Stadium: Campo Centrale Round: 26 Ground: Clay
| Challenger Rzym | 2018/05/08 08:30 | Matteo Viola v Alessandro Giannessi | 2-6,4-6 |
| ATP Estoril Qual | 2018/04/28 11:00 | Joao Domingues v Alessandro Giannessi | 7-5,6-1 |
| ATP Barcelona Qual | 2018/04/21 08:00 | Bjorn Fratangelo v Alessandro Giannessi | 7-5,6-4 |
| Challenger Barletta | 2018/04/10 09:40 | Zsombor Piros v Alessandro Giannessi | 2-6,1-6 |
| Challenger Alicante | 2018/04/03 08:00 | Ivan Gakhov v Alessandro Giannessi | 1-6,6-7 |
| Challenger Marbella | 2018/03/27 12:25 | Ramkumar Ramanathan v Alessandro Giannessi | 6-4,3-6,6-3 |
| Challenger Santiago | 2018/03/06 14:00 | Jozef Kovalik v Alessandro Giannessi | 6-3,2-6,6-2 |
| Challenger Punta del Este | 2018/03/02 21:00 | Simone Bolelli v Alessandro Giannessi | 6-2,7-5 |
| Challenger Rzym | 2018/05/08 10:15 | Adam Pavlasek v Quentin Halys | 6-4,4-6,6-1 |
| Challenger Ostrava | 2018/05/03 14:35 | Adam Pavlasek v Zdenek Kolar | 7-6,0-6,5-7 |
| Challenger Ostrava | 2018/05/01 12:10 | Adam Pavlasek v Marek Gengel | 6-2,6-3 |
| Challenger Barletta | 2018/04/10 12:55 | Adam Pavlasek v Andrea Pellegrino | 6-3,6-7,6-7 |
| Puchar Davisa | 2018/04/06 14:15 | Adam Pavlasek v Dudi Sela | 3-6,6-3,6-1 |
| Challenger Marbella Qual | 2018/03/25 11:00 | Adam Pavlasek v Kimmer Coppejans | 4-6,3-6 |
| Challenger Marbella Qual | 2018/03/24 12:00 | Adam Pavlasek v Elliot Benchetrit | 6-1,7-5 |
| ITF Turkey F9 | 2018/03/09 10:50 | Adam Pavlasek v Juan Pablo Varillas | 2-6,6-2,3-6 |