Stadion: C Round: 26
| Challenger - Tiburon - Herrendoppel | 2018/09/23 20:49 | Heliovaara/Laaksonen v Galdos/Huesler | 3-6,6-2,0-1 |
| Challenger - Chengdu - Herrendoppel | 2018/08/01 03:00 | Chen/Yi v Heliovaara/Laaksonen | 7-6,6-3 |
| Challenger - Bastad - Herrendoppel | 2018/07/14 09:00 | Heliovaara/Laaksonen v Kolar/Oliveira | 6-4,6-3 |
| Challenger - Bastad - Herrendoppel | 2018/07/13 13:30 | Peralta/Zeballos v Heliovaara/Laaksonen | 2-6,3-6 |
| Challenger - Bastad - Herrendoppel | 2018/07/12 13:15 | Gong/Zhang v Heliovaara/Laaksonen | 4-6,4-6 |
| Challenger - Bastad - Herrendoppel | 2018/07/10 13:35 | Bergevi/Figueroa v Heliovaara/Laaksonen | 2-6,1-6 |
| Challenger - Blois - Herrendoppel | 2018/06/20 14:00 | Heliovaara/Laaksonen v Domingues/Sousa | 3-6,3-6 |
| Challenger - Columbus - Herrendoppel | 2018/09/20 19:15 | Roelofse/Smith v Paul/Polansky | 6-3,3-6,7-10 |
| Challenger - Columbus - Herrendoppel | 2018/09/18 19:00 | Roelofse/Smith v Banes/Popyrin | 6-3,6-4 |
| Challenger - Chicago - Herrendoppel | 2018/09/05 20:15 | Paes/R-Valera v Roelofse/Smith | 7-6,6-7,10-7 |
| Challenger - Busan - Herrendoppel | 2018/05/20 03:00 | Roelofse/Smith v Hsieh/Rungkat | 4-6,3-6 |
| Challenger - Busan - Herrendoppel | 2018/05/19 02:00 | Roelofse/Smith v Ratiwatana/Ratiwatana | 6-4,6-4 |
| Challenger - Busan - Herrendoppel | 2018/05/18 06:55 | Roelofse/Smith v Gong/Zhang | 3-6,6-1,16-14 |
| Challenger - Busan - Herrendoppel | 2018/05/17 07:30 | Roelofse/Smith v Kim/Lim | 6-4,6-4 |
| Challenger - Gimcheon - Herrendoppel | 2018/05/12 06:20 | Roelofse/Smith v Ratiwatana/Ratiwatana | 6-2,6-3 |