| Sudirman Cup | 2019/05/20 04:00 | Dinuka Karunaratna v Milan Dratva | W | 2-0 |
| Tong Yun Kai Cup | 2019/03/20 11:30 | Kantaphon Wangcharoen v Dinuka Karunaratna | L | 2-0 |
| Tong Yun Kai Cup | 2019/03/19 11:30 | Ihsan Maulana Mustofa v Dinuka Karunaratna | L | 2-0 |
| Open de Holanda | 2018/10/10 12:35 | Dinuka Karunaratna v Parupalli Kashyap | L | 1-2 |
| Open de Holanda | 2018/10/09 16:40 | Dinuka Karunaratna v Karan Rajan Rajarajan | W | 2-1 |
| Open de Suiza - Dobles Femeninos - Clasificación | 2018/09/27 08:00 | Ade Resky Dwicahyo v Dinuka Karunaratna | L | 2-0 |
| Giraldilla - Internacional - Dobles Mixtos | 2018/09/21 15:10 | Chia Hung Lu v Dinuka Karunaratna | L | 2-1 |
| Open de Suiza - Dobles Femeninos - Clasificación | 2018/09/21 07:00 | Dinuka Karunaratna v Felix Hammes | W | 2-0 |
| Sudirman Cup | 2019/05/20 04:00 | Tobias Kuenzi v Mark Sames | W | 1-2 |