Round: 25 Ground: Hardcourt indoor
| ITF Romania F12 | 2015/08/15 08:00 | Laurynas Grigelis v Gerard Granollers-Pujol | 3-6,6-3,6-7 |
| ITF Romania F12 | 2015/08/14 12:00 | Laurynas Grigelis v Roberto Marcora | 6-7,6-0,7-5 |
| ITF Romania F12 | 2015/08/13 07:30 | Laurynas Grigelis v Vasile Antonescu | 6-3,6-2 |
| ITF Romania F12 | 2015/08/10 14:35 | Laurynas Grigelis v Bogdan Ionut Apostol | 6-1,6-4 |
| ITF Lithuania F1 | 2015/07/25 08:00 | Ronald Slobodchikov v Laurynas Grigelis | 3-6,2-6 |
| ITF Lithuania F1 | 2015/07/24 08:00 | Gerard Granollers-Pujol v Laurynas Grigelis | 6-4,2-6,3-6 |
| ITF Lithuania F1 | 2015/07/22 09:40 | Tallon Griekspoor v Laurynas Grigelis | 2-6,2-6 |
| ITF Lithuania F1 | 2015/07/21 13:10 | Ivan Liutarevich v Laurynas Grigelis | 2-6,2-6 |
| ITF Germany F6 | 2015/07/10 15:15 | Sebastian Fanselow v Jannis Kahlke | 6-2,3-6,6-3 |
| ITF Germany F6 | 2015/07/09 11:00 | Jannis Kahlke v Mick Lescure | 7-6,6-1 |
| ITF Germany F6 | 2015/07/08 14:50 | Danylo Kalenichenko v Jannis Kahlke | 5-7,1-6 |
| ITF Germany F6 | 2015/07/06 12:30 | Jannis Kahlke v Alexander Mannapov | 7-6,6-3 |
| ITF Germany F6 | 2015/07/06 08:00 | Jannis Kahlke v Nikolas Walterscheid-Tukic | 6-1,6-2 |
| ITF Netherlands F2 | 2015/06/25 11:00 | Dennis Novak v Jannis Kahlke | 6-4,6-3 |
| ITF Netherlands F2 Qual | 2015/06/23 09:00 | Jannis Kahlke v Blake Ellis | 6-4,6-4 |
| ITF Germany F4 | 2015/01/28 10:45 | Jannis Kahlke v Daniel Masur | 4-6,6-7 |