Serhii Adamchuk (born February 7, 1990) is a Ukrainian kickboxer. A professional competitor since 2008, Adamchuk is a former Glory featherweight champion and three time featherweight title challenger.
Combat Press ranked him as a top ten featherweight kickboxer in the world between December 2015 and February 2017, June 2018 and March 2019, as well as between February 2021 and January 2022. He peaked at #2 in July 2016.
Adamchuk made his Glory debut against the future lightweight champion Marat Grigorian at on June 5, 2015, in the reserve bout of the 2015 Lightweight Contender Tournament. Adamchuk stepped in on a days' notice, having been offered the opportunity to face Grigorian just 24 hours before the fight was supposed to take place. He won the bout by unanimous decision.
Adamchuk departed from Glory for his next bout, as he faced Kazuya Akimoto in the reserve match of the K-1 World GP 2015 -70kg Championship Tournament on July 4, 2015. He won the fight by split decision, with scores of 29âÂÂ28, 29âÂÂ30 and 30âÂÂ29.
Adamchuk faced Anvar Boynazarov at , a Glory and Bellator MMA cross-promotional event, on September 19, 2015. He won the fight by unanimous decision.
These three victories earned Adamchuk the right to challenge Gabriel Varga for the Glory Featherweight Championship. The title bout was scheduled as the main event of the Superfight Series, which took place on November 6, 2015. Adamchuk won the fight by unanimous decision.
Adamchuk made his first title defense against Mosab Amrani, who had earned his right to challenge for the championship by winning the 2015 Glory Featherweight Contender tournament, at on March 12, 2016. He retained the title by unanimous decision.
Adamchuk made his second title defense in a rematch with Gabriel Varga, whom he had previously beaten to capture the title, on July 22, 2016. He lost the fight by majority decision, with scores of 48âÂÂ47, 48âÂÂ46 and 48âÂÂ48.
Adamchuk faced Giga Chikadze in the semifinals of the 2016 Featherweight Contender Tournament, held at on September 9, 2016. He lost the fight by split decision, with scores of 29âÂÂ28, 29âÂÂ28, 28âÂÂ29. Adamchuk participated in the 2017 Featherweight Contender Tournament as well, which was held at on March 25, 2017, and was booked to face Nafi Bilalovski in the semifinal bout. Despite beating Bilalovski by unanimous decision, Adamchuk lost the final bout of the one-day tournament, as Petchpanomrung Kiatmookao beat him by split decision.
Adamchuk next faced Dylan Salvador in a top contender bout at Glory 42: Paris on October 6, 2017. He won the fight by unanimous decision. Beating Salvador earned Adamchuk his second title challenge opportunity, as he was booked to face Robin van Roosmalen for the Glory Featherweight Championship at on September 30, 2017. He lost the fight by unanimous decision, with three judges scored the fight 48âÂÂ47 for Van Roosmalen, while the remaining two judges awarded him a 49âÂÂ46 scorecard.
On March 3, 2018, it was revealed that Glory would hold the 2018 Featherweight Contender Tournament at on May 12, 2018. Adamchuk was booked to face Azize Hlali in the tournament semifinals, while the other pairing saw Victor Pinto face Buray Bozaryilmaz. Adamchuk beat Hlali by unanimous decision, and advanced to the finals, where he faced Victor Pinto. Adamchuk won the tournament final by unanimous decision as well.
After extending his winning streak to three consecutive fights with a unanimous decision win against Anvar Boynazarov at on August 10, 2018, Adamchuk was awarded the opportunity to challenge the Glory Featherweight champion Petchpanomrung Kiatmookao, who had previously beaten Adamchuk by split decision at . The title bout was scheduled as the main event of on February 1, 2019. Petchpanomrung was more convincing in their second meeting, as he won the fight by unanimous decision, with all five judges awarding him a 50âÂÂ45 scorecard.
After failing in his third title bid, Adamchuk was booked to face Kevin VanNostrand at on July 5, 2019. He lost the fight by unanimous decision. Adamchuk bounced back from this loss with a second-round technical knockout of Abraham Vidales at on November 23, 2019. It was his first stoppage victory since July 6, 2014. Adamchuk next faced Aleksei Ulianov at Glory Collision 2 on December 21, 2019. He won the fight by split decision.
Adamchuk was booked to challenge Petchpanomrung Kiatmookao for the Glory Featherweight Championship at on February 29, 2020. It was Adamchuk's fourth Glory title challenge and the third time that he fought Petchpanomrung, having already lost to him on two previous occasions. Petchpanomrung won the fight by unanimous decision, with all five judges scoring the bout 49âÂÂ45 in his favor.
