Aleksei Oleinik

During his training camp with K-Dojo Warrior Tribe in April 2011, Oleinik participated in two Grappling tournaments, he won the Absolute division in an Eddie Alvarez hosted grappling tournament,[http://mixfight.ru/news/2011/4/3/Alexey-Oleinik-wins-in-a-grappling-tournament-in-the-USA/ Срочно: Алексей Олейник побеждает в турнире в США] {{Webarchive|url=https://web.archive.org/web/20131203000340/http://mixfight.ru/news/2011/4/3/Alexey-Oleinik-wins-in-a-grappling-tournament-in-the-USA/ |date=December 3, 2013 }}. Mixfight.ru. Retrieved on 2011-10-09. and also won the Men's black belt No-Gi Advanced Super weight (210 lbs and over) division in the Grapplers Quest "Beast of the East 2011" tournament.[http://www.grapplersquest.com/events/results/divisional-results-2011-grapplers-quest-beast-east-asbury-park-nj-april-9-2011 Divisional Results from 2011 Grapplers Quest Beast of the East – Asbury Park, NJ, April 9, 2011]. Grapplers Quest. Retrieved on 2011-10-09.

Oleinik made his return to grappling in a superfight against multiple-time World Champion Gordon Ryan on December 12, 2019 at Quintet: Ultra.{{Cite web|last=Lindsey|first=Alex|date=2019-11-16|title=Gordon Ryan v Aleksei Oleinik Set For Quintet Ultra|url=https://grapplinginsider.com/gordon-ryan-v-aleksei-oleinik-set-for-quintet-ultra/|access-date=2020-06-10|website=Grappling Insider|language=en-US}} He lost the match quickly by kneebar.{{Cite web|last=Bradley|first=Kevin|date=2019-12-13|title=Full Results: Team UFC Wins Quintet Ultra|url=https://www.jiujitsutimes.com/full-results-team-ufc-wins-quintet-ultra/|access-date=2020-06-10|website=Jiu-Jitsu Times|language=en-US}}

Oleinik originally started MMA to prove himself to be strong. “I just wanted to prove to myself and others that I could be strong, to protect yourself and others. Then, it turned out that I do it very well, and became my profession.”{{cite web|url=https://fight-library.com/2019/07/14/alexey-oleynik-pound-for-pound-strangling-goat/|title=Alexey Oleynik: Pound for Pound Strangling GOAT|publisher=Fight-Library.com|author=Blaine Henry|date=July 14, 2019}}

Oleinik represented Russia for the Imperial Team in the M-1 Challenge 2009 season, where he defeated Sang Soo Lee. Alexey has highly regarded submission grappling skills which he developed from his background in training in traditional Japanese jujutsu[http://mixfight.ru/mma/overviews/2009/6/11/Alexey-Oleinik-Minamoto-1/ Алексей Олейник о Клане Минамото. Часть Первая] {{Webarchive|url=https://web.archive.org/web/20140806095640/http://mixfight.ru/mma/overviews/2009/6/11/Alexey-Oleinik-Minamoto-1/ |date=August 6, 2014 }}. Mixfight.ru. Retrieved on 2011-10-09.[http://www.mixfight.ru/mma/overviews/2009/6/28/Alexey-Oleinik-Minamoto-2/ Алексей Олейник о Клане Минамото. Часть Вторая] {{Webarchive|url=https://web.archive.org/web/20140806095059/http://mixfight.ru/mma/overviews/2009/6/28/Alexey-Oleinik-Minamoto-2/ |date=August 6, 2014 }}. Mixfight.ru. Retrieved on 2011-10-09.[http://www.minkags.com/index.html Клан МИНАМОТО. Бойцовский клуб РОНИН. Единоборства, бои без правил, оружие. Тренер (сенсей) клана Минка Г.С] {{Webarchive|url=https://web.archive.org/web/20110910163824/http://www.minkags.com/index.html |date=2011-09-10 }}. Minkags.com. Retrieved on 2011-10-09. and competition in Combat Sambo. He fought Robin Gracie trained Spanish BJJ black belt Rogent Lloret in a fight that ended in a draw. After his loss to Chris Tuchscherer he went 12 fights without a loss. That streak came to a halt when he lost via TKO in the first round against Michal Kita at the ProFC Heavyweight Grand Prix 2009.

In the summer of 2010, under the tutelage of K-Dojo Head Coach Murat Keshtov, Oleinik participated in the inaugural heavyweight tournament for Bellator Fighting Championships. He faced Mike Hayes in the opening round and won the match via a split decision.

In his next bout, he was stopped in the semi-finals by Neil Grove. He lost via TKO, the referee stopped the fight at 0:45 of the opening round.

In November 2013 Oleinik announced that he signed a contract with the UFC,{{cite web|url=http://www.bloodyelbow.com/2013/11/27/5152534/ufc-signs-russian-alexey-oleinik-heavyweight-boa-constrictor-combat-sambo-mma-news|title=Report: UFC picks up Russo-Ukrainian heavyweight Alexey Oleinik|date=November 27, 2013 |publisher=bloodyelbow.com|access-date=November 28, 2013}} and was expected to face Jared Rosholt on January 25, 2014, at UFC on Fox 10.{{cite web|url=http://themmareport.com/2013/12/russian-heavyweight-oleksiy-oliynyk-signs-with-ufc-and-meets-jared-rosholt-at-ufc-on-fox-10/|title=Russian heavyweight Oleksiy Oliynyk signs with UFC and meets Jared Rosholt at UFC on FOX 10|publisher=mmafighting.com|author=Jason Floyd|date=2013-12-07|access-date=2013-12-07}} However, Oleinik was forced out of the bout with an injury and Rosholt was pulled from the card altogether.{{cite web|url=http://mmajunkie.com/2014/01/jared-rosholt-vs-oleksiy-oliynyk-scratched-from-ufc-on-fox-10/|title=Jared Rosholt vs. Oleksiy Oliynyk scratched from UFC on FOX 10|publisher=mmajunkie.com|author=Staff|date=2014-01-08|access-date=2014-01-08}}

In his debut, Oleinik faced fellow newcomer Anthony Hamilton on June 28, 2014, at UFC Fight Night: Swanson vs. Stephens.{{cite web|url=http://mmajunkie.com/2014/04/anthony-hamilton-meets-oleksiy-oliynyk-on-ufc-fight-night-card-in-san-antonio/|title=Anthony Hamilton meets Oleksiy Oliynyk on UFC Fight Night card in San Antonio |publisher=mmajunkie.com |author=Matt Erickson |access-date=2014-04-03|date=2014-04-03}} He won the fight via scarf hold headlock submission early in the first round.{{cite news|url=http://fansided.com/2014/06/28/ufc-fight-night-44-oleksiy-oliynyk-explains-submission-win|title=UFC Fight Night 44: Oleksiy Oliynyk explains submission win|publisher=fansided.com|author=Mike Dyce|date=June 28, 2014}}

The rescheduled bout with Jared Rosholt took place on November 22, 2014, at UFC Fight Night 57.{{cite web |url=http://mmajunkie.com/2014/09/oleksiy-oliynyk-meets-jared-rosholt-at-ufc-fight-night-57-in-austin|title=Oleksiy Oliynyk meets Jared Rosholt at UFC Fight Night 57 in Austin|publisher=mmajunkie.com|author=Matt Erickson|date=2014-09-03|access-date=2014-09-03}} Oleinik won the fight via knockout in the first round. The win also earned Oleinik his first Performance of the Night bonus award.{{cite web|url=https://mmajunkie.usatoday.com/2014/11/ufc-fight-night-57-bonuses-edgar-oliynyk-vanzant-curran-earn-50000|title=UFC Fight Night 57 bonuses: Edgar, Oliynyk, VanZant, Curran earn $50,000|publisher=mmajunkie.com|date=2014-11-23}}

In an interview on September 9, 2015, Oleinik indicated that he had been sidelined by multiple knee surgeries and subsequent rehabilitation. Oleinik said he has no intention of retiring and expects a possible return sometime in the middle of 2016.{{cite web |url=http://www.bloodyelbow.com/2015/9/9/9290185/ufc-alexey-oleinik-to-undergo-second-knee-surgery-will-not-retire|title=Oleksiy Oliynyk to undergo second knee surgery, will not retire|publisher=bloodyelbow.com|author=Karim Zidan|date=2015-09-09|access-date=2015-09-11}}

