About Ronald Jhun
Born 1970. Ronald Jhun is an American mixed martial arts fighter.
Ronald Jhun (born September 21, 1970) is an American professional mixed martial artist who most recently competed in the Welterweight division. A professional competitor since 1998, Jhun has formerly competed for the UFC, Strikeforce, Shooto, King of the Cage, Rumble on the Rock, and the World Fighting Alliance. Jhun is the former King of the Cage Welterweight Champion.
Background Born and raised in Honolulu, Hawaii, Jhun competed in football through high school and also competed in wrestling during his junior and senior years. After graduating, Jhun was introduced to mixed martial arts by his brother-in-law, Ray Cooper, and David Pa'aluhi, who would both also go on to have success as professional MMA fighters.
Mixed martial arts career Early career Jhun made his professional mixed martial arts debut in 1998, competing under the SuperBrawl banner. Jhun compiled an overall record of 21–11–1 and won the King of the Cage Welterweight Championship before being signed by the UFC.
UFC and Strikeforce Jhun made his UFC debut on August 21, 2004 at UFC 49 against Chris Lytle. Jhun was defeated via guillotine choke submission in the first round.
Jhun returned to the regional circuit, and went on a ten-fight losing streak during which he competed at Strikeforce: Triple Threat against Eugene Jackson in a Middleweight bout on December 8, 2006. Jhun, who had faced Jackson in his professional debut, again lost in the rematch via rear-naked choke submission in the first round.
Independent promotions Jhun has gone 2–6 in his last eight fights, but on August 7, 2010, defeated Michael Winkelspecht via rear-naked choke submission in the second round to become the X-1 Middleweight Champion.
Personal life Jhun is married and has five children.
Mixed martial arts record Loss
Zebaztian Kadestam TKO (leg kicks) PXC: Pacific Xtreme Combat 35
Pasig, Philippines Loss
Dave Courchaine Submission (rear-naked choke) Destiny MMA: Na Koa 2
Honolulu, Hawaii, United States Loss
A Sol Kwon Submission (rear-naked choke) HEAT 16
Osaka, Japan Win
Yoshitaro Niimi Decision (unanimous) HEAT 15
Nagoya, Japan Win
Michael Winkelspecht Submission (rear-naked choke) X-1 vs. Destiny MMA: Showdown in Waipahu 3
Honolulu, Hawaii, United States Loss
Dylan Clay TKO (corner stoppage) X-1: Legends
Honolulu, Hawaii, United States Loss
James Fanshier Submission (armbar) KOTC: No Holds Barred
Porterville, California, United States Loss
Jeremiah Metcalf Submission (rear-naked choke) Gladiator Challenge 63
Tahoe, California, United States Loss
Eugene Jackson Submission (rear-naked choke) Strikeforce: Triple Threat
San Jose, California, United States Loss
Akira Kikuchi Submission (armlock) Shooto: Champion Carnival
Yokohama, Japan Loss
Keita Nakamura Technical Submission (rear-naked choke) Punishment in Paradise: East vs. West
Honolulu, Hawaii, United States Loss
Antonio McKee Decision (split) Extreme Wars 3
Oakland, California, United States Loss
Frank Trigg Decision (unanimous) Rumble on the Rock 8
Honolulu, Hawaii, United States Loss
Thales Leites TKO (doctor stoppage) Rumble on the Rock: Qualifiers
Honolulu, Hawaii, United States Loss
Jay Hieron TKO (cut) Lockdown in Paradise 1
Lahaina, Hawaii, United States Win
Shigetoshi Iwase Decision (unanimous) Punishment in Paradise 9
Hawaii, United States Loss
Jason Miller Technical Submission (arm-triangle choke) SuperBrawl 37
Kapolei, Hawaii, United States Loss
Chris Lytle Submission (guillotine choke) UFC 49
Las Vegas, Nevada, United States Win