Adamchuk faced Aleksei Ulianov in a rematch at on October 23, 2021. He lost the fight by split decision.
Adamchuk faced the former RISE lightweight Kento Haraguchi at RISE WORLD SERIES / Glory Rivals 4 on December 25, 2022. He lost the fight by unanimous decision.
Adamchuk faced Meng Gaofeng for the Wu Lin Feng World -65kg title at Wu Lin Feng 1000th Broadcast Celebration on November 25, 2023. He lost the fight by unanimous decision.
Adamchuk faced Adrian Maxim at K-1 Fighting Network Romania 2024 on June 13, 2024. The fight was ruled a no contest, due to a clash of heads in the opening round.
|- style="background:#;" | 2026-05-02|| ||align=left| Anouar Afakir || 8TKO #27|| Almere, Netherlands || || || |- ! style=background:white colspan=9 | |- align="center" bgcolor=" | 2026-04-03 || ||align=left| Andrei Varga || K-1 World MAX 2026 in Bucharest, Quarterfinals || Bucharest, Romania || || ||
|- style="background:#cfc;" | 2025-11-22|| Win||align=left| Abdoulaye Diallo || Fight Clubbing 39|| Pescara, Italy || Decision (Unanimous) || 3 || 3:00
|- style="background:#fbb;" | 2025-10-04|| Loss ||align=left| Andrej Kedveà ¡ || FNC Knockout 2|| Maribor, Slovenia || Decision || 3 || 3:00
|- style="background:#fbb;" | 2025-05-17|| Loss ||align=left| Johannes Baas || Mix Fight Championship 52|| Frankfurt, Germany || Decision || 3 || 3:00
|- style="background:#cfc;" | 2024-07-27|| Win ||align=left| Han Tianxiang || Wu Lin Feng 546|| China || Decision || 3 || 3:00
|- style="text-align:center; background:#c5d2ea" | 2024-06-13|| NC||align=left| Adrian Maxim || K-1 Fighting Network Romania 2024 || GalaÃÂi, Romania || Doctor stoppage (head clah)|| 1 || 2:47 |- style="background:#cfc;" | 2024-02-16|| Win||align=left| Matthew Stevens || AFS: Australia vs The World || Dubai, UAE || Decision (Unanimous) || 3||3:00 |- style="background:#fbb;" | 2023-11-25 || Loss|| align=left| Meng Gaofeng || Wu Lin Feng 1000th Broadcast Celebration|| Tangshan, China || Decision (Unanimous)|| 5 || 3:00 |- ! style=background:white colspan=9 | |- style="background:#fbb;" | 2022-12-25|| Loss ||align=left| Kento Haraguchi || RISE WORLD SERIES / Glory Rivals 4|| Tokyo, Japan || Decision (Unanimous) || 3 ||3:00 |- style="background:#fbb;" | 2021-10-23 || Loss||align=left| Aleksei Ulianov || || Arnhem, Netherlands || Decision (Split) || 3 || 3:00
|- style="background:#Fbb;" | 2020-02-29 || Loss || align="left" | Petchpanomrung Kiatmookao || || Utrecht, Netherlands || Decision (Unanimous) || 5 || 3:00 |- ! style=background:white colspan=9 | |- bgcolor="#cfc" | 2019-12-21|| Win||align=left| Aleksei Ulianov || Glory Collision 2 || Arnhem, Netherlands || Decision (Split) || 3 || 3:00 |- style="background:#cfc;" | 2019-11-23 || Win||align=left| Abraham Vidales || || Chicago, USA || TKO (Referee Stoppage) || 3 || 1:27 |- style="background:#Fbb;" | 2019-07-05 || Loss||align=left| Kevin VanNostrand || || Orlando, USA || Decision (Unanimous) || 3 || 3:00 |- |- style="background:#Fbb;" | 2019-02-01 || Loss||align=left| Petchpanomrung Kiatmookao || || Houston, USA || Decision (Unanimous) || 5 || 3:00 |- ! style=background:white colspan=9 | |- |- style="background:#cfc;" | 2018-08-10|| Win ||align=left| Anvar Boynazarov || || Colorado || Decision (unanimous) || 3 || 3:00 |- style="background:#cfc;" | 2018-05-12 || Win||align=left| Victor Pinto || Featherweight Contender Tournament, Final|| Lille, France || Decision (Unanimous) || 3 || 3:00 |- ! style=background:white colspan=9 | |- style="background:#cfc;" | 2018-05-12 || Win||align=left| Azize Hlali || Featherweight Contender Tournament, Semi-Finals|| Lille, France || Decision (Unanimous) || 3 || 3:00 |- |- style="background:#Fbb;" | 2017-09-30 || Loss||align=left| Robin van Roosmalen || || Amsterdam, Netherlands || Decision (Unanimous) || 5 || 3:00 |- ! style=background:white colspan=9 | |- style="background:#cfc;" | 2017-06-10 || Win ||align=left| Dylan Salvador || Glory 42: Paris|| Paris, France || Decision (unanimous) || 3 || 3:00 |- |- style="background:#Fbb;" | 2017-03-25 || Loss ||align=left| Petchpanomrung Kiatmookao || Featherweight Contender Tournament, Final|| Brussels, Belgium || Decision (Split) || 3 || 3:00 |- style="background:#cfc;" | 2017-03-25 || Win||align=left| Nafi Bilalovski || Featherweight Contender Tournament, Semi-Finals|| Brussels, Belgium || Decision (Unanimous) || 3 || 3:00 |- |- style="background:#Fbb;" | 2016-09-09 || Loss ||align=left| Giga Chikadze || Featherweight Contender Tournament, Semi-Finals || Trenton, New Jersey || Decision (split) || 3 || 3:00 |- |- style="background:#Fbb;" | 2016-07-22 || Loss ||align=left| Gabriel Varga || || Norfolk, Virginia || Decision (majority) || 5 || 3:00 |- ! style=background:white colspan=9 | |- style="background:#cfc;" | 2016-04-16|| Win ||align=left| Mohammed El Mir|| || Copenhagen, Denmark|| Decision (Unanimous) || 3 || 3:00 |- style="background:#cfc;" | 2016-03-12 || Win ||align=left| Mosab Amrani || || Paris, France || Decision (Unanimous) || 5 || 3:00 |- ! style=background:white colspan=9 | |- style="background:#cfc;" | 2015-11-06 || Win ||align=left| Gabriel Varga || || Monza, Italy || Decision (Unanimous) || 5 || 3:00 |- ! style=background:white colspan=9 | |- style="background:#cfc;" | 2015-09-19|| Win ||align=left| Anvar Boynazarov || || San Jose, California, USA|| Decision (Unanimous) || 3 || 3:00 |- style="background:#cfc;" | 2015-07-04|| Win ||align=left| Kazuya Akimoto || K-1 World GP 2015 -70kg Championship Tournament, Reserve Match|| Tokyo, Japan|| Decision (Split) || 3 || 3:00 |- style="background:#cfc;" | 2015-06-05|| Win ||align=left| Marat Grigorian || Lightweight Contender Tournament, Reserve Match|| Lille, France|| Decision (Unanimous) || 3 || 3:00 |- style="background:#cfc;" | 2015-04-11|| Win ||align=left| Dino Kacar || Choc des Mondes || Caudry, France|| Decision (Unanimous) || 3 || 3:00 |- ! style=background:white colspan=9 | |- style="background:#cfc;" | 2014-07-06|| Win ||align=left| Lahoucine Idouche || Choc des Mondes|| France|| KO (Left Hook) || 3 || 1:29 |- style="background:#Fbb;" | 2013-05-29|| Loss||align=left| Deo Phetsangkhat || GPRO 12: 70 kg qualification tournament, Semi Finals || Russia|| || || |- style="background:#cfc;" | 2013-04-06|| Win||align=left| Artem Pashporin || GPRO 11 || Russia|| Decision || 3 || 3:00 |- style="background:#Fbb;" | 2012-04-21|| Loss||align=left| Pawel Biszczak || GPRO 5: 76 kg final tournament, Quarter finals || Russia|| Decision || 3 || 3:00 |- style="background:#cfc;" | 2012-03-03|| Win||align=left| Vladimir Tarasov || GPRO 4 || Ukraine|| Decision || 3 || 3:00 |- ! style=background:white colspan=9 | |- style="background:#Fbb;" | 2011-09-29|| Loss||align=left| Andrey Perepelkin || GPRO 2: 76 kg qualification tournament, Final || Russia|| Decision || 3 || 3:00 |- style="background:#cfc;" | 2011-09-29|| Win||align=left| Nikolai Bubnov || GPRO 2: 76 kg qualification tournament, Semi Finals || Russia|| Decision || 3 || 3:00 |- style="background:#cfc;" | 2009-05-21|| Win||align=left| Sergey Lipinets || BARS: Russia vs Ukraine || Russia, Moscow|| KO || 2 || |- style="background:#cfc;" | 2008-00-00|| Win||align=left| Yury Satsuk || PMMA: Kyiv mayor's cup || Ukraine, Kyiv|| Decision || || |- | colspan=9 | Legend:
