| All Africa Individual Championships | 2022/02/18 05:30 | Appiah, Melvin v Robert White | L | 1-2 |
| All Africa Team Championships | 2022/02/17 06:20 | Appiah, Melvin v Mammeri, Koceila | L | 0-2 |
| All Africa Team Championships | 2022/02/16 11:20 | Xavier Chan Fung Ting v Appiah, Melvin | L | 2-1 |
| All Africa Individual Championships | 2020/02/14 08:30 | Snyman, Ruan v Appiah, Melvin | L | 2-0 |
| All Africa Team Championships | 2020/02/11 07:00 | Appiah, Melvin v Rahali, Mouin | W | 2-0 |
| Estonian Int. Qual | 2023/01/12 11:40 | Viktor Ording Kauffman v Kim Sheng Chua | L | 2-1 |
| Estonian Int. Qual | 2023/01/12 09:55 | Aria Dinata v Kim Sheng Chua | W | 0-2 |