Stadium: Court 4 Round: 25 Ground: Clay
| ITF Czech Republic F2 Qual | 2018/05/21 11:30 | Yvo Panak v Sudzum, Marcel Marlon | 3-6,4-6 |
| ITF Czech Republic F2 Qual | 2018/05/20 10:00 | Sudzum, Marcel Marlon v Juras, David | 6-1,6-3 |
| ITF Hungary F2 Qual | 2018/05/13 08:00 | Toby Martin v Sudzum, Marcel Marlon | 6-1,6-1 |
| ITF Italy F5 Qual | 2018/03/26 08:30 | Sudzum, Marcel Marlon v Aguilar, Federico Juan | 4-6,4-6 |
| ITF Italy F4 Qual | 2018/03/17 13:00 | Lopez Perez v Sudzum, Marcel Marlon | 6-4,6-0 |
| Italie F3, Qualifications Simples | 2018/03/12 12:00 | Martos Gornes, Sergio v Sudzum, Marcel Marlon | 6-2,6-1 |
| ITF Italy F36 Qual | 2017/10/28 12:00 | Sudzum, Marcel Marlon v Negrotti, Davide | 6-7,6-1,5-7 |
| ITF Italy F35 Qual | 2017/10/22 13:00 | Fornell-Mestres, Marc v Sudzum, Marcel Marlon | 6-2,6-4 |
| ITF Czech Republic F1 | 2018/05/18 10:15 | Konecny, Michal v Stanek, Robin | 7-5,6-2 |
| ITF Czech Republic F1 | 2018/05/17 08:00 | Petr Nouza v Stanek, Robin | 5-7,3-6 |
| ITF Czech Republic F1 | 2018/05/15 12:25 | Tomas Machac v Stanek, Robin | 2-6,3-6 |
| Challenger Rome Qual | 2018/05/06 09:05 | Krawietz, Kevin v Stanek, Robin | 6-1,6-4 |
| Challenger Ostrava Qual | 2018/04/29 09:00 | Stanek, Robin v Heras, Patricio | 2-6,4-6 |
| Challenger Ostrava Qual | 2018/04/28 09:15 | Vit Kopriva v Stanek, Robin | 3-6,3-6 |
| ITF Italy F8 Qual | 2018/04/14 13:00 | Stanek, Robin v Garzelli, Francesco | 6-1,6-7,3-6 |
| ITF Portugal F6 | 2018/03/30 13:25 | Frederico Ferreira Silva v Stanek, Robin | 6-3,6-3 |