Round: 62 Ground: Clay
| ITF Netherlands F6 | 2015/08/22 08:00 | Marvin Greven v Gijs Brouwer | 4-6,2-6 |
| Challenger Meerbusch | 2015/08/18 14:00 | Facundo Arguello v Marvin Greven | 6-2,7-5 |
| ITF Germany F9 | 2015/07/27 11:00 | George Von Massow v Marvin Greven | 6-1,6-2 |
| ITF Germany F7 | 2015/07/12 08:00 | Marvin Greven v Lucas Gerch | 0-6,1-6 |
| ITF Germany F6 | 2015/07/05 11:30 | Nicolas Ancedy v Marvin Greven | 4-6,6-1,5-7 |
| ITF Germany F5 | 2015/06/28 13:00 | George Von Massow v Marvin Greven | 6-4,6-2 |
| ITF Belgium F1 Qual | 2015/06/07 07:00 | Nam Hoang Ly v Marvin Greven | 6-1,6-2 |