| ITF Austria F3 | 2015/07/08 14:45 | Hampel, Lenny v Arvidsson, Isak | 5-7,6-3,6-4 |
| ITF Austria F3 | 2015/07/07 09:00 | Saavedra-Corvalan, Cristobal v Hampel, Lenny | 5-7,4-6 |
| ITF Austria F2 | 2015/07/03 09:00 | Hampel, Lenny v Dmitry Popko | 5-7,1-6 |
| ITF Austria F2 | 2015/07/01 08:00 | Hirschmueller, Christian v Hampel, Lenny | 5-7,3-6 |
| ITF Austria F2 | 2015/06/30 11:00 | Hampel, Lenny v Heras, Patricio | 6-2,7-5 |
| ITF Austria F1 | 2015/06/24 13:15 | Dmitry Popko v Hampel, Lenny | 7-5,4-6,6-3 |
| ITF Greece F3 | 2015/04/06 07:00 | Ymer, Mikael v Hampel, Lenny | 7-5,6-3 |
| ITF Greece F3 | 2015/04/05 09:30 | Bisko, Michal v Hampel, Lenny | 4-6,4-6 |
| ITF Austria F3 | 2015/07/08 15:40 | Ternar, Tomislav v Stanek, Robin | 3-6,3-6 |
| ITF Austria F3 | 2015/07/06 10:15 | Stanek, Robin v Tepavac, Marko | 6-4,7-6 |
| ITF Austria F2 | 2015/07/01 10:00 | Stanek, Robin v Dmitry Popko | 4-6,2-6 |
| ITF Austria F2 | 2015/06/30 14:00 | Stanek, Robin v Wagner, Hannes | 6-3,6-3 |
| ITF Serbia F3 | 2015/06/28 10:00 | Miljan Zekic v Stanek, Robin | 2-6,6-4,6-1 |
| ITF Serbia F3 | 2015/06/27 09:00 | Stanek, Robin v Nerman Fatic | 7-5,6-4 |
| ITF Serbia F3 | 2015/06/25 13:10 | Stanek, Robin v Tatlot, Johan Sebastien | 6-3,6-1 |
| ITF Serbia F3 | 2015/06/23 09:50 | Matic, Nico v Stanek, Robin | 6-7,6-7 |