4,745 articles
Kamaru Usman
Kamaru Usman, "The Nigerian Nightmare" (born 1987, Auchi, Nigeria), Nigerian-American MMA fighter and former NCAA wrestler; UFC welterweight champion 2019-2022 with five title defenses, first African-born UFC champion, later lost to Edwards twice, beat Buckley, lost to Du Plessis.
Kamille (wrestler)
Kamille, born Kailey Dawn Latimer in 1993 and formerly known as Kamilla Kaine, is an American wrestler signed to AEW, best known for a 600-day NWA World Women's Championship reign.
Kane (wrestler)
Kane (Glenn Thomas Jacobs, born 1967) is an American wrestler and politician; WWE's masked Big Red Machine, Undertaker's storyline half-brother from 1997, a Triple Crown and Grand Slam champion, 2021 Hall of Famer, and Knox County, Tennessee mayor since 2018.
Kanō Jigorō (嘉納治五郎)
Kanō Jigorō (嘉納治五郎, 1860–1938), Japanese educator, founder of judo and the Kodokan (1882), first Japanese IOC member (1909), author of seiryoku-zenyo and jita-kyoei principles.
Kaori Icho
Kaori Icho (伊調 馨), born 1984, Japanese freestyle wrestler; won Olympic gold at four straight Games (2004–2016) and 10 world titles, first wrestler with four consecutive Olympic golds.
Kaori Matsumoto
Kaori Matsumoto (松本 薫, born 1987, Kanazawa) is a Japanese judoka, women's -57 kg: Olympic gold London 2012, bronze Rio 2016, world champion 2010 and 2015; nicknamed The Beast; retired 2019, now an ice-cream developer.
Karam Gaber
Karam Gaber is an Egyptian Greco-Roman wrestler who won 96 kg gold at the 2004 Athens Olympics and 84 kg silver at the 2012 London Olympics.
Karate
Karate (空手, Karate-do) is a striking martial art developed in the Ryukyu Kingdom on Okinawa, later spread to mainland Japan, and contested as forms (kata) and sparring (kumite).
Karen Jarrett
Karen Jarrett (nee Smedley, formerly Karen Angle), born 1972, is an American wrestling manager and personality; Kurt Angle's on-screen wife in TNA from 2007, Jeff Jarrett's wife since 2010, GFW co-founder, and AEW manager since 2023.
Karina Aznavuryan
Karina Aznavuryan (Карина Борисовна Азнавурян, born 1974, Baku), Russian épée fencer; two-time Olympic team épée champion (Sydney 2000, Athens 2004), Atlanta 1996 team bronze, 2003 world team champion.
Karl Anderson
Karl Anderson (Chad Allegra, b. 1980), American pro wrestler, "Machine Gun"; NJPW Bullet Club leader, four-time IWGP tag champion, WWE Raw tag champion with Luke Gallows, NEVER Openweight champion.
Karl Erik Nilsson
Karl-Erik Nilsson (1922-2017), Swedish Greco-Roman wrestler, GAK Enighet Malmö; Olympic light-heavyweight (-87 kg) gold at London 1948 and bronze at Helsinki 1952 and Melbourne 1956; distinct from the football administrator of the same name.
Karmen Petrovic
Karmen Petrovic, real name Monika Klisara (born 1995, Zenica, Bosnia), is a Bosnian-Canadian WWE NXT wrestler and former karate champion (3rd Dan) now in AAA's Los Perros del Mal.
Karo Parisyan
Karo "The Heat" Parisyan, Armenian-American retired MMA welterweight (born 1982), UFC veteran with 8-4-1 NC record, former WEC welterweight champion known for judo throws in MMA.
Karolina Kowalkiewicz
Karolina Kowalkiewicz, Polish UFC women's strawweight from Lodz, born 1985; 10-0 start, KSW flyweight champion, lost 2016 title fight to Jedrzejczyk at UFC 205; record 16-10.
