| Estonian Int. - Kwal. | 2020/01/09 09:30 | Oswald Fung v Nikita Makoveev | L | 2-0 |
| White Nights Qual | 2019/07/10 09:00 | Nikita Makoveev v Alexander Kim | L | 0-2 |
| Czech Open | 2021/10/22 15:40 | Dinuka Karunaratna v June Wei Cheam | L | 0-2 |
| Czech Open - Kwal. | 2021/10/21 12:15 | Ivan Kovacevic v Dinuka Karunaratna | W | 0-2 |
| Bulgarian Int | 2021/10/08 14:10 | Emre Lale v Dinuka Karunaratna | L | 2-0 |
| Bulgarian Int | 2021/10/08 07:45 | Dinuka Karunaratna v Camilo Borst | W | 2-0 |
| Sudirman Cup | 2019/05/24 10:30 | Nhat Nguyen v Dinuka Karunaratna | L | 2-0 |
| Sudirman Cup | 2019/05/22 10:00 | Christian Kirchmayr v Dinuka Karunaratna | W | 0-2 |
| Sudirman Cup | 2019/05/21 11:00 | Dinuka Karunaratna v Mark Sames | W | 2-0 |
| Sudirman Cup | 2019/05/20 04:00 | Dinuka Karunaratna v Milan Dratva | W | 2-0 |