| Scottish Open | 11/21 15:50 | - |
Kalle Koljonen v
Ditlev Jaeger Holm
|
L | 1-2 | |
| Scottish Open | 11/21 09:00 | 5 |
Kalle Koljonen v
Ethan Rose
|
W | 2-0 | |
| Irish Open | 11/13 12:50 | 5 |
Gustav Bjorkler
v
Kalle Koljonen
|
L | 2-0 | |
| Hylo Open | 11/01 15:35 | 2 |
Kalle Koljonen v
Magnus Johannesen
|
L | 0-2 | |
| Hylo Open | 10/31 12:45 | 3 |
Kalle Koljonen v
Ayush Shetty
|
W | 2-1 | |
| Hylo Open | 10/30 17:55 | 4 |
Kalle Koljonen v
Nhat Nguyen
|
W | 2-0 | |
| Hylo Open | 10/29 20:10 | 5 |
Tien Chen Chou
v
Kalle Koljonen
|
W | 1-2 | |
| Czech Open | 10/17 12:00 | - |
Enrico Baroni
v
Kalle Koljonen
|
L | Retired | |
| Arctic Open | 10/08 14:40 | 5 |
Kalle Koljonen v
Takuma Obayashi
|
L | 0-2 | |
| Al Ain Masters | 10/03 12:55 | 3 |
Kalle Koljonen v
Srikanth Kidambi
|
L | 1-2 | |
| Al Ain Masters | 10/02 10:05 | 4 |
Alap Mishra
v
Kalle Koljonen
|
W | 0-2 | |
| Al Ain Masters | 10/01 11:15 | 5 |
Rithvik Sanjeevi Satish Kumar
v
Kalle Koljonen
|
W | 0-2 |
Kalle Koljonen (born 26 February 1994) is a Finnish badminton player. In 2014, he won a bronze medal at the European Men's Team Championships in Basel. He won his first international title at the 2015 Hungarian International. Koljonen became first ever badminton player from his country to medal at the European Championships in 2021.
He competed for Finland at the 2024 Summer Olympics in the men's singles event.