| Swedish Open | 01/18 10:00 | - | Victor Svendsen v Kalle Koljonen | L | 2-0 | |
| Swedish Open | 01/17 16:30 | - | Kalle Koljonen v Anthony Joe | W | 2-0 | |
| Swedish Open | 01/17 11:30 | - | Kalle Koljonen v Mads Christophersen | W | 2-1 | |
| Estonian Int. | 01/10 18:40 | - | Kasper Lehikoinen v Kalle Koljonen | - | home | |
| Estonian Int. | 01/10 09:40 | - | Kai Feng Tang v Kalle Koljonen | W | 1-2 | |
| Italian Int. | 12/13 10:00 | - | Kalle Koljonen v Luis Enrique Penalver | L | 0-2 | |
| Scottish Open | 11/21 20:20 | 5 | Kalle Koljonen v Jason Anthony Ho-Shue | L | 0-2 | |
| Irish Open | 11/14 10:00 | 5 | Felix Burestedt v Kalle Koljonen | - | Retired | |
| Hungarian Int. | 11/01 12:00 | 4 | Kalle Koljonen v Sergey Sirant | L | 1-2 | |
| Hungarian Int. | 10/31 12:40 | 5 | Kalle Koljonen v Fabio Caponio | W | 2-0 | |
| Dutch Open | 10/08 14:20 | 6 | Raul Must v Kalle Koljonen | L | 2-0 | |
| Kharkiv Int. | 09/06 08:30 | 5 | Joran Kweekel v Kalle Koljonen | L | 2-0 | |
| Wereldkampioenschappen | 08/19 09:00 | 6 | Kenta Nishimoto v Kalle Koljonen | L | 2-0 | |
| Hyderabad Open | 08/09 11:30 | 3 | Kwang Hee Heo v Kalle Koljonen | L | 2-0 | |
| Hyderabad Open | 08/08 06:30 | 4 | Shesar Hiren Rhustavito v Kalle Koljonen | W | 0-2 | |
| Hyderabad Open | 08/07 05:30 | 5 | Kalle Koljonen v Andre Marteen | W | 2-1 | |
| Russia Open | 07/17 00:00 | 6 | Hin Shun Wong v Kalle Koljonen | - | Walkover | |
| White Nights | 07/13 13:30 | - | Kalle Koljonen v Iskandar Zulkarnain | L | 1-2 | |
| White Nights | 07/13 07:30 | - | Kiran George v Kalle Koljonen | W | 1-2 | |
| White Nights | 07/12 15:45 | - | Nhat Nguyen v Kalle Koljonen | W | 1-2 | |
| White Nights | 07/12 09:30 | - | Kalle Koljonen v Vladimir Malkov | W | 2-0 | |
| White Nights | 07/11 10:30 | - | Kalle Koljonen v Zvonimir Durkinjak | W | 2-0 | |
| Azerbaijan Int. | 06/09 07:00 | - | Kalle Koljonen v Felix Burestedt | L | 1-2 | |
| Azerbaijan Int. | 06/08 07:30 | - | Kalle Koljonen v Toma Junior Popov | W | 2-0 | |
| Azerbaijan Int. | 06/07 13:30 | - | Kalle Koljonen v Sergey Sirant | W | 2-0 | |
| Slovenia Int. | 05/16 08:30 | - | Kalle Koljonen v Kartikey Gulshan Kumar | W | 2-1 | |
| Denmark Int. | 05/10 09:00 | - | Jan O Jorgensen v Kalle Koljonen | W | 0-2 | |
| Finnish Open | 04/05 16:45 | - | Chun-Yi Lin v Kalle Koljonen | L | 2-0 | |
| Finnish Open | 04/05 09:00 | - | Maxime Moreels v Kalle Koljonen | W | 0-2 | |
| Swiss Open | 03/13 09:50 | 5 | Kalle Koljonen v Ygor Coelho | L | 1-2 |