Seo Hee Ham

Ultimate Fighting Championship In early November 2014, Seo Hee Ham signed a four-fight contract with Ultimate Fighting Championship to join UFC's Strawweight division. She made her debut against Joanne Calderwood at The Ultimate Fighter: A Champion Will Be Crowned Finale on December 12, 2014. She lost the fight by unanimous decision.

Ham was expected to face Bec Rawlings on May 10, 2015 at UFC Fight Night 65. However, Ham pulled out of the bout on April 10 and was replaced by Lisa Ellis.

After nearly a year away from the company, Ham returned to face Cortney Casey on November 28, 2015 at UFC Fight Night: Henderson vs. Masvidal. She won the fight via unanimous decision. The win also earned Ham her first Fight of the Night bonus award. She lost to Danielle Taylor at UFC Fight Night 101 on Nov. 26, 2016 via split decision and was subsequently released from the promotion.

Road FC After briefly considering retirement, Ham signed with Road FC where she became the atomweight champion with a victory over Mina Kurobe. On December 23, 2017, she successfully defended her atomweight championship with a first round stoppage over Jinh Yu Frey.

Rizin On June 21, 2019, it was announced Ham would face former DEEP Champion Tomo Maesawa at Rizin 17 on July 28, 2019. She won the fight by TKO in the first round.

Next, Ham faced Miyuu Yamamoto at Rizin 19 on October 12, 2019. She won the fight via technical knockout in the second round.

With two consecutive victories in Rizin, Ham earned a title shot against Ayaka Hamasaki at Rizin 20 on December 31, 2019. She won the trilogy fight via split decision, becoming the second Rizin Women's Super Atomweight Champion.

Ham vacated her Rizin Atomweight title in October 2020, as she couldn't come to an agreement with Rizin for her next fight.

ONE Championship After vacating her Rizin Atomweight title, Ham signed with ONE Championship, where she will compete in the atomweight division. She was scheduled to take part in the ONE Atomweight Grand Prix. It was reported that Ham will face Denice Zamboanga in the quarter-final of the ONE Women's Atomweight Grand Prix at ONE Championship: Empower on May 28, 2021. The event was later postponed due to COVID-19 precautions. The event was rescheduled for September 3, 2021. She won the close bout via split decision. Due to the controversy the decision stirred, the bout was placed under review but the ONE Championship committee left the result standing.

Ham was scheduled to face Stamp Fairtex in the semi-final bout of ONE Women's Atomweight Grand Prix at ONE Championship: Next Generation on October 29, 2021. Ham had to pull out of the bout due to injury and was replaced by alternate bout winner Julie Mezabarba.

Ham was scheduled to rematch Denice Zamboanga at ONE: X on December 5, 2021. Their rematch was later postponed to March 6, 2022. Ham failed the hydration test the day before the fight, and was given until midnight to pass. Ham was able to pass the test in the mandated time and won the fight by unanimous decision.

Ham was scheduled to face Itsuki Hirata at ONE 163 on November 18, 2022. However, Hirata missed weight and failed the hydration test, and the match was scrapped after Ham declined a catchweight bout due to Hirata's history of missing weight. The pair was rescheduled for March 25, 2023, at ONE Fight Night 8. She won the fight via unanimous decision.

Ham faced Stamp Fairtex at ONE Fight Night 14 on September 29, 2023. The bout was originally scheduled to be for the interim ONE Women's Atomweight title, however after reigning champion Angela Lee announced her retirement during the event, the fight became for the vacant undisputed title. Ham lost the fight via technical knockout in the third round.

Kickboxing career Ham had her first professional kickboxing match at CMA Festival 2: Ikuhisa Minowa Debut 10 Anniversary Tournament on , where she defeated former Smackgirl Open Weight Champion Megumi Yabushita by unanimous decision. On , Ham defeated Ayano Oishi in a K-1 rules match by unanimous decision at Japan-South Korea friendship international martial arts tournament Gladiator Okayama tournament.

At Jewels 7th Ring on , Ham had an exhibition match against Shoot boxing rising star Rena Kubota.

Ham earned another unanimous decision victory over Japanese fighter Miyu Matsui on at Gladiator 6, winning the CMA KPW Lightweight Championship.

On , Ham faced Megumi Yabushita for a second time at Gladiator 14: KOK Samurai Series. Ham won the fight by TKO in the second round.

On , Ham entered the 2011 Shoot Boxing Girls S-Cup tournament. She defeated Emi Fujino and Mina in the opening rounds, but lost to Erika Kamimura via unanimous decision in the tournament final.

Ham faced Erika Kamimura in a rematch at Rise 88 on . She was defeated by unanimous decision.

Ham entered the 2012 Shoot Boxing Girls S-Cup on . She defeated Lisa Ellis to advance to the semi-final round, but lost to Rena Kubota via unanimous decision.

Championships and accomplishments CMA/KPW Women's Champion CMA/KPW Women's Lightweight Championship (One time) Two successful title defenses Jewels Jewels Atomweight Championship (One time) Two successful title defenses Jewels Lightweight Queen Tournament Runner-up Ultimate Fighting Championship Fight of the Night (One time) She defeated pro-wrestler Antonio Koinoki by KO at Gladiator 11 on .

