| Giraldilla Int. - Mixed dubbel | 2018/08/29 13:30 | Felix Burestedt v Kalle Koljonen | W | 0-2 |
| Azerbajdzjan Int. | 2019/06/08 07:30 | Kalle Koljonen v Toma Junior Popov | W | 2-0 |
| Azerbajdzjan Int. | 2019/06/07 13:30 | Kalle Koljonen v Sergey Sirant | W | 2-0 |
| Slovenia Int. | 2019/05/16 08:30 | Kalle Koljonen v Kartikey Gulshan Kumar | W | 2-1 |
| Denmark Int. | 2019/05/10 09:00 | Jan O Jorgensen v Kalle Koljonen | W | 0-2 |
| Finnish Open | 2019/04/05 16:45 | Chun-Yi Lin v Kalle Koljonen | L | 2-0 |
| Finnish Open | 2019/04/05 09:00 | Maxime Moreels v Kalle Koljonen | W | 0-2 |
| Swiss Open | 2019/03/13 09:50 | Kalle Koljonen v Ygor Coelho | L | 1-2 |
| Swiss Open - Damdubbel - Kval | 2019/03/12 14:20 | Koki Watanabe v Kalle Koljonen | W | 0-2 |
| Azerbajdzjan Int. | 2019/06/07 14:00 | Felix Burestedt v Ajay Jayaram | W | 2-0 |
| Slovenia Int. | 2019/05/16 09:30 | Felix Burestedt v Michal Rogalski | W | 2-1 |
| Finnish Open | 2019/04/05 07:45 | Felix Burestedt v Rasmus Messerschmidt | L | 0-2 |
| Swiss Open | 2019/03/13 12:00 | Parupalli Kashyap v Felix Burestedt | L | 2-0 |
| Swiss Open - Damdubbel - Kval | 2019/03/12 14:02 | Felix Burestedt v Eetu Heino | W | 2-0 |
| Swiss Open - Damdubbel - Kval | 2019/03/12 11:00 | Kai Schaefer v Felix Burestedt | W | 1-2 |
| Giraldilla Int. - Mixed dubbel | 2019/03/10 12:00 | Teck Zhi Soo v Felix Burestedt | W | 1-2 |
| Giraldilla Int. - Mixed dubbel | 2019/03/09 16:00 | Ditlev Jaeger Holm v Felix Burestedt | W | 0-2 |