Károly Kárpáti
Károly Kárpáti (Kárpáti Károly, born Károly Kellner, 1906–1996), Hungarian Jewish wrestler; 1936 Berlin Olympic gold and 1932 silver in lightweight freestyle; survived Hungarian labor camps, later national coach.
Karrion Kross
Karrion Kross (real name Kevin Kesar; also Killer Kross) is an American professional wrestler, two-time NXT Champion, former Raw/SmackDown star whose WWE contracts with Scarlett expired August 10, 2025, now MLW World Heavyweight Champion.
Kata
Kata (形, 型) is the fixed sequence of combat techniques used as a training form in Japanese martial arts such as karate, kendo, and judo, spanning solo and paired practice.
Katalin Juhasz Nagy
Katalin Juhasz Nagy (Etelka Katalin Juhász-Nagy, born 24 November 1932) is a Hungarian foil fencer, Olympic team gold medalist at Tokyo 1964 and silver medalist at Rome 1960, and three-time world team champion (1959, 1962, 1967).
Katarina Waters
Katarina Leigh Waters, also known as Katie Lea Burchill (WWE), Winter (TNA/Impact), and Nikita (FWA), is a German-born English retired professional wrestler, two-time OVW Women's Champion, and former TNA Knockouts Champion turned actress and filmmaker.
Katie Forbes
Katie Forbes (born 1990, Atlanta, Georgia) is an American professional wrestler and manager, ring names Katie Forbes and Khloe Hurtz, known for her 2019-2020 Impact Wrestling run managing husband Rob Van Dam and for an LFC fighting record of 17-9.
Katie Taylor
Katie Taylor, Irish boxer from Bray, Olympic lightweight gold medalist London 2012, two-weight undisputed professional champion, retired 2026 after beating Flora Pili at Croke Park, record 26-1.
Katsuyori Shibata
Katsuyori Shibata (柴田勝頼), "The Wrestler," Japanese pro wrestler from Tokyo; NJPW star, 2017 subdural hematoma vs Okada, ROH Pure Champion, AEW signee and AEW World Trios Champion with The Opps.
Kay Lee Ray
Kay Lee Ray (Kayleigh Rae, born 1992, Glasgow; WWE name Alba Fyre) is a Scottish professional wrestler, longest-reigning NXT UK Women's Champion (over 600 days from August 2019), 3-time ICW Women's World Champion, first WOS Women's Champion, who left WWE in April 2026 and returned to the UK indies.
Kayden Carter
Kayden Carter, ring name of Allyssa Lane (born 1988, Winter Park, Florida), American wrestler and former Shaw University NCAA Division II basketball champion; WWE NXT and WWE Women's Tag Team Champion with Katana Chance, later Lacey Lane in AEW.
Kayfabe
Kayfabe: professional wrestling's convention of presenting staged matches and storylines as real, once a strict code of silence rooted in carnival culture, now a shared suspension of disbelief that performers and fans maintain and occasionally break.
Kayla Harrison
Kayla Harrison, American judoka and MMA fighter; two-time Olympic judo gold medalist (2012, 2016), two-time PFL women's lightweight champion, and UFC women's bantamweight champion since June 2025.
Kazimierz Paździor
Kazimierz Paździor (1935–2010), Polish amateur lightweight boxer nicknamed 'filozof ringu'; Olympic gold at Rome 1960, European champion 1957, 179 wins in 194 bouts.
Kazım Ayvaz
Kazım Ayvaz (Kazim Ayvaz), Turkish Greco-Roman wrestler, born Rize 1938, died Helsingborg 2020; world champion 1958 and 1962 and 1964 Tokyo Olympic lightweight gold medalist.
Kazuchika Okada (オカダ・カズチカ)
Kazuchika Okada (オカダ・カズチカ), "The Rainmaker", Japanese professional wrestler; five-time IWGP Heavyweight Champion with a record 720-day reign, first Japanese PWI 500 No. 1 (2017), NJPW star who joined AEW in 2024.