List of K-1 champions

K-1 World Championship

K-1 Heavyweight Championship

K-1 World GP Heavyweight Championship

Name	Date	Defenses
K-1 World GP Featherweight Championship K-1 World GP Women's Flyweight Championship Name Date Defenses K-1 WORLD GRAND PRIX Champions Openweight K-1 'FEG K-1' Date Champion Nationality Event Location Runner-up Nationality 2024-12-14 Ariel Machado K-1 WORLD GRAND PRIX : Finalists K-1 'FEG K-1' Fighter Best Result Previous appearances in GP FINAL Record K-1 WORLD MAX Champions -70kg K-1 'FEG K-1' Date Champion Nationality Event Location Runner-up Nationality 2025-11-15 Jonas Salsicha K-1 WORLD MAX : Finalists K-1 'FEG K-1' Fighter Best Result Previous appearances in MAX FINAL Record K-1 World Tournament Champions '''K-1 WORLD GP JAPAN''' K-1 Japan Tournament Champions Date Champion Nationality Event Location Runner-up Nationality 2021-05-30 Toma Kuroda Other K-1 Tournament Champions [K-1] -90 kg : Cruiserweight Date Champion Nationality Event Location Runner-up Nationality 2025-10-04 Marco Antonio K-1 Global Openweight Date Champion Nationality Event Location Runner-up Nationality 2013-03-15 Mirko Filipović K-1 presents KOK WORLD GP Heavyweight : Unlimited Date Champion Nationality Event Location Runner-up Nationality 2011-06-10 Tomasz Szczepkowski K-2 / K-3 : Grand Prix Champions K-2 Weight limit: 82 kg Date Champion Nationality Event Location Runner-up Nationality 1995-01-07 Rob Kaman