Stadium: Grandstand Round: 64 Ground: Clay
| 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 |
| Open de France | 2018/05/27 10:55 | Martin Klizan v Laslo Djere | 7-6,4-6,7-6,6-1 |
| French Open Qual | 2018/05/25 08:00 | Martin Klizan v Londero, Juan Ignacio | 6-4,4-6,7-6 |
| French Open Qual | 2018/05/23 15:10 | Martin Klizan v Miomir Kecmanovic | 6-7,7-6,6-3 |
| French Open Qual | 2018/05/21 08:00 | Martin Klizan v Sumit Nagal | 4-6,6-4,6-1 |
| Challenger Recanati | 2018/07/02 16:55 | Petrovic, Danilo v Quiroz, Roberto | 2-6,6-3,2-6 |
| Wimbledon Qual | 2018/06/25 10:00 | Alessandro Giannessi v Petrovic, Danilo | 6-3,6-3 |
| Challenger Mestre | 2018/05/26 11:00 | Quinzi, Gianluigi v Petrovic, Danilo | 6-2,7-6 |
| Challenger Mestre | 2018/05/25 09:30 | Guttierrez-Ferrol, Sergio v Petrovic, Danilo | 6-1,4-6,1-6 |
| Challenger Mestre | 2018/05/24 09:30 | Griekspoor, Scott v Petrovic, Danilo | 7-6,6-7,1-6 |
| Challenger Mestre | 2018/05/21 12:10 | Basso, Andrea v Petrovic, Danilo | 6-2,1-6,3-6 |
| Puerto Vallarta, Mexico | 2018/05/05 23:00 | Menendez-Maceiras, Adrian v Petrovic, Danilo | 1-6,7-5,6-3 |
| Puerto Vallarta, Mexico | 2018/05/04 23:00 | Petrovic, Danilo v Gomez-Herrera, Carlos | 6-3,6-3 |