Oleinik next faced Daniel Omielańczuk on July 13, 2016, at UFC Fight Night 91.{{cite web|url=http://mmajunkie.com/2016/05/report-alexey-oleinik-returns-vs-daniel-omielanczuk-at-ufc-fight-night-91-in-sioux-falls|title=Alexey Oleinik returns vs. Daniel Omielanczuk at UFC Fight Night 91 in Sioux Falls|publisher=mmajunkie.com|author=Staff|date=2016-05-04|access-date=2016-05-04}} He lost the fight via majority decision.{{cite web|url=http://mmajunkie.com/2016/07/ufc-fight-night-91-results-daniel-omielanczuk-upsets-aleksei-oleinik-with-majority-decision|title=UFC Fight Night 91 results: Daniel Omielanczuk upsets Aleksei Oleinik with majority decision|author=Ben Fowlkes|website=mmajunkie.com|date=2016-07-13|access-date=2016-07-13}}

Oleinik next faced Viktor Pešta on January 15, 2017, at UFC Fight Night 103.{{cite web|url=http://adcombat.com/oleksiy-oliynyk-to-fill-in-against-viktor-pesta-at-ufc-fight-night-103/|title=Oleksiy Oliynyk to fill in against Viktor Pesta at UFC Fight Night 103|publisher=adcombat.com|author=Richard Mann|date=2016-12-28|access-date=2016-12-28|archive-url=https://web.archive.org/web/20161229072726/http://adcombat.com/oleksiy-oliynyk-to-fill-in-against-viktor-pesta-at-ufc-fight-night-103/|archive-date=2016-12-29|url-status=dead}} He won the fight in the first round via Ezekiel choke, the first in UFC history and was awarded a Performance of the Night bonus.{{cite web|url=https://www.mmamania.com/2017/1/16/14283456/ufc-fight-night-103-bonuses-yair-rodriguez-banks-extra-50000-beating-down-bj-penn-mma|title=UFC Fight Night 103 bonuses|publisher=mmamania.com|date=2017-01-16}} In unbelievable circumstances, it was executed while in Pešta's "full mount" position, where it is very rarely seen executed without the usage of a 'gi.{{cite web|url=http://mmajunkie.com/2017/01/ufc-fight-night-103-results-aleksei-oleinik-stuns-viktor-pesta-with-first-ezekiel-choke-in-ufc-history|title=UFC Fight Night 103 results: Aleksei Oleinik stuns Viktor Pesta with first Ezekiel choke in UFC history|publisher=mmajunkie.com|author=Steven Marrocco|date=2017-01-15|access-date=2017-01-15}} However, the Ezekiel choke technique was not new to Oleinik, who had already won 12 fights by the same submission earlier in his career.{{cite web|url=https://www.mmafighting.com/2018/2/17/16768732/the-story-the-man-behind-ezekiel-choke|title=The story — and the man — behind the ezekiel choke|publisher=mmafighting.com|date=2018-02-17}}

Oleinik faced Travis Browne on July 8, 2017, at UFC 213.{{cite news|url=http://www.mmafighting.com/2017/4/6/15206152/travis-browne-vs-aleksei-oleinik-slated-for-ufc-213|title=Travis Browne vs. Aleksei Oleinik slated for UFC 213|publisher=mmafighting.com|author=Ariel Helwani|date=2017-04-06|access-date=2017-04-06}} He dropped Browne with a right hook in the first round and showed his superior grappling when he won the fight via submission, due to a rear-naked choke (with a modified grip and without a complete full back mount) in the second round.{{Cite news|url=https://www.mmafighting.com/2017/7/8/15942884/ufc-213-results-oleksiy-oliynyk-submits-travis-browne|title=UFC 213 results: Oleksiy Oliynyk submits Travis Browne|work=MMA Fighting|access-date=2017-07-09}}

Oleinik faced Curtis Blaydes on November 4, 2017, at UFC 217.{{cite web|url=http://mmajunkie.com/2017/08/ufc-217-official-title-fights-michael-bisping-georges-st-pierre-cody-garbrandt-tj-dillashaw|title=Bisping-GSP, Garbrandt-Dillashaw title fights among 7 official for UFC 217|publisher=mmajunkie.com|author=Staff|date=2017-08-16|access-date=2017-08-16}} The referee stopped the fight in the second round after Blaydes delivered an illegal kick to a downed opponent and called a doctor to check on Oleinik. The fight was stopped due to the doctor's advice. The replay, however, showed the strike did not deliver significant damage (as it only grazed the ear), and the fight was ruled a TKO win for Blaydes.{{cite web|url=http://mmajunkie.com/2017/11/ufc-217-results-after-bizarre-ending-curtis-blaydes-gets-tko-win-over-aleksei-oleinik|title=UFC 217 results: After bizarre ending, Curtis Blaydes gets TKO win over Aleksei Oleinik|publisher=mmajunkie.com|author=Matt Erickson|date=2017-11-04|access-date=2017-11-04}}

Oleinik faced Júnior Albini on May 12, 2018, at UFC 224.{{Cite news|url=https://www.mmafighting.com/2018/2/6/16978366/alexey-oleynik-vs-junior-albini-booked-for-ufc-224-brazil|title=Alexey Oleynik vs. Junior Albini booked for UFC 224 in Brazil|work=MMA Fighting|access-date=2018-02-06}} He won the fight in the first round via Ezekiel choke, marking his second win via this rare choke in the UFC.{{Cite news|url=https://mmajunkie.com/2018/05/ufc-224-results-aleksei-oleinik-does-it-again-ezekiel-chokes-junior-albini-in-first|title=UFC 224 results: Aleksei Oleinik does it again, Ezekiel chokes Junior Albini in first|date=2018-05-13|work=MMAjunkie|access-date=2018-05-13|language=en-US}}

This win earned him the Performance of the Night award.{{Cite news|url=https://mmajunkie.com/2018/05/ufc-224-bonuses-lyoto-machidas-sick-head-kick-ko-of-belfort-gets-50000|title=UFC 224 bonuses: Lyoto Machida's sick head-kick KO of Belfort gets $50,000|date=2018-05-13|work=MMAjunkie|access-date=2018-05-13|language=en-US}}

Oleinik was briefly linked to a bout with Fabrício Werdum on September 15, 2018, at UFC Fight Night 136.{{Cite web|url=https://www.mmafighting.com/2018/5/21/17377926/fabricio-werdum-vs-alexey-oleynik-set-to-headline-ufc-moscow-fight-card|title=Fabricio Werdum vs. Oleksiy Oliynyk set to headline UFC Moscow|website=mmafighting.com|author=Shaun Al-Shatti|date=2018-05-21|access-date=2018-05-21}} However, on May 22, Werdum was flagged for a potential USADA doping violation, and was later suspended for 2 years.{{Cite web|url=http://www.sherdog.com/news/news/Fabricio-Werdum-Facing-USADA-AntiDoping-Violation-for-Failed-OutofCompetition-Drug-Test-137073|title=Fabricio Werdum facing USADA anti-doping violation for failed out-of-competition drug test|website=sherdog.com|author=Tristen Critchfield|date=2018-05-22|access-date=2018-05-22}}{{Cite web |date=2018-09-30 |title=Suspended Fabricio Werdum says he turned down USADA's request to snitch |url=https://mmajunkie.usatoday.com/2018/09/suspended-fabricio-werdum-says-he-turned-down-usadas-request-to-snitch |access-date=2022-10-11 |website=MMA Junkie |language=en-US}} Oleinik instead faced Mark Hunt on the card.{{Cite web|url=https://www.mmafighting.com/2018/5/24/17391956/aleksei-oleinik-vs-mark-hunt-in-the-works-for-ufc-moscow-main-event|title=Oleksiy Oliynyk vs. Mark Hunt in the works for UFC Moscow main event|website=mmafighting.com|author=Alexander K. Lee|date=2018-05-25|access-date=2018-05-25}} He won the fight via rear-naked choke submission in the first round. This marked Oleinik's 45th submission win in his MMA career.{{Cite news|url=https://mmajunkie.com/2018/09/ufc-fight-night-136-moscow-russia-results-aleksei-oleinik-submits-mark-hunt-in-first-round|title=UFC Fight Night 136 results: Aleksei Oleinik finds Mark Hunt's neck, gets first-round tap|date=2018-09-15|work=MMAjunkie|access-date=2018-09-15|language=en-US}} This win earned him the Performance of the Night award.{{Cite news|url=https://mmajunkie.com/2018/09/ufc-fight-night-136-moscow-russia-bonuses-oleinik-blachowicz-ankalaev-yan|title=UFC Fight Night 136 bonuses: Oleinik, Blachowicz among $50,000 winners|date=2018-09-15|work=MMAjunkie|access-date=2018-09-16|language=en-US}}

