Stadium: COURT 2 Round: 25 Ground: Clay
| Challenger Ismaning | 2017/10/17 09:50 | Jeremy Jahn v Laurynas Grigelis | 7-6,3-6,7-6 |
| Challenger Ortisei | 2017/10/09 11:00 | Pierre-Hugues Herbert v Laurynas Grigelis | 6-3,6-4 |
| Challenger Sibiu | 2017/09/19 12:50 | Laurynas Grigelis v Maximilian Marterer | 1-6,1-6 |
| Davis Cup | 2017/09/15 11:50 | Mikael Ymer v Laurynas Grigelis | 2-6,7-5,6-0,0-6,6-1 |
| Challenger Seville | 2017/09/05 09:00 | Laurynas Grigelis v Bernabe Zapata Miralles | 3-6,2-6 |
| ITF Romania F12 | 2017/09/03 08:00 | Laurynas Grigelis v Franco Agamenone | 6-2,6-2 |
| ITF Romania F12 | 2017/09/02 11:15 | Laurynas Grigelis v Alessandro Petrone | 6-2,6-4 |
| ITF Romania F12 | 2017/09/01 07:30 | Laurynas Grigelis v Vasile Antonescu | 7-5,6-1 |
| ITF Morocco F3 | 2017/08/01 10:00 | Soufiane El Mesbahi v Yuri S Netrebin | 7-6,2-6,3-6 |
| ITF Morocco F2 | 2017/07/25 14:15 | Davide Galoppini v Soufiane El Mesbahi | 6-1,6-1 |
| ITF Morocco F1 | 2017/07/20 12:50 | Soufiane El Mesbahi v Fernando Bogajo | 0-6,0-6 |
| ITF Morocco F1 | 2017/07/19 12:00 | Andrea Bessire v Soufiane El Mesbahi | 1-6,2-6 |
| ITF Morocco F1 | 2017/07/18 14:15 | Simohamed Hirs v Soufiane El Mesbahi | 3-6,4-6 |