Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| Challenger Mexico City Qual | 2018/04/07 20:55 | Marco Bortolotti v Rubin Statham | 7-6,3-6,3-6 |
| Challenger Panama City Qual | 2018/03/31 19:15 | Luis David Martinez v Marco Bortolotti | 6-1,6-4 |
| Challenger Panama City Qual | 2018/03/31 14:30 | Mauricio Echazu v Marco Bortolotti | 6-7,2-6 |
| Challenger San Luis Potosi Qual | 2018/03/25 22:25 | Marco Bortolotti v Kevin Krawietz | 2-6,3-6 |
| Challenger San Luis Potosi Qual | 2018/03/25 18:00 | Pavel Krainik v Marco Bortolotti | 1-6,2-6 |
| ITF Croatia F2 | 2018/03/15 09:00 | Marco Bortolotti v Matej Sabanov | 6-7,4-6 |
| ITF Croatia F2 | 2018/03/14 11:20 | Nino Serdarusic v Marco Bortolotti | 4-6,7-6,4-6 |
| ITF Croatia F1 | 2018/03/08 09:00 | Marco Bortolotti v Gonzalo Escobar | 1-6,2-6 |
| ITF Egypt F15 | 2018/04/23 08:00 | Dominic Weidinger v Ashraf El Sayed | 6-1,6-0 |
| ITF Egypt F15 | 2018/04/22 08:00 | Dominic Weidinger v Mousa Alkotop | 6-2,6-0 |
| ITF Egypt F14 | 2018/04/16 08:30 | Dominic Weidinger v Boris Fassbender | 2-6,5-7 |
| ITF Egypt F9 | 2018/03/14 08:00 | Karim-Mohamed Maamoun v Dominic Weidinger | 6-1,6-1 |
| ITF Egypt F9 | 2018/03/12 08:00 | Christoffer Solberg v Dominic Weidinger | 1-6,5-7 |
| ITF Egypt F9 | 2018/03/11 08:00 | Alexei Filenkov v Dominic Weidinger | 6-7,3-6 |
| ITF Egypt F9 | 2018/03/10 10:30 | Jorge Blanco Guadalupe v Dominic Weidinger | 6-2,3-6,4-6 |
| ITF Egypt F8 | 2018/03/04 08:00 | Kazuki Nishiwaki v Dominic Weidinger | 6-2,6-3 |