K-1 is a professional kickboxing promotion established in 1993 by karateka Kazuyoshi Ishii.
Andy Souwer is a Dutch former kickboxer and mixed martial artist. He is a two-time K-1 World MAX champion and four-time Shootboxing World tournament champion as well as former It's Showtime 70MAX world champion, fighting out of Mejiro Gym in Amsterdam.
Jomhod "King of the Ring" Kiatadisak is a professional Muay Thai fighter from Phang Nga province in the South of Thailand. He started learning muay Thai at the age of 7 and won his first fight when he was 11 years old. In 1986, Jomhod won the Southern Thailand Championship in 59.6 kg weight category and the same year, at the age of 16, he moved to Bangkok and began his proper fighting career.
Freddy Kemayo is a French heavyweight kickboxer. He is a three-time French Kickboxing Champion.
Gevorg "Giorgio" Petrosyan is an Armenian-born Italian kickboxer who competes in the middleweight division. He is nicknamed "The Doctor" and noted for his supreme technical skills, ringsmanship and defensive prowess which has seen him defeat some of the best strikers in the world while taking little-to-no damage. As of September 2022, he is ranked the #5 lightweight and #6 pound-for-pound kickboxer in the world by Combat Press, and is widely regarded as one of the greatest kickboxers of all time. As of October 12, 2023, he is ranked #5 in the ONE Featherweight Kickboxing rankings.
Yohan Lidon is a French Muay Thai kickboxer. He is a 3-time world champion in Muay Thai and kickboxing - including being the first ever It's Showtime 73MAX world champion.
Karim Ghajji, is a French-Moroccan kickboxer and B-boy. He is a former Glory Welterweight Championship challenger.
Sergio Wielzen is a Surinamese-Dutch super lightweight Muay Thai kickboxer formerly fighting out of Amsterdam, Netherlands for Black Label and FF Carbin. Medio 2015 he switched to Sityodtong Muay Thai & Kickboxing Amsterdam to be trained by Paul and Vincent Pengel. His nickname is "Samurai" in English. Despite his deceptively small stature he is known for his explosive power - having won many of his fights by KO or TKO. He is the former It's Showtime 61MAX world champion as well as the current Lion Fight Muay Thai world lightweight champion
Karim Bennoui, also known as "Le Chirurgien", is an Algerian Muay Thai kickboxer. He is a three-time WKN super featherweight champion. He is also a former It's Showtime -61 kg champion and ISKA -62.3 kg champion.
Houcine Bennoui is a French-Algerian Muay Thai kickboxer, younger brother of Karim Bennoui. He is the WFC World Muay Thai Champion.
Charles François is a French Muay Thai kickboxer. He is the W.P.M.F. European Muaythai Champion and former W.P.M.F. World Muaythai Champion.
Luís "Dinga" Reis is a Portuguese Muay Thai kickboxer of Cape Verdian descent fighting out of Lisbon, Portugal for the Olival Gym. He is a K-1 MAX and It's Showtime regional champion who has also won medals for Portugal at amateur level. His older brother José Reis is also a respected kickboxer.
Thomas Adamandopoulos is a Greek-Italian-French Muay Thai kickboxer who currently trains in Marseille, France. He a former ISKA world champion 135 lbs.
Abraham Roqueñi Iglesias is a Spanish welterweight kickboxer. He was the K-1 MAX Spain 2004 tournament winner, and is a former ISKA, WAKO and WFCA world champion. He holds notable wins over Gago Drago, Luis Reis, Andy Souwer, Giga Chikadze, and Artur Kyshenko.
Lorenzo Javier Jorge, also known as Jorge Loren, is a retired Spanish professional kickboxer and K-1 veteran. Loren was the Super Cruiserweight Champion of the Superkombat Fighting Championship. He is also the 2014 Superkombat World Grand Prix tournament champion and fought for the It's Showtime 95MAX world title, losing to Danyo Ilunga by decision after 5 rounds. He has also fought in Enfusion.
Bruce Codron is a French kickboxer who trains in Mazan, France. He is the W.K.N.Archived 2022-03-09 at the Wayback Machine, I.S.K.A. and W.A.K.O. World Full-Contact Champion. He is also a three time French Full-Contact Champion.
Masahiro Yamamoto is a Japanese kickboxer who competes in the lightweight division. After beginning his career as a featherweight in 2002, Yamamoto became a mainstay in the All Japan Kickboxing Federation and first challenged for the AJKF Featherweight Championship in December 2004 when he fought to a draw with Genki Yamamoto. He then went on a hot streak in 2005, winning the IKUSA 2005 –60 kg Grand Prix in the process, and was given another chance at the AJKF Featherweight title in January 2006 when he beat Genki Yamamoto in a rematch to take the belt. The following years saw Yamamoto move up to lightweight and have more domestic success as he took the AJKF's Best of 60 kg Tournament 2007 and the Krush Lightweight Grand Prix 2009 before he emerged internationally with the It's Showtime promotion. He lost to Sergio Wielzen in his first attempt at the It's Showtime 61MAX Championship in December 2010 but came back to win the belt in July 2012 by defeating Javier Hernandez.
Armen Petrosyan is an Armenian-born Italian kickboxer who competes in the middleweight division. An aggressive fighter, Petrosyan began training in Muay Thai after moving to Italy from Armenia. Petrosyan and his brother Giorgio Petrosyan were put under contract with Oktagon management, he became a two-time Italian champion and a European titleist before arriving on the world stage in 2010 when he took back-to-back wins over Vuyisile Colossa and Dzhabar Askerov and later appeared as a competitor on the Enfusion reality television show. In March 2013, he won the eight-man Haarlem Fight Night IV tournament in the Netherlands to be crowned the WMTA World Super Welterweight Champion.
It's Showtime was a kickboxing and mixed martial arts promotion based in Amsterdam, Netherlands. It was founded by Simon Rutz in 1998 and held its first show in 1999 and its last near the end of 2012.
Cristina Morales Martin is a Spanish kickboxer. She is the reigning ISKA Atomweight K1 World Champion, and the former Enfusion 52 kg World Champion.
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