Mixed martial arts record Loss

Stamp Fairtex TKO (punches to the body) ONE Fight Night 14

Kallang, Singapore Win

Itsuki Hirata Decision (unanimous) ONE Fight Night 8

Kallang, Singapore Win

Denice Zamboanga Decision (unanimous) ONE: X

Kallang, Singapore Win

Denice Zamboanga Decision (split) ONE: Empower

Kallang, Singapore Win

Ayaka Hamasaki Decision (split) Rizin 20

Saitama, Japan Win

Miyuu Yamamoto TKO (punches) Rizin 19

Osaka, Japan Win

Tomo Maesawa TKO (knees) Rizin 17

Saitama, Japan Win

Jeong Eun Park Decision (unanimous) Road FC 051 XX

Seoul, South Korea Win

Jinh Yu Frey TKO (punches) Road FC 045 XX

Seoul, South Korea Win

Mina Kurobe TKO (punches) Road FC 039

Seoul, South Korea Loss

Danielle Taylor Decision (split) UFC Fight Night: Whittaker vs. Brunson

Melbourne, Australia Loss

Bec Rawlings Decision (unanimous) UFC Fight Night: Hunt vs. Mir

Brisbane, Australia Win

Cortney Casey Decision (unanimous) UFC Fight Night: Henderson vs. Masvidal

Seoul, South Korea Loss

Joanne Calderwood Decision (unanimous) The Ultimate Fighter: A Champion Will Be Crowned Finale

Las Vegas, Nevada, United States Win

Saori Ishioka Submission (armbar) Deep Jewels 6

Tokyo, Japan Win

Alyona Rassohyna Decision (unanimous) Road FC 018

Seoul, South Korea Win

Shino VanHoose Decision (unanimous) Road FC Korea 003: Korea vs. Brazil

Seoul, South Korea Win

Sadae Numata Decision (unanimous) Deep Jewels 2

Tokyo, Japan Win

Naho Sugiyama Decision (unanimous) Jewels 24th Ring

Tokyo, Japan Win

Ryo Mizunami Submission (armbar) Gladiator 54: Dream, Power and Hope

Sapporo, Japan Loss

Ayaka Hamasaki TKO (corner stoppage) Jewels 17th Ring

Tokyo, Japan Win

Mei Yamaguchi Decision (unanimous) Jewels 15th Ring

Tokyo, Japan Win

Anna Saito Decision (unanimous) Gladiator 15: GI 2

Kawasaki, Japan Win

Saori Ishioka Decision (unanimous) Deep: 52 Impact

Tokyo, Japan Loss

Ayaka Hamasaki Decision (unanimous)

Win

Mika Nagano Decision (split)

Win

Mai Ichii Decision (unanimous) Jewels 9th Ring

Tokyo, Japan Win

Misaki Takimoto Decision (unanimous) Jewels 5th Ring

Tokyo, Japan Loss

Megumi Fujii Submission (armbar) Smackgirl: World ReMix 2008 Second Round

Tokyo, Japan Win

Saori Ishioka Decision (unanimous) Smackgirl: World ReMix 2008 Opening Round

Tokyo, Japan Loss

Yuka Tsuji Decision (unanimous) Smackgirl: Starting Over

Tokyo, Japan Win

Amantiva Golbahar Submission (rear-naked choke) X-Impact World Cup

Suwon, South Korea Win

Ayumi Saito Decision (unanimous) Smackgirl 2007: Queens' Hottest Summer

Tokyo, Japan Loss

Miku Matsumoto Submission (triangle choke) Deep: clubDeep Toyama: Barbarian Festival 6

Toyama, Japan Win

Hisae Watanabe Decision (unanimous) Deep: 28 Impact

Tokyo, Japan Kickboxing record

11 fights, 8 wins, 3 losses Result Record Opponent Method Event Date Round Time Location Notes Win 8–3–0 Kira Yuki Decision (unanimous) DEEP JEWELS 4 3 3:00 Tokyo, Japan Kickboxing rules Loss 7–3–0 Rena Kubota Decision (unanimous) 2012 Shoot Boxing Girls S-Cup 3+1 2:00 Tokyo, Japan Shoot boxing rules. 2012 Girls S-Cup semi-final Win 7–2–0 Lisa Ellis Decision (unanimous) 2012 Shoot Boxing Girls S-Cup 3 2:00 Tokyo, Japan Shoot boxing rules. 2012 Girls S-Cup quarterfinal Loss 6–2–0 Erika Kamimura Decision (unanimous) Rise 88 3 3:00 Tokyo, Japan Kickboxing rules Loss 6–1–0 Erika Kamimura Decision (unanimous) 2011 Shoot Boxing Girls S-Cup 3 2:00 Tokyo, Japan Shoot boxing rules. 2011 Girls S-Cup final Win 6–0–0 Mina Decision (majority) 2011 Shoot Boxing Girls S-Cup 3 2:00 Tokyo, Japan Shoot boxing rules. 2011 Girls S-Cup semi-final Win 5–0–0 Emi Fujino Decision (majority) 2011 Shoot Boxing Girls S-Cup 3 2:00 Tokyo, Japan Shoot boxing rules. 2011 Girls S-Cup quarterfinal Win 4–0–0 Megumi Yabushita TKO (punches) Gladiator 14: KOK Samurai Series 2 0:55 Tokyo, Japan Kickboxing rules Win 3–0–0 Miyu Matsui Decision (unanimous) Gladiator 6 3 3:00 Kobe, Japan Won CMA KPW Lightweight Championship Win 2–0–0 Ayano Oishi Decision (unanimous) Japan-South Korea friendship international martial arts tournament Gladiator Okayama tournament 3 3:00 Okayama, Japan K-1 rules Win 1–0–0 Megumi Yabushita Decision (unanimous) CMA Festival 2: Ikuhisa Minowa debut 10 anniversary tournament 3 2:00 Tokyo, Japan Kickboxing rules

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