Round: 25 Ground: Hardcourt outdoor
| ITF China F11 | 2015/07/23 02:00 | Kim, Young Seok v Yang, Tsung-Hua | 1-6,2-6 |
| ITF China F11 | 2015/07/22 02:00 | Qi, Xi v Kim, Young Seok | 6-7,6-7 |
| ITF China F11 | 2015/07/20 04:10 | Kondo, Hiroki v Kim, Young Seok | 6-7,1-6 |
| ITF China F10 | 2015/07/15 03:30 | Na, Jung-Woong v Kim, Young Seok | 7-5,1-6,6-3 |
| ITF China F10 | 2015/07/14 03:05 | Runhao Hua v Kim, Young Seok | 6-3,6-7,5-7 |
| ITF China F9 | 2015/07/03 02:00 | Zhang, Ze v Kim, Young Seok | 6-0,6-2 |
| ITF China F9 | 2015/07/02 03:50 | Ouyang, Bowen v Kim, Young Seok | 2-6,5-7 |
| ITF China F9 | 2015/06/30 08:00 | Qi, Xi v Kim, Young Seok | 1-6,1-6 |
| ITF Belgium F7 | 2015/07/25 15:30 | Cagnina, Julien v Grills, Jacob | 6-1,6-1 |
| ITF Belgium F7 | 2015/07/24 14:00 | Dubail, Julien v Grills, Jacob | 5-7,6-0,6-7 |
| ITF Belgium F7 | 2015/07/21 09:05 | Vliegen, Joran v Grills, Jacob | 6-2,4-6,2-6 |
| ITF Netherlands F4 | 2015/07/09 10:00 | Grills, Jacob v Banes, Maverick | 7-5,5-7,2-6 |
| ITF Netherlands F4 | 2015/07/07 11:00 | Grills, Jacob v Monteban, Paul | 6-2,6-1 |
| ITF Netherlands F2 | 2015/06/24 15:00 | Dennis Novak v Grills, Jacob | 1-6,6-4,6-3 |
| ITF Netherlands F2 Qual | 2015/06/21 09:15 | Grills, Jacob v Jaede, Jack | 7-6,6-4 |
| ITF Thailand F9 | 2015/05/09 03:00 | Grills, Jacob v Singh, Karunuday | 1-6,6-3,6-4 |