Stadium: Court 2 Round: 28 Ground: Hardcourt outdoor
| ITF Portugal F5 Qual | 2018/03/24 12:30 | Vivero Gonzalez, Pablo v Hossam, Youssef | 0-6,7-5,3-6 |
| ITF Portugal F5 Qual | 2018/03/22 13:00 | Brands, Daniel v Hossam, Youssef | 4-6,4-6 |
| ITF Portugal F5 Qual | 2018/03/21 11:40 | Goncalo Falcao v Hossam, Youssef | 4-6,6-3,0-6 |
| ITF Egypt F9 | 2018/03/15 09:55 | Gonzalez, Wilfredo v Hossam, Youssef | 6-7,4-6 |
| ITF Egypt F9 | 2018/03/14 09:15 | Taweel, Issam Haitham v Hossam, Youssef | 2-6,4-6 |
| ITF Egypt F8 | 2018/03/08 08:00 | Hossam, Youssef v Katic, Dejan | 6-7,6-4,3-6 |
| ITF Egypt F8 | 2018/03/07 10:05 | Hossam, Youssef v van Meter, Joseph W | 6-4,6-2 |
| Coupe Davis | 2018/02/04 09:40 | Hossam, Youssef v Anker, Peter August | 6-4,6-0 |
| ITF Portugal F5 | 2018/03/23 15:30 | Ortega-Olmedo, Roberto v Stanek, Robin | 6-3,6-3 |
| ITF Portugal F5 | 2018/03/22 14:40 | Ortega-Olmedo, Roberto v Neuchrist, Maximilian | 6-4,6-4 |
| ITF Portugal F5 | 2018/03/21 10:00 | Ortega-Olmedo, Roberto v Cabral, Francisco | 6-1,7-6 |
| Portugal F4, Singles Qualifying | 2018/03/18 16:45 | Ortega-Olmedo, Roberto v Alejandro Davidovich Fokina | 5-7,6-4,1-6 |
| Portugal F4, Singles Qualifying | 2018/03/18 12:30 | Neuchrist, Maximilian v Ortega-Olmedo, Roberto | 6-4,4-6,1-6 |
| Portugal F4, Singles Qualifying | 2018/03/16 11:00 | Ortega-Olmedo, Roberto v Marc-Andrea Huesler | 6-1,7-6 |
| ITF Portugal F3 | 2018/03/08 13:30 | Cacao, Tiago v Ortega-Olmedo, Roberto | 6-2,1-6,6-4 |
| ITF Portugal F2 | 2018/03/05 18:00 | Evan Furness v Ortega-Olmedo, Roberto | 5-7,6-4,6-4 |