Oleinik was expected to face Walt Harris on May 4, 2019, at UFC Fight Night 150.{{Cite web|url=http://www.espn.com/mma/story/_/id/26142511/ufc-books-oleinik-harris-4|title=UFC books Oleinik-Harris for May 4|author=Ariel Helwani|date=2019-03-05|work=espn.com|access-date=2019-03-05}} On April 3, 2019 news surfaced that he was withdrawn from the bout in order to headline UFC Fight Night: Volkov vs. Overeem against Alistair Overeem after Alexander Volkov had to withdraw.{{cite web|url=https://mmajunkie.com/2019/04/aleksei-oleinik-replaces-alexander-volkov-vs-alistair-overeem-ufc-on-espn-plus-7-headliner|title=Aleksei Oleinik replaces Alexander Volkov vs. Alistair Overeem in UFC on ESPN+ 7 headliner|date=March 3, 2019|publisher=mmajunkie.com|author=Mike Bohn}}

Oleinik faced Alistair Overeem on 20 April 2019 at UFC Fight Night 149, replacing Alexander Volkov. He lost the fight via technical knockout in round one.{{Cite web|url=https://mmajunkie.com/2019/04/ufc-st-petersburg-results-alistair-overeem-finishes-aleksei-oleinik-in-first-round|title=UFC St. Petersburg results: Alistair Overeem finishes Aleksei Oleinik in first round|date=2019-04-20|website=MMA Junkie|language=en|access-date=2019-04-21}}

The bout between Oleinik and Walt Harris rescheduled for July 20, 2019, at UFC on ESPN 4.{{Cite web|url=https://www.mmafighting.com/2019/5/16/18628660/ufc-san-antonio-bouts-announced-liz-carmouche-vs-roxanne-modafferi-aleksei-oleinik-vs-walt-harris|title=UFC San Antonio bouts announced, including Liz Carmouche vs. Roxanne Modafferi, Aleksei Oleinik vs. Walt Harris|last=Lee|first=Alexander K.|date=2019-05-16|website=MMA Fighting|access-date=2019-05-17}} He lost the fight via knockout in the first round.{{Cite web|url=https://cagesidepress.com/2019/07/20/ufc-san-antonio-results-oleinik-vs-harris/|title=UFC San Antonio Results: Walt Harris Knocks Out Oleinik in Twelve Seconds|last=Anderson|first=Jay|date=2019-07-20|website=Cageside Press|language=en-US|access-date=2019-07-21}}

Oleinik faced Maurice Greene on January 18, 2020, at UFC 246.{{Cite web|url=https://mmajunkie.usatoday.com/2019/11/aleksei-oleinik-vs-maurice-greene-ufc-246-january-las-vegas|title=Aleksei Oleinik vs. Maurice Greene added to UFC 246 in January|date=2019-11-22|website=mmajunkie.com|author= Farah Hannoun|access-date=2019-11-22}} He won the fight via a submission in the second round.{{Cite web|url=https://cagesidepress.com/2020/01/18/ufc-246-results-aleksei-oleinik-vs-maurice-greene/|title=UFC 246 Results: Maurice Greene Learns Why You Stay Off the Ground With Aleksei Oleinik|last=Anderson|first=Jay|date=2020-01-18|website=Cageside Press|language=en-US|access-date=2020-01-19}} This win earned him a Performance of the Night award.{{Cite web|url=https://mmajunkie.usatoday.com/2020/01/ufc-246-bonuses-conor-mcgregor-five-50000-winners-oleinik-kelleher-dober-ferreira|title=UFC 246 bonuses: Conor McGregor leads pack of five $50,000 winners|date=2020-01-19|website=MMA Junkie|language=en|access-date=2020-01-19}} As a result, Oleinik became the first in history both to compete and secure a victory in an MMA fight across four different decades (1990s, 2000s, 2010s, 2020s).{{cite web|url=https://mmajunkie.usatoday.com/2020/01/ufc-246-pre-event-facts-aleksei-oleinik-fight-four-decades|title=UFC 246 pre-event facts: Aleksei Oleinik first to compete across four decades|publisher=mmajunkie.com|date=2020-01-15}}{{cite web|url=https://realitycircuit.com/2020/01/22/aleksei-oleinik-has-secured-a-submission-in-4-different-decades/|title=Aleksei Oleinik Has Secured A Submission In 4 Different Decades|publisher=realitycircuit.com|date=2020-01-22}}

Oleinik was scheduled to face Fabrício Werdum on May 9, 2020, at UFC 250.{{Cite web|url=https://globoesporte.globo.com/combate/noticia/ultimate-encaminha-fabricio-werdum-x-alexey-oleynik-para-o-ufc-250-em-sao-paulo.ghtmll|title=UFC sets Fabrício Werdum vs. Alexey Oleynik for UFC 250, in São Paulo|website=sportv.globo.com|author=Evelyn Rodrigues and Raphael Marinho|date=2020-02-13|access-date=2020-02-13}} {{in lang|pt}} However, on April 9, Dana White, the president of UFC announced that this event was postponed{{cite web|url=https://www.espn.com/mma/story/_/id/29018339/dana-white-says-ufc-249-not-happen-april-18|title=Dana White says UFC 249 will not happen April 18|work=espn.com|author=Brett Okamoto|date=2020-04-09|access-date=2020-04-09}} and the bout eventually took place on May 9, 2020 at UFC 249.{{Cite web|title=REVISED – UFC 249: Ferguson vs. Gaethje Fight Card {{!}} MMAWeekly.com|url=https://www.mmaweekly.com/ufc-249-khabib-vs-ferguson-fight-card|date=2020-04-27|language=en-US|access-date=2020-05-03}} Oleinik won the fight by split decision.{{Cite web|title=UFC 249 Results: Aleksei Oleinik Wins Behind Overwhelming First Round|url=https://cagesidepress.com/2020/05/09/ufc-249-results-aleksei-oleinik/|last=Doherty|first=Dan|date=2020-05-09|website=Cageside Press|language=en-US|access-date=2020-05-10}}

When he announced he was taking another fight, Oleinik "received a message in a bottle" on the beach of Miami, signed his contract, and sent it back to Dana White and Mick Maynard.{{cite web|url=https://fight-library.com/2020/08/04/alexey-oleinik-10-more-years/|title=Alexey Oleinik: 10 More Years|publisher=Fight-Library.com|author=Blaine Henry|date=August 4, 2020}} When asked if Oleinik planned on retiring any time soon, he jokingly responded that he has "only 10 years left." Ahead of his fight with Lewis, Oleinik parted ways with his long-time management company representatives, First Round Management. He stated that he wanted a manager that would focus on all fighters, not just the top two or three fighters in their stable.

