Stadium: Court 6 Round: 44 Ground: Hardcourt outdoor
| ITF Italy F7 Qual | 2018/04/09 11:00 | Horst Rieder v Remy Bertola | 1-6,4-6 |
| ITF Italy F7 Qual | 2018/04/07 12:00 | Horst Rieder v Moritz Trocker | 7-5,3-6,6-4 |
| ITF Italy F6 Qual | 2018/04/01 16:00 | Nicolo Turchetti v Horst Rieder | 6-2,6-4 |
| ITF Croatia F3 | 2018/03/20 09:00 | Tom Kocevar-Desman v Horst Rieder | 6-2,6-1 |
| ITF Croatia F3 | 2018/03/18 08:00 | Mateo Bubalo v Horst Rieder | 3-6,2-6 |
| ITF Italy F3 Qual | 2018/03/12 19:30 | Tommaso Gabrieli v Horst Rieder | 7-5,7-5 |
| ITF Italy F2 | 2018/03/08 12:30 | Horst Rieder v Lorenzo Giustino | 3-6,0-6 |
| ITF Turkey F46 Qual | 2017/12/02 06:45 | Egor Matvievici v Horst Rieder | 6-2,3-6,6-4 |
| ITF Turkey F17 | 2018/04/28 07:30 | Ruslan Khunarikov v Leonid Mazo | 6-7,7-6,6-3 |
| ITF Turkey F14 | 2018/04/11 07:30 | Pascal Brunner v Leonid Mazo | 6-0,6-3 |
| ITF Russia F1 | 2018/02/26 09:40 | Matvey Khomentovskiy v Leonid Mazo | 6-3,6-4 |
| ITF Turkey F48 | 2017/12/20 07:15 | Leonid Mazo v Giorgi Javakhishvili | 6-7,2-6 |
| ITF Turkey F47 | 2017/12/12 10:05 | Kaya Gore v Leonid Mazo | 6-3,6-3 |
| ITF Russia F7 Qual | 2017/08/13 07:00 | Maksim Malyshev v Leonid Mazo | 6-1,1-6,6-3 |
| ITF Turkey F18 | 2017/05/06 06:30 | Daiki Kato v Leonid Mazo | 6-1,3-6,6-3 |
| ITF Turkey F17 | 2017/05/02 07:00 | Leonid Mazo v Goran Markovic | 1-6,1-6 |