Stadium: Court 4 Round: 26 Ground: Hardcourt outdoor
| ITF Italy F15 | 2017/05/30 14:25 | Bortolotti, Marco v Alexander Weis | 6-3,6-3 |
| Challenger Mexico City Qual | 2018/04/07 20:55 | Bortolotti, Marco v Rubin Statham | 7-6,3-6,3-6 |
| Challenger Panama City Qual | 2018/03/31 19:15 | Martinez, Luis David v Bortolotti, Marco | 6-1,6-4 |
| Challenger Panama City Qual | 2018/03/31 14:30 | Echazu, Mauricio v Bortolotti, Marco | 6-7,2-6 |
| Challenger San Luis Potosi Qual | 2018/03/25 22:25 | Bortolotti, Marco v Krawietz, Kevin | 2-6,3-6 |
| Challenger San Luis Potosi Qual | 2018/03/25 18:00 | Krainik, Pavel v Bortolotti, Marco | 1-6,2-6 |
| ITF Croatia F2 | 2018/03/15 09:00 | Bortolotti, Marco v Sabanov, Matej | 6-7,4-6 |
| ITF Croatia F2 | 2018/03/14 11:20 | Nino Serdarusic v Bortolotti, Marco | 4-6,7-6,4-6 |
| ITF Croatia F1 | 2018/03/08 09:00 | Bortolotti, Marco v Escobar, Gonzalo | 1-6,2-6 |
| Egypt F15, Singles Qualifying | 2018/04/25 13:40 | Alexander Weis v Misdrahis, Leandros | 6-1,6-1 |
| Egypt F14, Singles Qualifying | 2018/04/18 09:15 | Alexander Weis v Press, Frederik | 4-6,6-2,3-6 |
| ITF Italy F6 | 2018/04/03 14:35 | Alexander Weis v Hernan Casanova | 4-6,5-7 |
| ITF Italy F6 Qual | 2018/04/02 12:00 | Smola, Maciej v Alexander Weis | 4-6,7-6,6-7 |
| ITF Italy F6 Qual | 2018/04/01 12:00 | Winkler, Georg v Alexander Weis | 5-7,5-7 |
| ITF Italy F5 | 2018/03/29 16:25 | Apostol, Bogdan Ionut v Alexander Weis | 6-4,6-4 |
| ITF Italy F5 | 2018/03/28 14:50 | Alexander Weis v Bertuccioli, Federico | 6-7,6-4,6-2 |
| ITF Italy F5 Qual | 2018/03/27 13:00 | Espin Busleiman, Geronimo v Alexander Weis | 7-6,4-6,3-6 |