Oleinik faced Derrick Lewis on August 8, 2020, at UFC Fight Night 174.{{Cite web|url=https://www.espn.com/mma/story/_/id/29319539/derrick-lewis-alexey-oleinik-agree-aug-8-ufc-fight|title=Derrick Lewis, Alexey Oleinik agree to Aug. 8 UFC fight|website=ESPN.com|author=Ariel Helwani|date=2020-06-12|access-date=2020-06-16}} He lost the fight via technical knockout in round two.{{Cite web|last=Doherty|first=Dan|date=2020-08-08|title=UFC Vegas 6 Results: Derrick Lewis Clobbers Aleksei Oleinik in Second Round|url=https://cagesidepress.com/2020/08/08/ufc-vegas-6-results-derrick-lewis/|access-date=2020-08-09|website=Cageside Press|language=en-US}}

Oleinik faced Chris Daukaus on February 20, 2021, at UFC Fight Night: Blaydes vs. Lewis.{{cite web|url=https://mmajunkie.usatoday.com/2020/12/ufc-fight-night-aleksei-oleinik-vs-chris-daukaus-booked-feb-20|title=Aleksei Oleinik vs. Chris Daukaus added to UFC Fight Night on Feb. 20|publisher=mmajunkie.usatoday.com|author=Danny Segura|date=2020-12-01|access-date=2020-12-01}} He lost the fight via technical knockout in round one.{{Cite web|last=Gibbons|first=Justin|date=2021-02-20|title=UFC Vegas 19 Results: Chris Daukaus Makes Short Work of Aleksei Oleinik|url=https://cagesidepress.com/2021/02/20/ufc-vegas-19-results-aleksei-oleinik-vs-chris-daukaus/|access-date=2021-02-21|website=Cageside Press|language=en-US}}

Oleinik faced Serghei Spivac on June 19, 2021, at UFC on ESPN 25.{{cite web|url=https://mmajunkie.usatoday.com/2021/05/aleksei-oleinik-vs-serghei-spivac-ufc-fight-night-june-19-mma-booking-matchup|title=Aleksei Oleinik vs. Sergey Spivak added to UFC Fight Night on June 19|website=mmajunkie.usatoday.com|author=Farah Hannoun|date=2021-05-13|access-date=2021-05-13}} He lost the bout via unanimous decision.{{Cite web|last=Anderson|first=Jay|date=2021-06-19|title=UFC Vegas 29 Results: Sergey Spivak Fights Smart Fight, Avoids Aleksei Oleinik's Submissions|url=https://cagesidepress.com/2021/06/19/ufc-vegas-29-results-aleksei-oleinik-vs-sergey-spivak/|access-date=2021-06-20|website=Cageside Press|language=en-US}}

Oleinik was scheduled to face Greg Hardy on January 22, 2022, at UFC 270.{{Cite web|title=Greg Hardy vs. Aleksei Oleinik added UFC's January pay-per-view lineup|url=https://news.yahoo.com/greg-hardy-vs-aleksei-oleinik-014149867.html|access-date=2021-09-28|website=news.yahoo.com|date=September 28, 2021 |language=en-US}} However, Oleinik withdrew from the event for undisclosed reasons and he was replaced by Sergey Spivak.{{Cite web|last=Heck|first=Mike|date=2022-01-13|title=Aleksei Oleinik out of UFC 270, Sergey Spivak now faces Greg Hardy|url=https://www.mmafighting.com/2022/1/13/22882687/aleksei-oleinik-out-of-ufc-270-sergey-spivak-now-faces-greg-hardy|access-date=2022-01-14|website=MMA Fighting|language=en}}

Oleinik was scheduled to face Ilir Latifi on March 26, 2022, at UFC Fight Night 205.{{Cite web|last=Anderson|first=Jay|date=2022-02-04|title=With Romanov Fight Off, Ilir Latifi Gets Aleksei Oleinik at UFC Columbus|url=https://cagesidepress.com/2022/02/04/romanov-fight-off-ilir-latifi-gets-aleksei-oleinik-ufc-columbus/|access-date=2022-02-05|website=Cageside Press|language=en-US}} However, the day of the event, Latifi withdrew due to illness and the bout was cancelled.{{Cite web|url=https://www.mmafighting.com/2022/3/26/22997714/ilir-latifi-out-of-aleksei-oleinik-fight-at-ufc-columbus|title=Ilir Latifi out of Aleksei Oleinik fight at UFC Columbus|publisher=mmafighting.com|author=Alexander K. Lee|date=2022-03-26|access-date=2022-03-26}} The pair was rescheduled to meet on two weeks later at UFC 273 on April 9, 2022.{{Cite web|url=https://www.mmafighting.com/2022/3/26/22997714/ilir-latifi-out-of-aleksei-oleinik-fight-at-ufc-columbus|title=Ilir Latifi out of Aleksei Oleinik fight at UFC Columbus|publisher=mmafighting.com|author=Alexander K. Lee|date=2022-03-26|access-date=2022-03-26}} In turn, Latifi withdrew again for unknown reasons and was replaced by Jared Vanderaa.{{Cite web |last=Lee |first=Alexander K. |date=2022-03-31 |title=Aleksei Oleinik now fights Jared Vanderaa at UFC 273, Ilir Latifi out |url=https://www.mmafighting.com/2022/3/31/23004738/aleksei-oleinik-now-fights-jared-vanderaa-at-ufc-273-ilir-latifi-out |access-date=2022-04-02 |website=MMA Fighting |language=en}} He won the bout via scarf hold submission in the first round.{{Cite web |last=Behunin |first=Alex |date=2022-04-09 |title=UFC 273: Aleksei Oleinik Taps Jared Vanderaa With Scarf-Hold for Sixtieth Win |url=https://cagesidepress.com/2022/04/09/ufc-273-aleksei-oleinik-snaps-losing-streak-taps-jared-vanderaa-scarf-hold/ |access-date=2022-04-10 |website=Cageside Press |language=en-US}} The win also earned him the Performance of the Night award.{{Cite web |last=Newswire |first=MMA Fighting |date=2022-04-10 |title=UFC 273 post-fight bonuses: Khamzat Chimaev vs. Gilbert Burns wins 'Fight of the Night' |url=https://www.mmafighting.com/2022/4/10/23018702/ufc-273-post-fight-bonuses-khamzat-chimaev-vs-gilbert-burns-wins-fight-of-the-night |access-date=2022-04-10 |website=MMA Fighting |language=en}}

The match with Ilir Latifi was yet to rescheduled again for UFC Fight Night 211 on October 1, 2022.{{Cite web|url=https://mmajunkie.usatoday.com/lists/ufc-bellator-mma-news-matchup-roundup-august-8-22-28-2022?taid=630cca9189033000017d4d1d|title=Matchup Roundup: New UFC and Bellator fights announced in the past week (Aug. 22-28)|publisher=mmajunkie.usatoday.com|author=Nolan King|date=2022-08-29|access-date=2022-08-29}} Oleinik lost the bout via unanimous decision.{{Cite web |last=Anderson |first=Jay |date=2022-10-01 |title=UFC Vegas 61: Ilir Latifi Avoids Aleksei Oleinik's Submission Game, Wins Decision |url=https://cagesidepress.com/2022/10/01/ufc-vegas-61-ilir-latifi-vs-aleksei-oleinik/ |access-date=2022-10-02 |website=Cageside Press |language=en-US}}

On October 10, 2022, it was announced that Oleinik was a free agent after completing his UFC contract.{{Cite web |last=Martin |first=Damon |date=2022-10-10 |title=Aleksei Oleinik removed from UFC roster after completing most recent contract |url=https://www.mmafighting.com/2022/10/10/23397881/aleksei-oleinik-removed-from-ufc-roster-after-completing-most-recent-contract |access-date=2022-10-11 |website=MMA Fighting |language=en}}

Oleinik faced Oli Thompson at REN TV Fight Club: Oleinik vs. Thompson on May 26, 2023, and lost via knock out in the first round.{{Cite web |url=https://www.mmafighting.com/2023/5/26/23739438/video-aleksei-oleinik-hits-canvas-hard-in-brutal-knockout-loss-to-fellow-ufc-vet-oli-thompson |title=Video: Aleksei Oleinik hits canvas hard in brutal knockout loss to fellow UFC vet Oli Thompson |website=MMA Fighting |date=May 26, 2023 |language=en}}

On December 11, 2024, it was announced that Oleninik was signed by Global Fight League.{{Cite web |date=2024-12-11 |title=Global Fight League reveals massive list of signings, including 8 ex-UFC champs, for new team-based MMA organization |url=https://sports.yahoo.com/global-fight-league-reveals-massive-list-of-signings-including-8-ex-ufc-champs-for-new-team-based-mma-organization-201248109.html |access-date=2024-12-12 |website=Yahoo Sports |language=en-US}}

