Round: 25 Ground: Clay
| ITF Estonia F1 | 2015/07/29 16:00 | Lukas Mugevicius v Kenneth Raisma | 3-6,4-6 |
| ITF Lithuania F1 | 2015/07/21 11:00 | Ronald Slobodchikov v Lukas Mugevicius | 6-3,6-4 |
| ITF Romania F9 | 2015/07/14 10:40 | Lukas Mugevicius v Petru-Alexandru Luncanu | 2-6,2-6 |
| ITF Turkey F31 | 2015/06/25 07:00 | Lucas Catarina v Lukas Mugevicius | 6-3,6-1 |
| ITF Romania F4 | 2015/05/27 07:00 | Lukas Mugevicius v Kamil Majchrzak | 6-4,1-6,1-6 |
| ITF Romania F4 | 2015/05/26 07:00 | Lukas Mugevicius v Patricio Heras | 6-3,6-2 |
| ITF Romania F3 | 2015/05/19 11:50 | Lukas Mugevicius v Luca George Tatomir | 2-6,2-6 |
| ITF Romania F1 | 2015/05/06 11:30 | Lukas Mugevicius v Francesco Vilardo | 0-6,7-6,6-7 |
| ITF Estonia F1 | 2015/07/29 17:35 | Mikelis Libietis v Vladimir Ivanov | 1-6,4-6 |
| ITF Estonia F1 | 2015/07/28 11:40 | Mikelis Libietis v Herkko Pollanen | 6-4,6-0 |
| ITF Estonia F1 | 2015/07/27 08:00 | Dmitry Mnushkin v Mikelis Libietis | 2-6,7-6,6-7 |
| ITF Estonia F1 | 2015/07/26 07:00 | Aland Moyna v Mikelis Libietis | 4-6,1-6 |
| Davis Cup | 2015/07/17 11:35 | Mikelis Libietis v Antso Rakotondramanga | 2-6,3-6,6-7 |
| ITF Austria F2 | 2015/06/30 10:20 | Daniel Altmaier v Mikelis Libietis | 6-7,3-6 |
| ITF Austria F2 | 2015/06/29 08:00 | Thomas Statzberger v Mikelis Libietis | 4-6,3-6 |
| ITF Austria F2 | 2015/06/28 12:00 | Mikelis Libietis v Mauricio Resendiz Dominguez | 7-5,6-3 |