Stadium: Court 5 Round: 26 Ground: Clay
| Challenger Sibiu MD | 2018/09/16 12:00 | Antonescu/Jecan v Dima/Sels | 2-6,4-6 |
| Challenger Bastad MD | 2018/07/14 09:00 | Heliovaara/Laaksonen v Kolar/Oliveira | 6-4,6-3 |
| Challenger Bastad MD | 2018/07/13 13:00 | Kolar/Oliveira v Gonzales/Lammons | 6-7,6-4,10-7 |
| Challenger Bastad MD | 2018/07/10 14:00 | Eriksson Ziverts/Friberg v Kolar/Oliveira | 2-6,3-6 |
| Challenger Bangkok MD | 2018/01/06 08:00 | Granollers/Granollers v Kolar/Oliveira | 6-3,7-6 |
| Challenger Bangkok MD | 2018/01/05 07:30 | Kolar/Oliveira v Hsieh/Yang | 6-2,3-6,10-8 |
| Challenger Bangkok MD | 2018/01/04 08:00 | Gong/Wu v Kolar/Oliveira | 1-6,5-7 |
| Challenger Bangkok MD | 2018/01/01 07:50 | Kolar/Oliveira v Matsui/Yi | 7-5,7-6 |