Oleinik made his Bare Knuckle Fighting Championship debut against Gerônimo dos Santos on April 4, 2025 at BKFC 71 Dubai: Day 1.{{Cite web|url=https://www.si.com/fannation/mma/news/80-fight-mma-submission-specialist-aleksei-oleinik-ufc-books-bkfc-debut|title=80-fight MMA submission specialist who fought in UFC books BKFC debut|publisher=si.com|author=Christopher De Santiago|date=2025-03-04|access-date=2025-03-04}}. He lost the fight by knockout late into the first round.{{Cite web|url=https://mmajunkie.usatoday.com/2025/04/ufc-bkfc-aleksei-oleinik-vs-geromino-dos-santos|title=Video: Former UFC contender Aleksei Oleinik brutally knocked out in BKFC debut vs. Geronimo Dos Santos|publisher=mmajunkie.usatoday.com|author=Nolan King|date=2025-04-04|access-date=2025-04-04}}

Oleinik and his ex-wife have 5 children. He and his family moved to Florida in December 2016. The eldest, Polina, attended Stoneman Douglas High School, and was present at the school during the mass shooting but was unharmed.{{Cite web|url=https://abcnews.go.com/US/column-school-shooting-reminds-father/story?id=53401396|title=School shooting reminds me I'm a father first: COLUMN|date=2018-02-28|website=ABC News|language=en|access-date=2018-02-28}} As of March 2025, Oleinik is divorced and stated that his ex-wife took everything including his kids and property after the divorce.{{Cite web|url=https://www.si.com/fannation/mma/news/80-fight-ufc-veteran-says-ex-wife-took-everything-in-divorce-battle|title=80-fight UFC veteran says ex-wife took everything in divorce battle|publisher=si.com|author=Mathew Riddle|date=2025-03-17|access-date=2025-03-17}}

He is a naturalised Russian citizen,{{cite web|url=http://www.aif.ru/sport/person/ukrainskiy_boec_aleksey_oleynik_poluchil_rossiyskoe_grazhdanstvo|title=Украинский боец Алексей Олейник получил российское гражданство|date=September 24, 2015 }} and expressed support towards Russia following its 2014 military intervention in Ukraine. He wore a shirt with Putin's face and as a result was denied entry into Ukraine.{{cite web|url=http://www.aif.ru/sport/person/boec_aleksey_oleynik_vsyu_ukrainu_terroriziruet_agressivnoe_menshinstvo|title=Боец Алексей Олейник: "Всю Украину терроризирует агрессивное меньшинство"|first=Мария|last=Позднякова|date=December 17, 2014 }}{{cite web|url=http://crimea.ria.ru/society/20150322/159024.html|title=Олейник: я вышел с изображением того, кого поддерживаю и уважаю|first=RIA|last=Novosti|date=March 22, 2015 }}{{cite web|url=http://expertmma.ru/alekseyu-olejniku-byl-zapreshhen-vezd-v-ukrainu-kommentarii-bojtsa.html|title=Alexey Oleinik was denied entry to Ukraine|publisher=expertmma.ru|access-date=December 26, 2015}}

• Ultimate Fighting Championship
• Performance of the Night (Six times) {{small|vs. Jared Rosholt, Viktor Pesta, Júnior Albini, Mark Hunt, Maurice Greene, and Jared Vanderaa}}{{cite web|url=http://www.sherdog.com/news/news/UFC-Fight-Night-Austin-Bonuses-Edgar-Oleinik-VanZant-Curran-Get-3650K-Awards-77657|title=UFC Fight Night Austin Bonuses: Edgar, Oleinik, VanZant, Curran Get $50K Awards|author=Staff|publisher=sherdog.com|date=2014-11-23}}{{cite web|url=http://www.sherdog.com/news/news/UFC-Fight-Night-103-Bonuses-Rodriguez-Oleynik-Mendes-Saenz-Pocket-3650K-116121|title=UFC Fight Night 103 bonuses: Rodriguez, Oleynik, Mendes, Saenz pocket $50K|publisher=sherdog.com|author=Tristen Critchfield|access-date=2017-01-15|date=2017-01-15}}{{cite web|url=https://www.sherdog.com/news/news/UFC-224-Bonuses-Gastelum-Jacare-Machida-Oleynik-Pocket-3650K-Awards-136599|title=UFC 224 bonuses: Gastelum, 'Jacare', Machida, Oleynik pocket $50K awards|publisher=sherdog.com|date=2018-05-12}}{{cite web|url=https://www.sherdog.com/news/news/UFC-Fight-Night-136-Bonuses-Oleynik-Blachowicz-Yan-Ankalaev-Take-Home-3650K-142467|title=UFC Fight Night 136 bonuses: Oleynik, Blachowicz, Yan, Ankalev take home $50K|publisher=sherdog.com|date=2018-09-15}}{{cite web|url=https://www.sherdog.com/news/news/McGregor-Among-Five-Fighters-to-Receive-Performance-of-the-Night-Bonuses-at-UFC-246-168953|title=McGregor among five fighters to receive Performance of the Night bonuses at UFC246|publisher=sherdog.com|date=2020-01-18}}
• First fighter in UFC history to finish with an Ezekiel choke.
• Most Ezekiel choke submissions in UFC history (2).
• Third most submission wins in UFC Heavyweight division history (7){{cite web|url=http://statleaders.ufc.com/?fighter_status=0&weight_class=HW|title=UFC Stats - Heavyweight Division|date=January 22, 2024|author=UFC.com|publisher=ufc.com}}
• Third most submission attempts in UFC Heavyweight division history (15)
• Second most submissions-per-15 minutes in UFC Heavyweight division history (1.95)
• UFC.com Awards
• 2017: Ranked #2 Submission of the Year {{small|vs. Viktor Pesta}}{{cite web|url=https://www.ufc.com/news/top-ten-submissions-2017|title=The Top Submissions of 2017|date=January 4, 2018|author=Thomas Gerbasi|work=Ultimate Fighting Championship}} & Half-Year Awards: Best Submission of the 1HY {{small|vs. Viktor Pešta}}{{cite web|url=https://www.ufc.com/news/half-year-awards-submissions-1|title=2017 Half-Year Awards - Part I|date=August 11, 2017|author=Thomas Gerbasi|work=Ultimate Fighting Championship}}
• 2018: Ranked #4 Submission of the Year {{small|vs. Junior Albini}}{{cite web|url=https://www.ufc.com/news/top-submissions-2018|title=Top Submissions of 2018|date=January 4, 2019|author=Thomas Gerbasi|work=Ultimate Fighting Championship}}
• Konfrontacja Sztuk Walki
• 2007 KSW 8 Heavyweight Tournament Winner
• M-1 Global
• 2004 Middleweight Russia Cup Tournament Winner
• ProFC
• 2008 ProFC 4 President's Cup Heavyweight Tournament Winner
• 2008 ProFC 3 Heavyweight Grand Prix Runner-Up
• International Absolute Fighting Council
• 2006 Russia Cup Light heavyweight Tournament Winner
• 2009 Mayor's Cup Heavyweight Tournament Winner
• Perm Region MMA Federation
• 2007 Professional MMA Cup Heavyweight Tournament Winner
• Other tournaments
• 2007 Yaroslavl Open Championship Heavyweight Tournament Winner
• 1996 Minamoto Cup Heavyweight Tournament Winner
• World Cup of Mixed Martial Arts
• WCMMA Heavyweight Championship (One time; first; last)
• MMA Mania
• 2017 Submission of the Year (Top 5: #2) vs. Viktor Pešta{{Cite news|url=https://www.mmamania.com/2017/12/25/16814154/ufc-mma-submission-of-the-year-2017-top-5-list-demetrious-johnson-aleksei-oleinik-mma |title='Submission of the Year' 2017 - Top 5 List |work=MMAmania.com|access-date=2017-12-25}}
• MMA Weekly
• 2018 Submission of the Year vs. Júnior Albini{{cite web|url=https://www.mmaweekly.com/2018-submission-of-the-year-alexey-oleyniks-ezekiel-choke-against-junior-albini|title=2018 Submission of the Year: Alexey Oleynik's Ezekiel Choke Against Junior Albini|author=Jeff Cain|publisher=mmaweekly.com|date=January 5, 2019}}

