Jérôme Philippe Le Banner is a French kickboxer, mixed martial artist, and professional wrestler. Le Banner fought for most of his career in K-1 and became known for his aggressive fighting style and knockout power. He is a 2-time K-1 World Grand Prix runner up, a 2-time K-1 Preliminary Grand Prix champion, and is a multiple time world champion in Kickboxing and Muay Thai. He holds notable victories over Ernesto Hoost (twice), Francisco Filho, Mark Hunt, Sam Greco, Mike Bernardo (twice), Peter Aerts, Rick Roufus, Remy Bonjasky, Tyrone Spong, Stefan Leko (twice), Masaaki Satake, Maurice Smith, Gary Goodridge (twice), Musashi (twice), Cyril Abidi and Choi Hong-man (twice).
Badr Hari is a Moroccan-Dutch professional kickboxer. He is a former K-1 Heavyweight World Champion (2007–2008), It's Showtime Heavyweight World Champion (2009–2010) and K-1 World Grand Prix 2008 and 2009 finalist. Known for his aggressive and explosive fighting style, Hari is widely considered one of the greatest kickboxers of all time.
Alexander "Sasha" Ustinov is a Russian professional boxer, former kickboxer and mixed martial artist. In boxing, he has challenged once for the WBA (Regular) heavyweight title in 2017.
Tyrone Clinton Spong is a Surinamese-Dutch professional boxer and mixed martial artist and former kickboxer. As a boxer, he held the WBC and WBO Latino heavyweight titles in 2018. In kickboxing, he is the former WFCA cruiserweight champion, Glory 95kg Slam Champion and It's Showtime 95MAX World champion.
Stefan Leko is a German heavyweight kickboxer. He is the current WKA Super-Heavyweight world champion in kickboxing, and former Muay Thai world super-heavyweight champion and Kickboxing world super-heavyweight champion, WMTA, WKN, IKBO, IKBF, and WKA world champion, K-1 European Grand Prix 1998 champion, 1999 K-1 Dream champion and two time K-1 World Grand Prix in Las Vegas tournament champion. He fights out of Team Golden Glory in Breda, Netherlands under Cor Hemmers. Since 2011 Stefan Leko is coached and managed by Tom Trautsch and won two Heavyweight World Champion Titles.
Artur Kyshenko is a Ukrainian middleweight kickboxer, fighting out of Kyshenko Gym. He is the 2015 Kunlun Fight 80 kg Tournament World Champion and K-1 World MAX 2008 Finalist.He was ranked as the #1 Welterweight in the world by Combat Press from September 2017 until February 2020, when he transitioned into boxing. He had been continually ranked in the welterweight top ten by Combat Press since September 2014. On 24 July 2019, Kyshenko was suspended for 4 years by National Anti-Doping Agency of France (AFLD) after testing positive for prohibited substances.
Errol Zimmerman is a Curaçaoan-Dutch kickboxer, representing the Hemmers Gym in Breda, Netherlands. He is K-1 World Grand Prix 2008 in Amsterdam and SUPERKOMBAT Fight Club tournaments champion. Zimmerman is also former Glory Heavyweight Championship and K-1 Super Heavyweight Championship challenger. In 2011 WIPU voted him the Kickboxer of the Year.
Gökhan Saki is a Turkish-Dutch kickboxer and mixed martial artist. He is a Dutch, European and World Muay Thai champion, K-1 World GP 2006 in Amsterdam tournament finalist, K-1 World Grand Prix 2008 in Hawaii champion and former Glory Light Heavyweight Champion. Saki also competed in the light heavyweight division of the Ultimate Fighting Championship.
Serhiy Lashchenko, also spelled as Sergii Lashchenko and Sergei Lascenko, was a Ukrainian kickboxer. He was a K-1 and Superkombat Heavyweight.
Lithuania Bushido Federation, also known as Bushido Lithuania, is the largest combat sports promotion in Lithuania.
Jean-Claude Leuyer, or simply Jean Claude, is an American former heavyweight kickboxer. He was a six-time world champion, holding titles in four different organizations, and competing in sixteen world title fights. He holds notable wins over Rob Kaman and Tomasz Kucharzewski in K-1.
Sergej Maslobojev, nicknamed 'Kuvalda' ('Sledgehammer'), is a Lithuanian mixed martial artist, boxer and kickboxer, currently signed with GLORY, where he is the former Glory Light Heavyweight champion. He is ranked as the third best light heavyweight in the world by Combat Press as of September 2022, and third best by Beyond Kickboxing as of October 2022.
Curtis Schuster is a former American Thai boxer. He was a two-time world champion in kickboxing and Muay Thai. Schuster's last fight was in 1998 at the K-1 World GP 1998 in Las Vegas.
Roman Olegovich Kryklia is a Ukrainian heavyweight kickboxer currently signed to ONE Championship where he competes in both Light Heavyweight and Heavyweight division in Kickboxing, where he is the inaugural and current ONE Light Heavyweight Kickboxing World Champion. along with the inaugural and current ONE Heavyweight Muay Thai World Championship.
King of Kings, or KOK, is a European kickboxing promotion founded in 2009. The company has its headquarters in Vilnius, Lithuania.
Ștefan Lătescu is a Romanian professional kickboxer and boxer, and former Muay Thai and kempo practitioner, currently signed to GLORY. A former amateur in two sports, Lătescu notched over 150 wins in amateur kickboxing, and is the youngest senior heavyweight champion in the amateur boxing history of Romania. He is still undefeated nationally in boxing.
Chico Fernando Samuel Kwasi is a Dutch-Surinamese professional kickboxer and former boxer, currently competing in the welterweight division of Glory, where he is the reigning welterweight champion. He previously competed for King of Kings and Dynamite Fighting Show. Kwasi is the former KOK welterweight champion.
Pascal Touré is a French Muay Thai kickboxer.
Kevin Tariq Osaro is a Nigerian-Dutch professional kickboxer, currently competing in the heavyweight division of Glory. He also competed for OSS Fighters. As of 1 November 2023, Osaro is ranked the #2 heavyweight in the world by Beyond Kickboxing.
Claudio Istrate is a Romanian-Italian kickboxer.
Ariel Machado 
Florin Ivănoaie
Samuele Pugliese
Pavlos Kochliaridis
Jakub Doman
Sergej Maslobojev 
Thomas Gosso
Dawid Panfil
Tariq Osaro 
Alexandru Velenciuc
Sami Kerim
Victor Peixoto