Head to Head
| European Games | 2023/06/30 09:30 | Viktor Axelsen v Kalle Koljonen | W | 2-0 |
| Jocurile Olimpice 2020 - Masculin | 2021/07/28 09:40 | Viktor Axelsen v Kalle Koljonen | W | 2-0 |
| Campionatul European | 2021/05/01 15:00 | Viktor Axelsen v Kalle Koljonen | W | 2-0 |
Home History
| Campionatul European | 2024/04/10 17:00 | Viktor Axelsen v Kai Schaefer | W | 2-0 |
| All England Open | 2024/03/15 17:00 | Viktor Axelsen v Anthony Sinisuka Ginting | L | 1-2 |
| All England Open | 2024/03/14 12:50 | Viktor Axelsen v Hongyang Weng | W | 2-0 |
| All England Open | 2024/03/12 16:20 | Viktor Axelsen v Srikanth Kidambi | W | 2-0 |
| French Open | 2024/03/07 17:05 | Viktor Axelsen v Tzu Wei Wang | L | 0-2 |
| French Open | 2024/03/05 14:55 | Viktor Axelsen v Priyanshu Rajawat | W | 2-0 |
| Malaysia Open | 2024/01/13 11:40 | Viktor Axelsen v Yuqi Shi | L | 1-2 |
| Malaysia Open | 2024/01/12 12:00 | Viktor Axelsen v Ka Long Angus NG | W | 2-1 |
Away History
| Campionatul European | 2024/04/10 14:05 | Aria Dinata v Kalle Koljonen | W | 0-2 |
| Campionatul European | 2024/04/08 12:00 | Kalle Koljonen v Gustav Bjorkler | W | 2-0 |
| Spain Masters | 2024/03/27 18:45 | Yushi Tanaka v Kalle Koljonen | L | 2-0 |
| Polish Open | 2024/03/23 09:00 | Kalle Koljonen v Kai Schaefer | L | 0-2 |
| Polish Open | 2024/03/22 11:40 | Kalle Koljonen v Aria Dinata | W | 2-1 |
| Orleans Masters | 2024/03/14 13:40 | Alex Lanier v Kalle Koljonen | L | 2-0 |
| Orleans Masters | 2024/03/13 17:45 | Kalle Koljonen v Kevin Cordon | W | 2-0 |
| German Open | 2024/02/29 15:20 | Su Li Yang v Kalle Koljonen | L | 2-0 |