Stadium: Court 5 Round: 26 Ground: Hardcourt outdoor
| ITF - M15 Monastir - Doubles Hommes | 2020/09/22 15:00 | Erler A / Pichler D v Grigelis L / Mugevicius L | 6-4,6-2 |
| Coupe Davis | 2020/03/07 09:55 | Grigelis L / Mugevicius L v Sousa P / Sousa J | 3-6,1-6 |
| Coupe Davis | 2018/04/08 09:00 | Heliovaara H / Kontinen H v Grigelis L / Mugevicius L | 6-4,7-6 |
| Coupe Davis | 2017/04/08 10:00 | Basilashvili N / Tsivadze G v Grigelis L / Mugevicius L | 4-6,3-6,3-6 |
| Coupe Davis | 2016/09/17 11:00 | Grigelis L / Mugevicius L v Basic M / Brkic T | 4-6,4-6,2-6 |
| ITF Lithuania F1 MD | 2016/07/22 13:55 | Grigelis L / Mugevicius L v Dembek M / Zielinski J | 7-5,6-4 |
| ITF Lithuania F1 MD | 2016/07/21 14:45 | Grigelis L / Mugevicius L v Tverijonas A / Tverijonas J | 3-6,6-1,10-4 |
| ITF Lithuania F1 MD | 2016/07/18 13:00 | Grigelis L / Mugevicius L v Noce G M / Russo C | 6-4,6-1 |