Stadium: Court D Round: 28 Ground: Hardcourt outdoor
| Challenger Portoroz MD | 2018/08/08 20:55 | Gonzales/Lammons v Cacic/Miedler | 3-6,5-7 |
| Challenger Portoroz MD | 2018/08/07 14:00 | Saraiva/Verbeek v Cacic/Miedler | 3-6,2-6 |
| Challenger Portoroz MD | 2018/08/08 14:00 | Begemann/Olivetti v Propoggia/Puodziunas | 4-6,6-2,10-4 |
| Challenger Portoroz MD | 2018/08/07 17:45 | Begemann/Olivetti v Eriksson/Goransson | 7-5,6-4 |