Stadium: Cancha 1 Round: 26 Ground: Clay
| Challenger Campinas MD | 2018/10/03 15:00 | Lipovsek Puches/Londero v Dellien/Duran | 6-7,3-6 |
| Challenger Banja Luka MD | 2018/09/12 11:30 | Krawietz/Mies v Lipovsek Puches/Londero | 7-6,6-4 |
| Challenger Blois MD | 2018/06/21 10:30 | Lipovsek Puches/Londero v Denolly/Muller | 7-6,6-2 |
| Challenger Santiago MD | 2018/03/06 19:10 | Lipovsek Puches/Londero v Agamenone/Galdos | 3-6,0-6 |
| Challenger Campinas MD | 2018/10/02 19:25 | Collarini/Mena v Bagnis/Berlocq | 2-6,2-6 |