|- style="background:#fbb;" | 2007-09-|| Loss ||align=left| Elbar Umarakaev || 2007 W.A.K.O. World Championships, Semi Finals || Belgrade, Serbia|| Decision || 3 || 2:00 |- ! style=background:white colspan=9 |
|- style="background:#cfc;" | 2007-09-|| Win||align=left| Yury Dziatlau || 2007 W.A.K.O. World Championships, Quarter Finals || Belgrade, Serbia|| Decision || 3 || 2:00 |- | colspan=9 | Legend:
|- |Win |align=center|11âÂÂ5 |Vlad Khalevich |Decision (Unanimous) |GEFC - Battle on the Gold Mountain | |align=center|2 |align=center|5:00 |Uzhhorod, Ukraine | |- |Win |align=center|10âÂÂ5 |Roman Gusev |Submission (Rear-Naked Choke) |ECSF - Gladiator's Battle 2 | |align=center|1 |align=center|0:20 |Kyiv, Ukraine | |- |Win |align=center|9âÂÂ5 |Yagub Zamanov |Decision (Unanimous) |ECSF - Gladiator's Battle 2 | |align=center|2 |align=center|5:00 |Kyiv, Ukraine | |- |Loss |align=center|8âÂÂ5 |Vadim Khaitulov |TKO (Corner Stoppage) |M-1 Ukraine - Superfinal Grand Prix | |align=center|1 |align=center|4:17 |Kyiv, Ukraine | |- |Win |align=center|8âÂÂ4 |Maciej Polok |Decision (Majority) |Polish MMA Championships Finals | |align=center|3 |align=center|5:00 |Voivodeship, Poland | |- |Win |align=center|7âÂÂ4 |Yuri Saakyan |Decision (Unanimous) |M-1 Ukraine - Battle of Minsk | |align=center|2 |align=center|5:00 |Minsk, Belarus | |- |Win |align=center|6âÂÂ4 |Sergey Sinkevich |KO (Punch) |M-1 Global - M-1 Ukraine European Battle | |align=center|2 |align=center|2:47 |Kyiv, Ukraine | |- |Win |align=center|5âÂÂ4 |Vlad Cherbadzhi |KO (Punch) |M-1 Ukraine - International Club Grand Prix 1 | |align=center|1 |align=center|4:49 |Kyiv, Ukraine | |- |Win |align=center|4âÂÂ4 |Yuri Saakyan |Decision (Unanimous) |M-1 Selection Ukraine 2010 - The Finals | |align=center|3 |align=center|5:00 |Kyiv, Ukraine | |- |Loss |align=center|3âÂÂ4 |Evgeni Khavilov |Decision (Unanimous) |M-1 Selection Ukraine 2010 - Round 6 | |align=center|3 |align=center|5:00 |Kyiv, Ukraine | |- |Win |align=center|3âÂÂ3 |Alexander Zinchenko |Decision (Unanimous) |M-1 Selection Ukraine 2010 - Clash of the Titans | |align=center|2 |align=center|5:00 |Kyiv, Ukraine | |- |Loss |align=center|2âÂÂ3 |Mairbek Taisumov |Submission (Rear-Naked Choke) |M-1 Selection 2010 - Eastern Europe Finals | |align=center|1 |align=center|3:04 |Moscow, Russia | |- |Win |align=center|2âÂÂ2 |Eduard Pestrak |TKO (Punches) |M-1 Selection Ukraine 2010 - Round 2 | |align=center|1 |align=center|0:44 |Kyiv, Ukraine | |- |Win |align=center|1âÂÂ2 |Shota Akulashvili |TKO (Corner Stoppage) |M-1 Ukraine - 2009 Selections 4 | |align=center|1 |align=center|5:00 |Kyiv, Ukraine | |- |Loss |align=center|0âÂÂ2 |Mikhail Lysyuchenko |Decision (Unanimous) |M-1 Ukraine - 2009 Selections 1 | |align=center|2 |align=center|5:00 |Kyiv, Ukraine | |- |Loss |align=center|0âÂÂ1 |Kirill Krikunov |Decision (Unanimous) |M-1 Ukraine - Lviv Open Cup | |align=center|2 |align=center|5:00 |Lviv, Ukraine | |-