Stadium: M2 Round: 64
| Wimbledon Qual | 2018/06/28 12:00 | Melzer, Jurgen v Maden, Yannick | 7-5,6-3,6-7,4-6,3-6 |
| Wimbledon Qual | 2018/06/26 15:30 | Soeda, Go v Melzer, Jurgen | 3-6,2-6 |
| Wimbledon Qual | 2018/06/25 12:35 | Jozef Kovalik v Melzer, Jurgen | 3-6,7-6,2-6 |
| Challenger - Nottingham | 2018/06/12 10:00 | Melzer, Jurgen v Alex De Minaur | 4-6,1-6 |
| Surbiton, Great Britain | 2018/06/08 12:25 | Melzer, Jurgen v Daniel Evans | 6-7,4-6 |
| Surbiton, Great Britain | 2018/06/06 10:00 | King, Kevin v Melzer, Jurgen | 4-6,4-6 |
| Surbiton, Great Britain | 2018/06/04 15:00 | Melzer, Jurgen v Marc Polmans | 6-4,3-6,7-6 |
| French Open Qual | 2018/05/23 14:20 | Carlos Taberner v Melzer, Jurgen | 3-6,7-6,6-3 |
| Umag, Croatia | 2018/07/19 15:20 | Martin Klizan v Haase, Robin | 6-3,4-6,3-6 |
| Umag, Croatia | 2018/07/17 20:20 | Martin Klizan v Nicolas Jarry | 6-2,6-0 |
| Umag, Croatie, Qualifications | 2018/07/16 15:00 | Martin Klizan v Kenny de Schepper | 6-4,6-2 |
| Umag, Croatie, Qualifications | 2018/07/15 08:00 | Martin Klizan v Petrovic, Danilo | 2-6,7-6,6-4 |
| Braunchsweig, Germany | 2018/07/10 14:00 | Martin Klizan v Cuevas, Martin | 6-3,0-6,4-6 |
| Poznan, Poland | 2018/06/07 13:30 | Martin Klizan v Arnaboldi, Andrea | 3-6,3-6 |
| Poznan, Poland | 2018/06/06 11:40 | Martin Klizan v Mitchell Krueger | 6-2,6-2 |
| Open de France | 2018/05/30 16:20 | Martin Klizan v Gaël Monfils | 2-6,4-6,4-6 |