Stadium: Center Court Round: 25 Ground: Clay
| Challenger Pullach | 2018/08/11 14:05 | Jan-Lennard Struff v Martin Klizan | 6-4,6-4 |
| Challenger Pullach | 2018/08/10 13:15 | Mikael Ymer v Martin Klizan | 3-6,2-6 |
| Challenger Pullach | 2018/08/08 16:50 | Kamil Majchrzak v Martin Klizan | 3-6,3-6 |
| Challenger Pullach | 2018/08/07 13:45 | Ricardo Ojeda Lara v Martin Klizan | 3-6,2-6 |
| ATP Kitzbuhel | 2018/08/04 12:00 | Martin Klizan v Denis Istomin | 6-2,6-2 |
| ATP Kitzbuhel | 2018/08/03 13:50 | Martin Klizan v Jaume Munar | 7-6,6-3 |
| ATP Kitzbuhel | 2018/08/02 15:00 | Martin Klizan v Dusan Lajovic | 4-6,7-6,6-2 |
| ATP Kitzbuhel | 2018/08/01 16:00 | Dominic Thiem v Martin Klizan | 1-6,6-1,5-7 |
| US Open | 2018/08/21 19:05 | Alessandro Giannessi v Constant Lestienne | 3-6,2-6 |
| Challenger Scheveningen | 2018/07/20 17:35 | Alessandro Giannessi v Thiemo De Bakker | 6-3,6-7,4-6 |
| Challenger Scheveningen | 2018/07/18 10:30 | Dustin Brown v Alessandro Giannessi | 6-4,2-6,3-6 |
| Challenger Scheveningen | 2018/07/16 11:30 | Alessandro Giannessi v Tsung-Hua Yang | 3-6,6-1,6-3 |
| Challenger Perugia | 2018/07/13 19:00 | Alessandro Giannessi v Salvatore Caruso | 6-4,4-6,4-6 |
| Challenger Perugia | 2018/07/12 11:00 | Tomislav Brkic v Alessandro Giannessi | 1-6,2-6 |
| Challenger Perugia | 2018/07/10 16:55 | Facundo Arguello v Alessandro Giannessi | 6-3,4-6,2-6 |
| Wimbledon Qual | 2018/06/28 10:00 | Alessandro Giannessi v Stefano Travaglia | 4-6,2-6,4-6 |