• World Combat Sambo Federation
• World Combat Sambo Champion (2005){{cite web|url=http://www.mixfight.ru/fighters/Alexey_Oleynik/|title=Алексей Олейник|access-date=April 15, 2011|archive-url=https://web.archive.org/web/20130123095432/http://www.mixfight.ru/fighters/Alexey_Oleynik/|archive-date=January 23, 2013|url-status=dead}}
• Eurasian Combat Sambo Champion (2001)
• Combat Sambo Federation of Russia
• Russian Combat Sambo Champion (2003, 2004)
• Moscow Combat Sambo Champion (Five time)

• Grapplers Quest
• 2011 Black belt No-Gi Advanced Superweight (210 lbs ) Tournament Winner
• Eddie Alvarez Grappling Tournament
• 2011 Absolute Division Tournament Winner

• First fighter to compete across four different decades (1990s, 2000s, 2010s, 2020s)
• First fighter to secure a victory across four different decades (1990s, 2000s, 2010s, 2020s){{cite web|url=https://mmajunkie.usatoday.com/2020/01/ufc-246-post-event-facts-conor-mcgregor-enters-rarefied-air-with-finish-of-donald-cerrone|title=UFC 246 post-event facts|publisher=mmajunkie.com|date=2020-01-19}}

{{MMArecordbox

| draws= 1

| nc=

| ko-wins= 8

| sub-wins= 48

| dec-wins= 5

| ko-losses= 10

| sub-losses= 2

| dec-losses= 6

| dq-wins=

| dq-losses=

| other-wins=

| other-losses=

}}

{{MMA record start}}

|-

|{{yes2}}Win

|align=center|61–18–1

|Fernando Rodrigues Jr.

|Submission (arm-triangle choke)

|RCC 17

|{{dts|2023|December|15}}

|align=center|2

|align=center|2:27

|Yekaterinburg, Russia

|

|-

|{{no2}}Loss

|align=center|60–18–1

|Oli Thompson

|KO (punch)

|REN TV Fight Club: Oleinik vs. Thompson

|{{dts|2023|May|26}}

|align=center| 1

|align=center| 2:25

|Moscow, Russia

|

|-

|{{no2}}Loss

|align=center|60–17–1

|Ilir Latifi

|Decision (unanimous)

|UFC Fight Night: Dern vs. Yan

|{{dts|2022|October|1}}

|align=center|3

|align=center|5:00

|Las Vegas, Nevada, United States

|

|-

|{{yes2}}Win

|align=center|60–16–1

|Jared Vanderaa

|Submission (scarf hold)

|UFC 273

|{{dts|2022|April|9}}

|align=center|1

|align=center|3:39

|Jacksonville, Florida, United States

|{{small|Performance of the Night.}}

|-

|{{no2}}Loss

|align=center|59–16–1

|Serghei Spivac

|Decision (unanimous)

|UFC on ESPN: The Korean Zombie vs. Ige

|{{dts|2021|June|19}}

|align=center|3

|align=center|5:00

|Las Vegas, Nevada, United States

|

|-

|{{no2}}Loss

|align=center|59–15–1

|Chris Daukaus

|TKO (punches)

|UFC Fight Night: Blaydes vs. Lewis

|{{dts|2021|February|20}}

|align=center|1

|align=center|1:55

|Las Vegas, Nevada, United States

|

|-

|{{no2}}Loss

|align=center|59–14–1

|Derrick Lewis

|TKO (punches)

|UFC Fight Night: Lewis vs. Oleinik

|{{dts|2020|August|8}}

|align=center|2

|align=center|0:21

|Las Vegas, Nevada, United States

|

|-

|{{yes2}} Win

|align=center|59–13–1

|Fabrício Werdum

|Decision (split)

|UFC 249

|{{dts|2020|May|9}}

|align=center|3

|align=center|5:00

|Jacksonville, Florida, United States

|

|-

|{{yes2}}Win

|align=center|58–13–1

|Maurice Greene

|Submission (armbar)

|UFC 246

|{{dts|2020|January|18}}

|align=center|2

|align=center|4:38

|Las Vegas, Nevada, United States

|{{small|Performance of the Night.}}

|-

|{{no2}}Loss

|align=center|57–13–1

|Walt Harris

|KO (knee and punches)

|UFC on ESPN: dos Anjos vs. Edwards

|{{dts|2019|July|20}}

|align=center|1

|align=center|0:12

|San Antonio, Texas, United States

|

|-

|{{no2}}Loss

|align=center|57–12–1

|Alistair Overeem

|TKO (punches)

|UFC Fight Night: Overeem vs. Oleinik

|{{dts|2019|April|20}}

|align=center|1

|align=center|4:45

|Saint Petersburg, Russia

|

|-

|{{yes2}}Win

|align=center|57–11–1

|Mark Hunt

|Submission (rear-naked choke)

|UFC Fight Night: Hunt vs. Oleinik

|{{dts|2018|September|15}}

|align=center|1

|align=center|4:26

|Moscow, Russia

|{{small|Performance of the Night.}}

|-

|{{yes2}}Win

|align=center|56–11–1

|Júnior Albini

|Submission (Ezekiel choke)

|UFC 224

|{{dts|2018|May|12}}

|align=center|1

|align=center|1:45

|Rio de Janeiro, Brazil

|{{small|Performance of the Night.}}

|-

|{{no2}}Loss

|align=center|55–11–1

|Curtis Blaydes

|TKO (doctor stoppage)

|UFC 217

|{{dts|2017|November|4}}

|align=center|2

|align=center|1:56

|New York City, New York, United States

|

|-

|{{yes2}}Win

| align=center|55–10–1

| Travis Browne

| Submission (neck crank)

| UFC 213

| {{dts|2017|July|8}}

| align=center|2

| align=center|3:44

| Las Vegas, Nevada, United States

|

|-

| {{yes2}}Win

| align=center|54–10–1

| Viktor Pešta

| Submission (ezekiel choke)

| UFC Fight Night: Rodríguez vs. Penn

| {{dts|2017|January|15}}

| align=center|1

| align=center|2:57

| Phoenix, Arizona, United States

| {{small|Performance of the Night.}}

|-

| {{no2}}Loss

| align=center|{{nowrap|53–10–1}}

| Daniel Omielańczuk

| Decision (majority)

| UFC Fight Night: McDonald vs. Lineker

| {{dts|2016|July|13}}

| align=center|3

| align=center|5:00

| Sioux Falls, South Dakota, United States

|

|-

| {{yes2}}Win

| align=center| {{nowrap|53–9–1}}

| Jared Rosholt

| KO (punches)

| UFC Fight Night: Edgar vs. Swanson

| {{dts|2014|November|22}}

| align=center|1

| align=center| 3:21

| Austin, Texas, United States

| {{small|Performance of the Night.}}

|-

| {{yes2}}Win

| align=center| 52–9–1

| Anthony Hamilton

| Submission (scarf hold)

| UFC Fight Night: Swanson vs. Stephens

| {{dts|2014|June|28}}

| align=center| 1

| align=center| 2:18

| San Antonio, Texas, United States

|

|-

| {{yes2}}Win

| align=center| 51–9–1

| Mirko Cro Cop

| Submission (scarf hold)

| Legend Fight Show 2

| {{dts|2013|November|8}}

| align=center| 1

| align=center| 4:42

| Moscow, Russia

|

|-

| {{yes2}}Win

| align=center| 50–9–1

| Dion Staring

| Submission (arm-triangle choke)

| ProFC 50

| {{dts|2013|October|16}}

| align=center| 1

| align=center| 1:41

| Rostov, Russia

|

|-

| {{yes2}}Win

| align=center| 49–9–1

| Jeff Monson

| Submission (rear-naked choke)

| Oplot Challenge 54

| {{dts|2013|June|20}}

| align=center| 2

| align=center| 2:12

| Kharkiv, Ukraine

|

|-

| {{yes2}}Win

| align=center| 48–9–1

| Tony Lopez

| Submission (triangle choke)

