Round: 23 Ground: Grass
| ATP Madrid Qual | 2015/05/03 12:10 | Daniel Gimeno-Traver v Marsel Ilhan | 6-2,6-3 |
| ATP Madrid Qual | 2015/05/02 10:20 | Roberto Ortega-Olmedo v Marsel Ilhan | 3-6,5-7 |
| ATP Barcelona | 2015/04/22 13:55 | Feliciano Lopez v Marsel Ilhan | 6-2,5-7,7-6 |
| ATP Barcelona | 2015/04/21 10:40 | Marsel Ilhan v James Ward | 7-6,3-6,6-1 |
| Davis Cup | 2015/03/06 13:15 | Marsel Ilhan v Tucker Vorster | 6-4,6-3,7-5 |
| US Open Qual | 2014/08/22 18:30 | Yoshihito Nishioka v Marsel Ilhan | 6-3,6-1 |
| US Open Qual | 2014/08/21 15:00 | Alexander Zverev v Marsel Ilhan | 6-4,5-7,6-7 |
| Challenger Segovia | 2014/07/30 11:30 | Roberto Ortega-Olmedo v Marsel Ilhan | 0-6,6-3,7-6 |
| ATP Halle | 2015/06/19 12:35 | Jerzy Janowicz v Kei Nishikori | 4-6,7-5,3-6 |
| ATP Halle | 2015/06/18 10:00 | Jerzy Janowicz v Alejandro Falla | 6-2,5-7,6-2 |
| ATP Halle | 2015/06/16 13:55 | Pablo Cuevas v Jerzy Janowicz | 3-6,4-6 |
| ATP Stuttgart | 2015/06/10 15:40 | Jerzy Janowicz v Philipp Kohlschreiber | 4-6,4-6 |
| ATP Stuttgart | 2015/06/09 14:50 | Jerzy Janowicz v Dustin Brown | 6-7,6-4,6-3 |
| ATP Madrid | 2015/05/04 16:05 | Jerzy Janowicz v Joao Sousa | 4-6,5-7 |
| ATP Miami | 2015/03/30 17:25 | David Goffin v Jerzy Janowicz | 6-4,6-3 |
| ATP Miami | 2015/03/28 19:50 | Jerzy Janowicz v Roberto Bautista-Agut | 6-4,1-6,6-4 |