Giraldilla Int. XD 09/13 09:10 1 Kalle Koljonen v Gergely Krausz W 2-1
Giraldilla Int. XD 08/30 13:50 4 Kalle Koljonen v Victor Svendsen L 1-2
Giraldilla Int. XD 08/29 13:30 5 Birkerod v Kalle Koljonen W 0-2
World Championships 07/31 07:00 6 Kalle Koljonen v Tommy Sugiarto L 0-2
Giraldilla Int. XD 07/26 04:40 4 Koki Watanabe v Kalle Koljonen L 2-0
Giraldilla Int. XD 07/25 02:40 5 Chun Kar Lung v Kalle Koljonen W 0-2
Giraldilla Int. XD 06/20 02:30 6 Young Woong Ha v Kalle Koljonen L 2-0
US Open 06/14 20:40 4 Kalle Koljonen v Mark Caljouw L 1-2
US Open 06/13 19:10 5 Kalle Koljonen v Rosario Maddaloni W 2-0
Indonesia Masters XD 04/24 10:30 6 Kalle Koljonen v Alexander Roovers L 1-2
Giraldilla Int. XD 04/06 15:00 1 Kalle Koljonen v Luis Enrique Penalver L 0-2
Orleans Masters 03/28 13:10 5 Lucas Corvee v Kalle Koljonen L 2-1
Orleans Masters 03/27 16:50 6 Kalle Koljonen v Abhishek Yelegar W 2-0
Indonesia Masters XD 03/07 20:25 5 Mark Caljouw v Kalle Koljonen L 2-0
Swiss Open WD Qual 03/06 14:00 1 Kalle Koljonen v Alex Vlaar W 2-0
Swiss Open WD Qual 03/06 08:00 - Rudiger Gnedt v Kalle Koljonen W 0-2
Indonesia Masters XD 02/16 10:00 1 Anders Antonsen v Kalle Koljonen L 2-1
Indonesia Masters XD 02/14 13:11 - Kalle Koljonen v Emre Lale W 2-0
Indonesia Masters XD 02/14 06:00 1 Kalle Koljonen v Peter Roenn Stensaeth W 2-0
Giraldilla Int. XD 01/13 09:30 1 Hermansyah v Kalle Koljonen L 2-0
Giraldilla Int. XD 01/12 07:30 1 Jonathan Persson v Kalle Koljonen W 0-2
Giraldilla Int. XD 11/24 12:20 4 Kalle Koljonen v Ygor Coelho L 0-2
Scottish Open 11/23 10:40 5 Artem Pochtarov v Kalle Koljonen W 0-2
Scottish Open 11/22 18:50 6 Douglas Lidman v Kalle Koljonen W 0-2
Denmark Open 10/18 16:00 5 Nan Wei v Kalle Koljonen L 2-0
Swiss Open WD Qual 10/17 13:00 1 Kalle Koljonen v Raul Must W 2-0
Swiss Open WD Qual 10/17 09:00 - Marius Myhre v Kalle Koljonen W 0-2
Dutch Open 10/11 19:40 5 Kalle Koljonen v Erik Meijs L 0-2
Indonesia Masters XD 10/11 10:30 6 Kalle Koljonen v Han/Jang W 2-0
Czech Int. 09/28 14:00 1 Rasmus Gemke v Kalle Koljonen L 2-0

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.