| Oplot Challenge 53

| {{dts|2013|April|20}}

| align=center| 3

| align=center| 3:19

| Kharkiv, Ukraine

|

|-

| {{yes2}}Win

| align=center| 47–9–1

| Leo Pla

| TKO (punches)

| Oplot Challenge 43

| {{dts|2013|March|16}}

| align=center| 1

| align=center| 2:56

| Kharkiv, Ukraine

|

|-

| {{yes2}}Win

| align=center| 46–9–1

| Martin Hudey

| Submission (rear-naked choke)

| Oplot Challenge 12

| {{dts|2012|November|10}}

| align=center| 1

| align=center| 1:48

| Kharkiv, Ukraine

|

|-

| {{yes2}}Win

| align=center| 45–9–1

| Mike Stewart

| Submission (Ezekiel choke)

| WCMMA 1

| {{dts|2012|September|15}}

| align=center| 2

| align=center| 1:03

| Ledyard, Connecticut, United States

| {{small|Won the vacant WCMMA Heavyweight Championship.}}

|-

| {{yes2}}Win

| align=center| 44–9–1

| Jerry Otto

| Submission (ezekiel choke)

| Oplot Challenge 2

| {{dts|2012|May|13}}

| align=center| 1

| align=center| 2:20

| Kharkiv, Ukraine

|

|-

| {{yes2}}Win

| align=center| 43–9–1

| Sergey Terezinov

| Submission (armbar)

| Oplot Challenge 1

| {{dts|2012|March|25}}

| align=center| 1

| align=center| 1:05

| Moscow, Russia

|

|-

| {{no2}}Loss

| align=center| 42–9–1

| Jeff Monson

| Decision (split)

| M-1 Challenge 31

| {{dts|2012|March|16}}

| align=center| 3

| align=center| 5:00

| Moscow, Russia

|

|-

| {{no2}}Loss

| align=center| 42–8–1

| Magomed Malikov

| TKO (punches)

| Fight Star: Oleg Taktarov Cup 2011

| {{dts|2011|July|22}}

| align=center| 1

| align=center| 2:39

| Anapa, Russia

|

|-

| {{yes2}}Win

| align=center| 42–7–1

| Ernest Kostanyan

| Submission (rear-naked choke)

| Razdolie Cup 2011

| {{dts|2011|June|26}}

| align=center| 1

| align=center| 1:22

| Moscow, Russia

|

|-

| {{no2}}Loss

| align=center| 41–7–1

| Neil Grove

| TKO (punches)

| Bellator 29

| {{dts|2010|September|16}}

| align=center| 1

| align=center| 0:45

| Milwaukee, Wisconsin, United States

| {{small|Bellator Season Three Heavyweight Tournament Semifinal.}}

|-

| {{yes2}}Win

| align=center| 41–6–1

| Mike Hayes

| Decision (split)

| Bellator 26

| {{dts|2010|August|26}}

| align=center| 3

| align=center| 5:00

| Kansas City, Missouri, United States

| {{small|Bellator Season Three Heavyweight Tournament Opening round.}}

|-

| {{no2}}Loss

| align=center| 40–6–1

| Michał Kita

| TKO (punches)

| rowspan="3"|Union of Veterans: Cup of Champions 2009

| rowspan="3"|{{dts|2009|November|28}}

| align=center| 1

| align=center| 1:17

| rowspan="3"|Saint Petersburg, Russia

| {{small|IAFC Mayor's Cup Heavyweight Tournament Final.}}

|-

| {{yes2}}Win

| align=center| 40–5–1

| Thiago dos Santos

| Submission (Ezekiel choke)

| align=center| 1

| align=center| 4:22

| {{small|IAFC Mayor's Cup Heavyweight Tournament Semifinal.}}

|-

| {{yes2}}Win

| align=center| 39–5–1

| Eddy Bengtsson

| TKO (submission to punches)

| align=center| 2

| align=center| 1:55

| {{small|IAFC Mayor's Cup Heavyweight Tournament Quarterfinal.}}

|-

| {{draw}}Draw

| align=center| 38–5–1

| Rogent Lloret

| Draw (unanimous)

| M-1 Global: Breakthrough

| {{dts|2009|August|28}}

| align=center| 3

| align=center| 5:00

| Kansas City, Missouri, United States

|

|-

| {{yes2}}Win

| align=center| 38–5

| Lee Sang-soo

| Submission (Ezekiel choke)

| M-1 Challenge 12

| {{dts|2009|February|21}}

| align=center| 2

| align=center| 4:27

| Tacoma, Washington, United States

|

|-

| {{yes2}}Win

| align=center| 37–5

| Jessie Gibbs

| Submission (ezekiel choke)

| M-1 Challenge 11

| {{dts|2009|January|11}}

| align=center| 2

| align=center| 3:42

| Amstelveen, Netherlands

|

|-

| {{yes2}}Win

| align=center| 36–5

| Islam Dadalov

| TKO (punches)

| rowspan="2"|ProFC 4: President's Cup

| rowspan="2"|{{dts|2008|October|25}}

| align=center| 1

| align=center| 2:33

| rowspan="2"|Grozny, Russia

| {{small|Won the ProFC President's Cup Heavyweight Tournament.}}

|-

| {{yes2}}Win

| align=center| 35–5

| Abdülhalik Magomedov

| Submission (heel hook)

| align=center| 1

| align=center| 0:48

| {{small|ProFC President's Cup Heavyweight Tournament Semifinal.}}

|-

| {{yes2}}Win

| align=center| 34–5

| Telman Sherifov

| Submission (guillotine choke)

| rowspan="3"|ProFC 3: Heavyweight Grand Prix

| rowspan="3"|{{dts|2008|October|4}}

| align=center| 1

| align=center| 1:25

| rowspan="3"|Saint Petersburg, Russia

| {{small|Won the ProFC Heavyweight Grand Prix.}}

|-

| {{yes2}}Win

| align=center| 33–5

| Oleg Kutepov

| Submission (inverted armbar)

| align=center| 1

| align=center| 1:21

| {{small|ProFC Heavyweight Grand Prix Semifinal.}}

|-

| {{yes2}}Win

| align=center| 32–5

| Magomedbag Agaev

| Submission (scarf hold)

| align=center| 1

| align=center| 3:47

| {{small|ProFC Heavyweight Grand Prix Quarterfinal.}}

|-

| {{no2}}Loss

| align=center| 31–5

| Konstantyn Stryzhak

| TKO (punches)

| rowspan="2"|CSFU: Champions League

| rowspan="2"|{{dts|2008|September|13}}

| align=center| 1

| align=center| 4:20

| rowspan="2"|Poltava, Ukraine

|

|-

| {{yes2}}Win

| align=center| 31–4

| Makasharip Makasharipov

| Decision (unanimous)

| align=center| 3

| align=center| 5:00

|

|-

| {{yes2}}Win

| align=center| 30–4

| Alexander Timonov

| Submission (ezekiel choke)

| M-1 Challenge 4

| {{dts|2008|June|27}}

| align=center| 1

| align=center| 1:09

| Saint Petersburg, Russia

|

|-

| {{yes2}}Win

| align=center| 29–4

| Daniel Dowda

| Decision (unanimous)

| KSW 9

| {{dts|2008|May|9}}

| align=center| 2

| align=center| 5:00

| Warsaw, Poland

|{{small|Catchweight (209 lb) bout.}}

|-

| {{no2}}Loss

| align=center| 28–4

| Chris Tuchscherer

| Decision (unanimous)

| rowspan="2"|YAMMA Pit Fighting 1

| rowspan="2"|{{dts|2008|April|11}}

| align=center| 1

| align=center| 5:00

| rowspan="2"|Atlantic City, New Jersey, United States

| {{small|YAMMA Heavyweight Tournament Semifinal.}}

|-

| {{yes2}}Win

| align=center| 28–3

| Sherman Pendergarst

| Submission (Ezekiel choke)

| align=center| 1

| align=center| 4:18

| {{small|YAMMA Middleweight Tournament Quarterfinal.}}

|-

| {{yes2}}Win

| align=center| 27–3

| Gela Getsadze

| TKO (punches)

