Round: 26 Ground: Carpet indoor
| ITF France F3 | 2016/01/25 17:35 | Grigelis, Laurynas v Hugo Grenier | 2-6,7-6,6-4 |
| Coupe Davis | 2015/10/30 17:10 | Blaz Rola v Grigelis, Laurynas | 7-6,6-2,6-2 |
| ITF Germany F17 | 2015/10/21 10:00 | Grigelis, Laurynas v Kahlke, Jannis | 7-6,4-6,5-7 |
| Challenger Casablanca | 2015/10/13 10:00 | Grigelis, Laurynas v Ouahab, Lamine | 5-7,0-6 |
| Coupe Davis | 2015/09/18 15:10 | Grigelis, Laurynas v Illya Marchenko | 0-6,1-6,7-6,6-4,3-6 |
| ITF Romania F13 | 2015/08/23 08:00 | Grigelis, Laurynas v Dima, Dragos | 6-2,6-3 |
| ITF Romania F13 | 2015/08/22 07:00 | Grigelis, Laurynas v Boluda-Purkiss, Carlos | 6-2,3-6,6-3 |
| ITF Romania F13 | 2015/08/21 10:30 | Grigelis, Laurynas v Galovic, Viktor | 6-4,1-6,7-6 |
| ITF France F3 | 2016/01/25 09:00 | Johan Nikles v Rossier, Simeon | 4-6,5-7 |
| ITF France F3 Qual | 2016/01/24 12:15 | Rossier, Simeon v Alexis Gautier | 6-3,6-4 |
| ITF France F3 Qual | 2016/01/23 15:45 | Rossier, Simeon v Fiacan, Stefan | 6-4,7-6 |
| ITF Egypt F33 | 2015/12/10 09:00 | Poplavskyy, Stanislav v Rossier, Simeon | 6-4,7-6 |
| ITF Egypt F33 | 2015/12/08 09:00 | Bielinskyi, Oleksandr v Rossier, Simeon | 2-6,1-6 |
| ITF Egypt F33 | 2015/12/02 13:50 | Rossier, Simeon v Smola, Maciej | 4-6,4-6 |
| ITF Egypt F33 | 2015/11/26 13:30 | Rossier, Simeon v Zielinski, Jan | 4-6,4-6 |
| ITF Egypt F33 | 2015/11/24 12:30 | Koncilia, Lukas v Rossier, Simeon | 2-6,1-6 |