 6-2,6-0 |
| Kazakhstan F6, Singles | 2018/09/11 08:25 | Mugevicius, Lukas v Khassanov, Roman | 5-7,1-6 |
| ITF Tunisia F30 | 2018/09/05 09:00 | Mugevicius, Lukas v Pontico, Hugo | 2-6,4-6 |
| ITF Poland F7 | 2018/08/13 08:00 | Nikita Mashtakov v Mugevicius, Lukas | 6-1,4-6,6-1 |
| ITF Poland F7 | 2018/08/11 08:00 | Turnquest, Jody v Mugevicius, Lukas | 6-4,0-6,0-6 |
| ITF Poland F6 Qual | 2018/08/05 09:30 | Mugevicius, Lukas v Hellfritsch, Lucas | 6-4,1-6,0-6 |
| ITF Poland F6 Qual | 2018/08/04 08:00 | Zawisza, Pawel v Mugevicius, Lukas | 3-6,1-6 |
| ITF Finland F1 Qual | 2018/07/28 11:00 | Bachmaier, Philip v Mugevicius, Lukas | 7-6,6-1 |
| Challenger Ostrava Qual | 2017/04/29 10:10 | Mertl, Jan v Mugevicius, Lukas | 6-3,6-1 |