Yoshihiro Sato is a Japanese kickboxer competing in K-1 at middleweight (−70 kg). He is the former world champion of Muay Thai in WKA and WPKC, and he won the Japanese national tournament of K-1 twice in 2006 and 2007. His official nickname is "Mugen Sniper" which means Infinite Sniper.
Amanda Nunes is a Brazilian retired professional mixed martial artist. She competed in the Ultimate Fighting Championship (UFC), where she is the former UFC Women's Featherweight Champion and two-time UFC Women's Bantamweight Champion. She was ranked #1 in the UFC women's pound-for-pound rankings at the time of her retirement.
Abdellah Ezbiri is a French kickboxer. He is the former I.S.K.A. K-1 Rules World Champion and W.K.N.Archived 2022-03-09 at the Wayback Machine K-1 Rules European Super Lightweight Champion. As of 1 November 2018, he is ranked the #7 featherweight in the world by Combat Press.
Oléna "Lena" Serhíyivna Ovchýnnikova is a Ukrainian kickboxer and mixed martial artist who competes in the featherweight division in kickboxing and the flyweight division in MMA.
Alexis Rufus is an English Muay Thai kickboxer who competes in the bantamweight and featherweight divisions. Having turned professional in 2005, Rufus is a two-time European and five-time world champion.
Annalisa Bucci is an Italian female kickboxer and mixed martial artist, based in Rimini. She has competed professionally since 2005 and is the currently competing in the Bellator Featherweight division and in the SUPERKOMBAT Lightweight division.
Lucy Payne is an English female kickboxer and muay thai fighter based in Cornwall. She is a former WBC Muaythai World Featherweight champion and is the #2 featherweight in the world by WBC Muaythai, as of April 2020.
The Ultimate Fighter: Team Joanna vs. Team Cláudia was an installment of the Ultimate Fighting Championship (UFC)-produced reality television series The Ultimate Fighter.
Birthony Katarina Nansen, better known as Baby Nansen, is a New Zealand professional boxer and kickboxer. Nansen's biggest fight of her career was against Melissa St. Vil for the vacant WBC Silver female super featherweight title on the Kali Reis vs. Maricela Cornejo undercard. Despite losing the bout, she fought very well and received a WBC ranking of 39th. Nansen has fought on a King in the Ring undercard.
Qiu Jianliang is a Chinese kickboxer. He joined the Chinese National Muay Thai Team in September 2012. In October 2013 he joined the Da Dong Xiang fight club to compete in professional kickboxing.
Takeru Segawa is a Japanese kickboxer. He is the former K-1 Super Featherweight champion, K-1 Featherweight champion and K-1 Super Bantamweight champion. He is the only three weight champion in K-1 history. A generational talent, Takeru is considered to be one of the greatest kickboxers in the modern history of the sport, alongside his compatriot Tenshin Nasukawa. He is currently ranked #2 in the ONE Flyweight Kickboxing rankings.
The Ultimate Fighter: Undefeated is an installment of the Ultimate Fighting Championship (UFC)-produced reality television series The Ultimate Fighter. Tryouts were announced on November 16, scheduled for 26 days later. This season will feature undefeated featherweights and lightweights. The coaches for this season were announced on January 26, pitting current UFC Heavyweight Champion Stipe Miocic against current UFC Light Heavyweight Champion Daniel Cormier. The cast was officially announced on the same day.
Amel Dehby is a French professional kickboxer and winner of the World Kickboxing Network title.
Jordann Pikeur is a Curaçaoan-Dutch kickboxer. He is the current K-1 Krush Super Welterweight champion.
Nobuchika Terado is a retired Japanese kickboxer. He was the 2009 AJKF and RISE Bantamweight champion, the 2011 ISKA Bantamweight and 2012 Super Bantamweight champion, as well as the 2016 Krush Super Bantamweight champion.
The year 2019 was the 26th year in the history of the K-1, a Japanese kickboxing promotion. The year started with K-1: K’Festa 2.
Bernise Alldis is an English kickboxer and mixed martial artist who has been professionally competing since 2003.
Kana Morimoto, popularly known as KANA, is a Japanese kickboxer competing as a flyweight with K-1, where she is the former flyweight champion. A professional competitor since 2015, she is the 2019 K-1 Women's Flyweight Grand Prix winner and two-time Krush Women's Flyweight champion.
Chiara Vincis is an Italian kickboxer and the current ISKA World Featherweight Freestyle champion.
Masanobu Goshu is a retired Japanese kickboxer. He is a former Krush Super Featherweight champion.
KANA 
Feride Kirat
Lucia Krajčovič
Jleana Valentino 
Julia Irmen
Grace Spicer 
Jenny Krigsman
Marianna Kalergi
