Stadium: Pista 2 Round: 25 Ground: Clay
| ITF Spain F29 | 2018/09/28 10:00 | Omar Salman v Miguel Semmler | 6-3,7-5 |
| ITF Spain F29 | 2018/09/27 10:00 | Miguel Semmler v Sergio Martos Gornes | 6-1,2-6,6-2 |
| ITF Spain F29 | 2018/09/25 08:30 | Pol Martin Tiffon v Miguel Semmler | 0-6,6-2,2-6 |
| ITF Spain F28 | 2018/09/19 09:40 | Peter Heller v Miguel Semmler | 6-1,6-4 |
| ITF Spain F26 | 2018/09/08 14:45 | Miguel Semmler v Eduard Esteve Lobato | 3-6,1-6 |
| ITF Spain F26 | 2018/09/08 09:25 | Miguel Semmler v Orlando Luz | 6-2,6-7,6-2 |
| ITF Spain F26 | 2018/09/07 12:05 | Jaume Pla Malfeito v Miguel Semmler | 6-7,2-6 |
| ITF Spain F26 | 2018/09/04 13:05 | Andres F Canovas v Miguel Semmler | 6-2,2-6,3-6 |
| Challenger Florence | 2018/10/02 11:00 | Filip Horansky v Alessandro Giannessi | 6-2,6-0 |
| Challenger Banja Luka | 2018/09/16 11:00 | Alessandro Giannessi v Carlos Berlocq | 6-7,6-4,6-4 |
| Challenger Banja Luka | 2018/09/15 10:30 | Filippo Baldi v Alessandro Giannessi | 6-7,4-6 |
| Challenger Banja Luka | 2018/09/14 10:30 | Laurynas Grigelis v Alessandro Giannessi | 3-6,4-6 |
| Challenger Banja Luka | 2018/09/13 08:30 | Dimitar Kuzmanov v Alessandro Giannessi | 6-2,2-6,2-6 |
| Challenger Banja Luka | 2018/09/11 11:05 | Alessandro Giannessi v Andrej Martin | 6-4,4-6,6-4 |
| Challenger Sevilla | 2018/09/03 18:30 | Alejandro Davidovich Fokina v Alessandro Giannessi | 6-7,6-4,7-6 |
| Challenger Como | 2018/08/27 15:30 | Martin Klizan v Alessandro Giannessi | 6-2,6-4 |