Stadium: Court 5 Round: 62 Ground: Hardcourt outdoor
| ITF Tunisia F30 | 2018/09/06 11:15 | Rieder, Horst v Benitez Chavarriaga, Juan Manuel | 1-6,1-6 |
| ITF Tunisia F30 | 2018/09/04 09:00 | de Rueda de Genover, Ignasi v Rieder, Horst | 6-7,6-3,2-6 |
| ITF Tunisia F29 | 2018/08/29 09:30 | Rieder, Horst v Ornago, Fabrizio | 4-6,6-7 |
| ITF Italy F23 | 2018/08/14 07:30 | Jandric, Darko v Rieder, Horst | 6-4,1-6,6-3 |
| ITF Italy F22 Qual | 2018/08/06 11:40 | Summaria, Corrado v Rieder, Horst | 6-4,6-4 |
| ITF Italy F22 | 2018/08/05 13:25 | Manuel Mazza v Rieder, Horst | 6-7,4-6 |
| ITF Italy F21 | 2018/07/31 18:00 | Simon, Tobias v Rieder, Horst | 6-2,6-4 |
| ITF Italy F21 Qual | 2018/07/28 17:40 | Greif, Jonas v Rieder, Horst | 1-6,4-6 |
| ITF Tunisia F31 | 2018/09/08 08:30 | Brzezinski, Sebastian v Harwood, Edward | 7-6,7-6 |
| ITF Tunisia F30 | 2018/09/01 09:30 | Brzezinski, Sebastian v Garcia, Mathieu | 3-6,1-6 |
| ITF Italy F25 | 2018/08/28 13:30 | Brzezinski, Sebastian v Rossi, Mattia | 2-6,3-6 |
| ITF Italy F25 | 2018/08/26 09:40 | Borroni, Andrea v Brzezinski, Sebastian | 4-6,3-6 |
| ITF Italy F25 | 2018/08/25 11:45 | de Maio, Mauro v Brzezinski, Sebastian | 4-6,3-6 |
| ITF Italy F23 Qual | 2018/08/12 08:00 | Luca Tomasetto v Brzezinski, Sebastian | 6-1,6-3 |
| ITF Italy F23 Qual | 2018/08/11 09:10 | Brzezinski, Sebastian v Martini, Ottaviano | 7-6,6-3 |
| ITF Italy F22 | 2018/08/05 09:45 | Jannik Sinner v Brzezinski, Sebastian | 6-3,4-6,6-0 |