| Indonesia Masters - Mixed dubbel | 2018/04/25 10:00 | H.S. Prannoy v Kantaphon Wangcharoen | L | 2-1 |
| Swiss Open - Damdubbel - Kval | 2018/04/24 05:20 | Kantaphon Wangcharoen v Hussein Zayan Shaheed | W | 2-0 |
| Indonesia Masters - Mixed dubbel | 2018/03/08 14:45 | Kantaphon Wangcharoen v Yuqi Shi | L | 0-2 |
| Indonesia Masters - Mixed dubbel | 2018/03/07 10:25 | Tanongsak Saensomboonsuk v Kantaphon Wangcharoen | W | 0-2 |
| Giraldilla Int. - Mixed dubbel | 2018/02/24 12:00 | Kantaphon Wangcharoen v Sameer Verma | L | 1-2 |
| Giraldilla Int. - Mixed dubbel | 2018/02/23 12:45 | Kantaphon Wangcharoen v R. M. V. Gurusaidutt | W | 2-0 |
| Giraldilla Int. - Mixed dubbel | 2018/02/21 09:20 | Kantaphon Wangcharoen v Kai Schaefer | W | 2-0 |
| Indonesia Masters - Mixed dubbel | 2018/02/07 12:00 | Jen Hao Hsu v Kantaphon Wangcharoen | L | 2-0 |
| Giraldilla Int. - Mixed dubbel | 2018/03/27 18:10 | Remi Rossi v Karan Rajan Rajarajan | L | 2-0 |
| Giraldilla Int. - Mixed dubbel | 2018/02/22 15:00 | Job Castillo v Karan Rajan Rajarajan | L | 2-1 |
| Swiss Open - Damdubbel - Kval | 2018/01/30 04:05 | Shreyansh Jaiswal v Karan Rajan Rajarajan | L | 2-0 |
| Giraldilla Int. - Mixed dubbel | 2018/01/10 12:30 | Misha Zilberman v Karan Rajan Rajarajan | L | 2-0 |
| Indonesia Masters - Mixed dubbel | 2017/11/23 12:40 | Karan Rajan Rajarajan v Niluka Karunaratne | W | 2-1 |
| Indonesia Masters - Mixed dubbel | 2017/11/22 19:30 | Kieran Merrilees v Karan Rajan Rajarajan | W | 0-2 |
| Indonesia Masters - Mixed dubbel | 2017/10/11 08:30 | Karan Rajan Rajarajan v Kieran Merrilees | L | 0-2 |
| Indonesia Masters - Mixed dubbel | 2017/07/13 21:50 | Karan Rajan Rajarajan v Koki Watanabe | L | 0-2 |