Results

Euro Team Champs 02/11 13:00 - Kalle Koljonen v Alvaro Leal L 0-2
Azerbaijan Int 02/06 09:30 4 June Wei Cheam v Kalle Koljonen L 1-0
Azerbaijan Int 02/05 12:45 - Darshan Pujari v Kalle Koljonen W 1-2
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

Wikipedia - Kalle Koljonen

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.