Stadium: Show court Round: 26 Ground: Hardcourt outdoor
| Wimbledon Qual MD | 2018/06/25 16:40 | Gille/Vliegen v Ratiwatana/Ratiwatana | 6-4,6-4 |
| Challenger Ilkley MD | 2018/06/19 14:50 | Ratiwatana/Ratiwatana v Broady/Clayton | 6-7,4-6 |
| ATP Stuttgart MD | 2018/06/13 15:40 | Ratiwatana/Ratiwatana v Fucsovics/Zverev | 5-7,6-3,7-10 |
| Challenger Busan MD | 2018/05/19 02:00 | Roelofse/Smith v Ratiwatana/Ratiwatana | 6-4,6-4 |
| Challenger Busan MD | 2018/05/18 02:00 | Ratiwatana/Ratiwatana v Gonzales/Schnur | 6-2,6-4 |
| Challenger Busan MD | 2018/05/15 07:10 | Ratiwatana/Ratiwatana v Matsui/Statham | 6-1,6-2 |
| Challenger Gimcheon MD | 2018/05/12 06:20 | Roelofse/Smith v Ratiwatana/Ratiwatana | 6-2,6-3 |
| Challenger Gimcheon MD | 2018/05/11 05:30 | Ratiwatana/Ratiwatana v Bury/Peng | 3-6,6-3,10-4 |