Stadium: Court 5 Round: 44 Ground: Clay
| ITF Poland F6 | 2018/08/09 10:00 | Szymon Walkow v Nikita Mashtakov | 2-6,6-3,6-2 |
| ITF Georgia F2 | 2018/07/19 06:00 | Ronald Slobodchikov v Nikita Mashtakov | 7-5,4-6,6-0 |
| ITF Georgia F2 | 2018/07/18 08:30 | Milan Drinic v Nikita Mashtakov | 5-7,3-6 |
| ITF Georgia F2 | 2018/07/16 08:00 | Alan Bzarov v Nikita Mashtakov | 4-6,6-7 |
| ITF Georgia F2 | 2018/07/14 07:30 | Omer Berk Gorgun v Nikita Mashtakov | 0-6,4-6 |
| ITF Georgia F1 | 2018/07/09 10:00 | Alexey Zakharov v Nikita Mashtakov | 7-5,3-6,6-4 |
| ITF Georgia F1 | 2018/07/09 06:00 | Zura Tkemaladze v Nikita Mashtakov | 6-7,0-6 |
| ITF Georgia F1 | 2018/07/08 07:00 | Dominik Nazaruk v Nikita Mashtakov | 3-6,0-6 |
| ITF Poland F7 | 2018/08/11 08:00 | Jody Turnquest v Lukas Mugevicius | 6-4,0-6,0-6 |
| ITF Poland F6 Qual | 2018/08/05 09:30 | Lukas Mugevicius v Lucas Hellfritsch | 6-4,1-6,0-6 |
| ITF Poland F6 Qual | 2018/08/04 08:00 | Pawel Zawisza v Lukas Mugevicius | 3-6,1-6 |
| ITF Finland F1 Qual | 2018/07/28 11:00 | Philip Bachmaier v Lukas Mugevicius | 7-6,6-1 |
| Challenger Ostrava Qual | 2017/04/29 10:10 | Jan Mertl v Lukas Mugevicius | 6-3,6-1 |
| Davis Cup | 2017/04/09 09:35 | George Tsivadze v Lukas Mugevicius | 4-6,2-6,6-1,4-6 |
| ITF Turkey F11 | 2017/03/23 08:50 | Igor Marcondes v Lukas Mugevicius | 6-2,6-0 |
| ITF Turkey F11 | 2017/03/22 08:40 | Anil Yuksel v Lukas Mugevicius | 6-7,3-6 |