Home History
| Hellas Open | 2019/08/09 06:30 | Adrian Dziolko v Joel Koenig | L | 2-0 |
| Peru Future Series | 2019/05/10 21:00 | Joel Koenig v Daniel La Torre Regal | L | 0-2 |
| Dutch International - Kval | 2019/04/11 14:20 | Bruno Carvalho v Joel Koenig | L | 2-1 |
| Swiss Open - Damdubbel - Kval | 2019/01/17 11:00 | Ditlev Jaeger Holm v Joel Koenig | L | 2-0 |
| Swiss Open - Damdubbel - Kval | 2018/11/21 11:43 | Alex Lane v Joel Koenig | L | 2-0 |
| Swiss Open - Damdubbel - Kval | 2018/11/21 09:54 | Joel Koenig v Ciar Pringle | W | 2-0 |
| Swiss Open - Damdubbel - Kval | 2018/10/30 11:45 | Hannes Gerberich v Joel Koenig | L | 2-0 |
| Swiss Open - Damdubbel - Kval | 2018/02/20 14:32 | Joel Koenig v Riichi Takeshita | L | 0-2 |
Away History
| VM | 2019/08/19 11:10 | Tommy Sugiarto v Niluka Karunaratne | L | 2-0 |
| Slovenia Int. | 2019/05/16 09:00 | Niluka Karunaratne v Mads Christophersen | L | 0-2 |
| Asia Championships Prelim | 2019/04/23 04:40 | June Wei Cheam v Niluka Karunaratne | L | 2-1 |
| Asia Championships Prelim | 2019/04/23 03:20 | Niluka Karunaratne v Amir Jabbari | W | 2-0 |
| Giraldilla Int. - Mixed dubbel | 2019/03/08 16:45 | Niluka Karunaratne v Iikka Heino | L | 1-2 |
| Dutch Open | 2018/10/11 13:40 | Niluka Karunaratne v Sourabh Verma | L | 0-2 |
| Dutch Open | 2018/10/10 15:55 | Misha Zilberman v Niluka Karunaratne | W | 0-2 |
| Dutch Open | 2018/10/09 18:15 | Jeppe Bruun Christensen v Niluka Karunaratne | W | 1-2 |