Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF Turkey F19 Qual | 2018/05/14 07:30 | Cannell, Joel v Rieder, Horst | 4-6,7-6,6-4 |
| ITF Turkey F19 Qual | 2018/05/13 07:30 | Ishtuganov, Dmytro v Rieder, Horst | 5-7,1-6 |
| ITF Turkey F18 | 2018/05/08 07:30 | Davydov, Ivan v Rieder, Horst | 3-6,7-6,6-4 |
| ITF Turkey F18 | 2018/05/07 07:30 | Rieder, Horst v Bottino, Edoardo | 7-5,6-1 |
| ITF Turkey F18 | 2018/05/06 07:30 | Rieder, Horst v Mazo, Leonid | 6-2,6-1 |
| ITF Italy F7 Qual | 2018/04/09 11:00 | Rieder, Horst v Remy Bertola | 1-6,4-6 |
| ITF Italy F7 Qual | 2018/04/07 12:00 | Rieder, Horst v Trocker, Moritz | 7-5,3-6,6-4 |
| ITF Italy F6 Qual | 2018/04/01 16:00 | Turchetti, Nicolo v Rieder, Horst | 6-2,6-4 |
| Challenger Aix en Provence Qual | 2018/05/05 14:05 | Vibert, Francois Arthur v Reboul, Fabien | 6-3,5-7,4-6 |
| ITF France F9 | 2018/05/01 09:30 | Hamou, Maxime v Vibert, Francois Arthur | 6-4,1-6,6-4 |
| ITF France F8 | 2018/04/26 09:00 | Vibert, Francois Arthur v Merckx, Jonas | 0-6,6-4,6-7 |
| ITF France F8 | 2018/04/24 12:20 | Vibert, Francois Arthur v Paul Valsecchi | 0-6,6-4,6-1 |
| ITF France F8 Qual | 2018/04/23 12:30 | Vibert, Francois Arthur v Benjamin Pietri | 6-3,6-4 |
| ITF France F8 Qual | 2018/04/22 16:30 | Vibert, Francois Arthur v Nazim Makhlouf | 6-0,7-6 |
| ITF Tunisia F12 | 2018/03/29 08:30 | Hernan Casanova v Vibert, Francois Arthur | 6-3,6-3 |
| ITF Tunisia F12 | 2018/03/28 10:00 | Vibert, Francois Arthur v Alejandro H Franco | 6-4,7-6 |