Round: 26 Ground: Hardcourt indoor
| ITF Netherlands F3 | 2015/06/30 10:00 | Niels Lootsma v Boy Westerhof | 6-7,4-6 |
| ITF Netherlands F2 | 2015/06/25 11:00 | Yannik Reuter v Niels Lootsma | 6-4,6-1 |
| ITF Netherlands F2 | 2015/06/23 14:00 | Niels Lootsma v Sam Barry | 4-6,7-6,7-6 |
| ITF Netherlands F1 | 2015/06/16 10:00 | Sam Barry v Niels Lootsma | 6-2,6-4 |
| ITF Italy F13 | 2015/06/09 16:45 | Claudio Fortuna v Niels Lootsma | 4-6,7-6,6-4 |
| ITF Great Britain F4 | 2015/03/19 10:30 | Niels Lootsma v Yannick Mertens | 5-7,3-6 |
| ITF Great Britain F4 | 2015/03/17 10:00 | Niels Lootsma v Richard Gabb | 3-6,6-4,6-4 |
| ITF Italy F1 | 2015/02/21 17:25 | Niels Lootsma v Laurynas Grigelis | 4-6,2-6 |
| ITF Turkey F18 | 2015/05/07 07:00 | Marc Sieber v Peter Heller | 5-7,3-6 |
| ITF Turkey F18 | 2015/05/06 10:20 | Shunsuke Wakita v Marc Sieber | 2-6,2-6 |
| ITF Turkey F12 | 2015/03/26 09:30 | Marc Sieber v Ricardo Rodriguez-Pace | 4-6,3-6 |
| ITF Turkey F12 | 2015/03/25 13:00 | Daniiar Duldaev v Marc Sieber | 1-6,1-6 |
| ITF Turkey F11 | 2015/03/22 08:00 | Marc Sieber v Ricardo Rodriguez-Pace | 3-6,0-6 |
| ITF Turkey F11 | 2015/03/21 08:00 | Marc Sieber v Dimitar Kuzmanov | 2-6,6-4,6-0 |
| ITF Turkey F11 | 2015/03/20 09:50 | Tristan-Samuel Weissborn v Marc Sieber | 2-6,3-6 |
| ITF Turkey F11 | 2015/03/19 07:30 | Gianluca Di Nicola v Marc Sieber | 6-7,6-7 |