Round: 62 Ground: Clay
| ITF Turkey F44 | 2015/11/02 07:30 | Dominic Weidinger v Horst Rieder | 6-3,6-0 |
| ITF Turkey F44 | 2015/11/01 08:00 | Horst Rieder v Shendrit Deari | 3-6,6-4,6-3 |
| ITF Italy F22 Qual | 2015/08/08 12:20 | Rafael Matos v Horst Rieder | 6-3,6-2 |
| ITF Austria F2 | 2015/06/27 08:00 | Philipp Dittmer v Horst Rieder | 7-5,6-0 |
| ITF Austria F1 | 2014/06/22 08:30 | Pascal Meis v Horst Rieder | 6-1,6-1 |
| ITF Turkey F44 | 2015/10/31 07:30 | Georg Winkler v David Szintai | 4-6,2-6 |
| ITF Italy F22 Qual | 2015/08/08 13:55 | Lucas Gomez v Georg Winkler | 5-7,6-2,6-4 |
| ITF Italy F21 Qual | 2015/08/02 11:55 | Antonio Massara v Georg Winkler | 6-3,6-0 |
| ITF Italy F31 | 2014/10/26 08:30 | Cristian Carli v Georg Winkler | 6-4,6-1 |
| ITF Italy F36 Qual | 2014/10/11 08:00 | Georg Winkler v Davide Galoppini | 0-6,3-6 |
| ITF Italy F27 | 2014/08/11 10:00 | Tomislav Brkic v Georg Winkler | 6-3,6-1 |