Round: 25 Ground: Hardcourt outdoor
| ITF Serbia F6 | 2015/07/18 11:00 | David Barclay v Keisuke Numajiri | 2-6,2-6 |
| ITF Serbia F6 | 2015/07/11 11:00 | David Barclay v Olexiy Kolisnyk | 6-7,7-6,2-6 |
| ITF Serbia F6 | 2015/07/06 08:00 | David Barclay v Strahinja Rakic | 3-6,1-6 |
| ITF Serbia F6 | 2015/07/04 07:00 | Alexander Boborykin v David Barclay | 6-2,5-7,2-6 |
| ITF Japan F8 | 2015/06/21 00:00 | Koichi Sano v David Barclay | 3-6,6-3,6-4 |
| ITF Japan F7 | 2015/06/16 01:45 | Ju-Hae Moon v David Barclay | 6-2,6-2 |
| ITF Japan F7 Qual | 2015/06/15 00:30 | Taiki Hashimoto v David Barclay | 7-5,4-6,3-6 |
| ITF Japan F7 Qual | 2015/06/13 00:00 | David Barclay v Yusei Fukuoka | 6-1,6-0 |
| ITF Germany F8 | 2015/07/22 14:00 | Gavin Van Peperzeel v George Von Massow | 7-5,6-7,4-6 |
| ITF Germany F8 | 2015/07/21 15:30 | Gavin Van Peperzeel v Ugo Nastasi | 6-4,6-1 |
| ITF Austria F4 | 2015/07/16 11:30 | Gavin Van Peperzeel v Tom Kocevar-Desman | 7-5,5-7,0-6 |
| ITF Austria F4 | 2015/07/15 09:30 | Gavin Van Peperzeel v Cristobal S-Corvalan | 6-3,6-3 |
| ITF Austria F4 | 2015/07/13 15:45 | Gavin Van Peperzeel v Lenny Hampel | 7-6,4-6,6-3 |
| ITF Austria F1 | 2015/06/26 09:00 | Gavin Van Peperzeel v Dominik Boehler | 2-6,4-6 |
| ITF Austria F1 | 2015/06/25 09:00 | Gavin Van Peperzeel v Pascal Brunner | 6-3,6-4 |
| ITF Austria F1 | 2015/06/24 09:00 | Gavin Van Peperzeel v Paul Woerner | 6-4,6-4 |