Ryan Schultz TKO (corner stoppage) Rumble on the Rock 5
Honolulu, Hawaii, United States Win
Kyle Brees TKO SuperBrawl 33
Honolulu, Hawaii, United States Win
Andrew Chappelle Decision (unanimous) Ring of Honor 3
ʻEwa Beach, Hawaii, United States Win
Sean Taylor TKO (corner stoppage) Rumble on the Rock 4
Honolulu, Hawaii, United States Loss
Tiki Ghosn Decision (split) SuperBrawl 31
Honolulu, Hawaii, United States Loss
John Alessio Decision (unanimous) KOTC 29: Renegades
San Jacinto, California, United States Win
Shonie Carter Decision (unanimous) KOTC 23: Sin City
Las Vegas, Nevada, United States Win
James Meals TKO (submission to strikes) Kaos Fighting Championships 2
Honolulu, Hawaii, United States Win
Mike Penalber Decision (unanimous) SuperBrawl 28
Honolulu, Hawaii, United States Draw
Dennis Hallman Draw KOTC 19: Street Fighter
San Jacinto, California, United States Draw
Shonie Carter Draw SuperBrawl 27
Honolulu, Hawaii, United States Loss
Stephan Potvin Submission (toe hold) UCC Hawaii
Honolulu, Hawaii, United States Loss
Masanori Suda Decision (majority) Shooto: Treasure Hunt 7
Osaka, Japan Loss
Izuru Takeuchi Decision (majority) Shooto: Treasure Hunt 1
Tokyo, Japan Win
Shannon Ritch TKO (punches) Warriors Quest 3
Honolulu, Hawaii, United States Loss
Jermaine Andre TKO (punches) World Fighting Alliance 1
Las Vegas, Nevada, United States Win
Pete Spratt KO (knee) Warriors Quest 2
Hawaii, United States Win
Joe Stevenson Decision (unanimous) Warriors Quest 1
Honolulu, Hawaii, United States Win
Dave Strasser Submission (armbar) SuperBrawl 21
Honolulu, Hawaii, United States Win
Brian Sleeman Submission (armbar) KOTC 8: Bombs Away
Williams, California, United States Win
J.T. Taylor TKO (knees) Hawaii Combat 2
Waipahu, Hawaii, United States Win
Jordon Klimp TKO (punches) IFC: Warriors Challenge 11
Fresno, California, United States Win
Jason Von Flue TKO (punches) IFC: Warriors Challenge 10
Friant, California, United States Loss
Erik Paulson Decision (unanimous) SuperBrawl 17
Honolulu, Hawaii, United States Win
Kim Mason TKO (punches) SuperBrawl 16
Honolulu, Hawaii, United States Loss
Yuki Sasaki Submission (triangle armbar) Shooto: R.E.A.D. 1
Tokyo, Japan Win
Deshon Dungey Submission (rear-naked choke) SuperBrawl 15
Honolulu, Hawaii, United States Win
John Chrisostomo TKO (cut) SuperBrawl 14
Guam Win
Skip McNeil TKO (punches) SuperBrawl 14
Guam Loss
Marcos da Silva Submission (rear-naked choke) SuperBrawl 13
Hawaii, United States Win
James Zikic Decision (majority) SuperBrawl 12
Hawaii, United States Loss
James Zikic Submission (rear-naked choke) SuperBrawl 11
Hawaii, United States Win
Paul Cutts TKO (punches) SuperBrawl 11
Hawaii, United States Loss
Eugene Jackson Technical Submission (forearm choke) SuperBrawl 8
Hawaii, United States
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Important facts
People in Ronald Jhun's life
Named in this biography and alive at the same time
Contemporaries
People whose lives overlapped Ronald Jhun's
Frequently asked questions
Who is Ronald Jhun?
American mixed martial arts fighter
When was Ronald Jhun born?
Ronald Jhun was born on 21 September 1970 in Honolulu.
What is Ronald Jhun's occupation?
Ronald Jhun is a mixed martial arts fighter.
What nationality is Ronald Jhun?
Ronald Jhun is American.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Ronald Jhun. https://biography.guide/ronald-jhun/
MLA: "Ronald Jhun." Biography.guide, https://biography.guide/ronald-jhun/.
Chicago: "Ronald Jhun." Biography.guide. https://biography.guide/ronald-jhun/.
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