Stadium: Cancha Central Round: 25 Ground: Clay
| Challenger Pullach | 2018/08/07 09:00 | Gianluca Mager v Paolo Lorenzi | 6-4,3-6,6-2 |
| Challenger Sopot | 2018/08/05 13:00 | Daniel Gimeno-Traver v Paolo Lorenzi | 6-7,7-6,3-6 |
| Challenger Sopot | 2018/08/04 12:05 | Zdenek Kolar v Paolo Lorenzi | 4-6,0-6 |
| Challenger Sopot | 2018/08/03 12:45 | Oscar Otte v Paolo Lorenzi | 6-3,3-6,2-6 |
| Challenger Sopot | 2018/08/01 12:10 | Jan Choinski v Paolo Lorenzi | 5-7,0-6 |
| Challenger Sopot | 2018/07/31 10:25 | Nicola Kuhn v Paolo Lorenzi | 3-6,0-6 |
| ATP Gstaad | 2018/07/24 13:45 | Oriol Roca Batalla v Paolo Lorenzi | 6-3,6-7,6-3 |
| ATP Umag | 2018/07/17 15:00 | Paolo Lorenzi v Evgeny Donskoy | 3-6,4-6 |
| Challenger Sopot | 2018/07/31 08:00 | Alexey Vatutin v Martin Cuevas | 7-6,6-3 |
| Challenger Tampere | 2018/07/25 10:00 | Tallon Griekspoor v Martin Cuevas | 6-4,6-4 |
| Challenger Tampere | 2018/07/23 14:15 | Martin Cuevas v Pedro Cachin | 6-3,4-6,6-3 |
| Challenger Braunschweig | 2018/07/11 11:00 | Martin Cuevas v Mats Moraing | 4-6,6-2,4-6 |
| Challenger Braunschweig | 2018/07/10 14:00 | Martin Klizan v Martin Cuevas | 6-3,0-6,4-6 |
| Challenger Marburg Qual | 2018/07/02 12:25 | Dragos Dima v Martin Cuevas | 7-6,4-6,6-3 |
| Challenger Marburg Qual | 2018/07/01 10:30 | Moez Echargui v Martin Cuevas | 7-5,2-6,6-7 |
| Challenger Marburg Qual | 2018/06/30 13:05 | Joao Pedro Sorgi v Martin Cuevas | 4-6,3-6 |