| 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 |
| Swiss Open - Damdubbel - Kval | 2018/02/20 12:10 | Michael Spencer-Smith v Joel Koenig | W | 0-2 |
| Indonesia Masters - Mixed dubbel | 2017/10/31 17:00 | Joel Koenig v Jen Hao Hsu | L | 0-2 |
| Giraldilla Int. - Mixed dubbel | 2019/03/15 19:30 | Timothy Lam v Daniel La Torre Regal | L | 2-0 |
| Giraldilla Int. - Mixed dubbel | 2019/03/14 19:30 | Timothy Lam v Daniel La Torre Regal | L | 2-0 |
| Jamaica Int. | 2019/03/07 16:00 | Rosario Maddaloni v Daniel La Torre Regal | L | 2-0 |
| Swiss Open - Damdubbel - Kval | 2018/12/13 08:00 | Danylo Bosniuk v Daniel La Torre Regal | L | 2-1 |
| Giraldilla Int. - Mixed dubbel | 2018/08/07 20:45 | Kevin Barkman v Daniel La Torre Regal | L | 2-1 |
| Giraldilla Int. - Mixed dubbel | 2018/05/18 15:00 | Arturo Hernandez v Daniel La Torre Regal | L | 2-1 |
| Giraldilla Int. - Mixed dubbel | 2018/04/27 15:00 | Daniel La Torre Regal v Brian Yang | L | 0-2 |
| Giraldilla Int. - Mixed dubbel | 2017/12/20 03:20 | Daniel La Torre Regal v Nicholas Bonkowsky | W | 2-0 |