| rowspan="3"|Yaroslavl Open Championship 2007

| rowspan="3"|{{dts|2007|December|14}}

| align=center| 1

| align=center| 1:48

| rowspan="3"|Yaroslavl, Russia

| {{small|Won the Yaroslavl Open Cup Heavyweight Tournament.}}

|-

| {{yes2}}Win

| align=center| 26–3

| Ishkhan Zakharian

| Submission (armbar)

| align=center| 1

| align=center| 2:56

| {{small|Yaroslavl Open Cup Heavyweight Tournament Semifinal.}}

|-

| {{yes2}}Win

| align=center| 25–3

| Andrey Oleinik

| Submission (heel hook)

| align=center| 1

| align=center| 1:30

| {{small|Return to Heavyweight. Yaroslavl Open Cup Heavyweight Tournament Quarterfinal.}}

|-

| {{yes2}}Win

| align=center| 24–3

| Timur Gasanov

| Submission (ezekiel choke)

| rowspan="3"|Perm Region MMA Federation: Cup of Professional MMA 2007

| rowspan="3"|{{dts|2007|November|23}}

| align=center| 1

| align=center| 1:19

| rowspan="3"|Perm, Russia

| {{small|Won the 2007 Perm MMA Middleweight Tournament.}}

|-

| {{yes2}}Win

| align=center| 23–3

| Alavutdin Gadzhiyev

| Submission (ezekiel choke)

| align=center| 1

| align=center| 0:46

| {{small|2007 Perm MMA Middleweight Tournament Semifinal.}}

|-

| {{yes2}}Win

| align=center| 22–3

| Adlan Amagov

| Submission (ezekiel choke)

| align=center| 1

| align=center| 1:00

| {{small|Return to Middleweight. 2007 Perm MMA Middleweight Tournament Quarterfinal.}}

|-

| {{yes2}}Win

| align=center| 21–3

| Krzysztof Kułak

| Submission (ezekiel choke)

| rowspan="3"|KSW 8

| rowspan="3"|{{dts|2007|November|10}}

| align=center| 1

| align=center| 2:50

| rowspan="3"|Warsaw, Poland

| {{small|Won the KSW 8 Openweight Tournament.}}

|-

| {{yes2}}Win

| align=center| 20–3

| Karol Bedorf

| Submission (triangle choke)

| align=center| 1

| align=center| 1:03

| {{small|KSW 8 Openweight Tournament Semifinal.}}

|-

| {{yes2}}Win

| align=center| 19–3

| Łukasz Woś

| Submission (rear-naked choke)

| align=center| 1

| align=center| 0:50

| {{small|KSW 8 Openweight Tournament Quarterfinal.}}

|-

| {{yes2}}Win

| align=center| 18–3

| Shamil Nurmagomedov

| Submission (neck crank)

| Legion Fight 1

| {{dts|2007|October|20}}

| align=center| 1

| align=center| N/A

| Rostov-on-Don, Russia

|

|-

| {{no2}}Loss

| align=center| 17–3

| Chael Sonnen

| Decision (unanimous)

| BodogFight: USA vs. Russia 2006

| {{dts|2006|December|2}}

| align=center| 3

| align=center| 5:00

| Vancouver, British Columbia, Canada

|

|-

| {{yes2}}Win

| align=center| 17–2

| Ishkhan Zakharian

| Submission (triangle choke)

| Legion Fight: Black Sea Cup 2006 (Stage 3)

| {{dts|2006|August|15}}

| align=center| 1

| align=center| 1:21

| Anapa, Russia

| {{small|Light Heavyweight debut.}}

|-

| {{yes2}}Win

| align=center| 16–2

| Vladimir Rudakov

| Submission (triangle choke)

| rowspan="3"|Union of Veterans: Cup of Champions 2006

| rowspan="3"|{{dts|2006|April|14}}

| align=center| 1

| align=center| 2:41

| rowspan="3"|Novosibirsk, Russia

| {{small|Won the IAFC Pankration Russia Cup.}}

|-

| {{yes2}}Win

| align=center| 15–2

| Magomed Sultanakhmedov

| Submission (Ezekiel choke)

| align=center| 1

| align=center| 0:35

| {{small|IAFC Pankration Russia Cup Semifinal.}}

|-

| {{yes2}}Win

| align=center| 14–2

| Shavkat Urakov

| Submission (rear-naked choke)

| align=center| 1

| align=center| 0:41

| {{small|IAFC Pankration Russia Cup Quarterfinal.}}

|-

| {{no2}}Loss

| align=center| 13–2

| Flavio Luiz Moura

| Technical Submission (rear-naked choke)

| rowspan="2"|M-1: Middleweight Grand Prix

| rowspan="2"|{{dts|2004|October|9}}

| align=center| 1

| align=center| 1:11

| rowspan="2"|Saint Petersburg, Russia

| {{small|2004 M-1 Middleweight Grand Prix Semifinal.}}

|-

| {{yes2}}Win

| align=center| 13–1

| Marcelo Alfaya

| Decision (unanimous)

| align=center| 2

| align=center| 5:00

| {{small|2004 M-1 Middleweight Grand Prix Quarterinal.}}

|-

| {{yes2}}Win

| align=center| 12–1

| Azred Telkusheev

| Submission (heel hook)

| rowspan="3"|M-1: Middleweight Russia Cup

| rowspan="3"|{{dts|2004|August|27}}

| align=center| 1

| align=center| 0:38

| rowspan="3"|Saint Petersburg, Russia

| {{small|Won the 2004 M-1 Middleweight Russia Cup.}}

|-

| {{yes2}}Win

| align=center| 11–1

| Ubaidula Chopolaev

| Submission (rear-naked choke)

| align=center| 1

| align=center| 0:48

| {{small|2004 M-1 Middleweight Russia Cup Semifinal.}}

|-

| {{yes2}}Win

| align=center| 10–1

| Ramin Tagiev

| Submission (rear-naked choke)

| align=center| 1

| align=center| 2:03

| {{small|Return to Middleweight. 2004 M-1 Middleweight Russia Cup Quarterfinal.}}

|-

| {{yes2}}Win

| align=center| 9–1

| Igor Bondarenko

| Submission (rear-naked choke)

| rowspan="2"|PFU: Land Of Peresvit

| rowspan="2"|{{dts|2001|December|7}}

| align=center| 1

| align=center| 2:03

| rowspan="2"|Kyiv, Ukraine

| {{small|Won the 2001 PFU Heavyweight Tournament.}}

|-

| {{yes2}}Win

| align=center| 8–1

| Gennadiy Matsigora

| Submission (triangle choke)

| align=center| 1

| align=center| 2:25

| {{small|Return to Heavyweight. 2001 PFU Heavyweight Tournament Semifinal.}}

|-

| {{yes2}}Win

| align=center| 7–1

| Gennadiy Matsigora

| Submission (armbar)

| rowspan="2"|InterPride 1999

| rowspan="2"|{{dts|1999|May|16}}

| align=center| 1

| align=center| 2:03

| rowspan="2"|Kharkiv, Ukraine

| {{small|Won the InterPride Middleweight Tournament.}}

|-

| {{yes2}}Win

| align=center| 6–1

| Vladimir Malyshev

| TKO (punches)

| align=center| 1

| align=center| 2:30

| {{small|Middleweight debut. InterPride Middleweight Tournament Semifinal.}}

|-

| {{yes2}}Win

| align=center| 5–1

| Clarence Thatch

| TKO (submission to punches)

| International Super Challenge 1998

| {{dts|1998|March|16}}

| align=center| 1

| align=center| 3:43

| Kyiv, Ukraine

|

|-

| {{no2}}Loss

| align=center| 4–1

| Leonid Efremov

| Submission (rear-naked choke)

| rowspan="2"|IAFC: Absolute FC 2

| rowspan="2"|{{dts|1997|April|30}}

| align=center| 1

| align=center| 2:48

| rowspan="2"|Moscow, Russia

| {{small|IAFC Heavyweight Tournament Semifinal.}}

|-

| {{yes2}}Win

| align=center| 4–0

| Igor Akinin

| Submission (guillotine choke)

| align=center| 1

| align=center| N/A

| {{small|IAFC Heavyweight Tournament Quarterfinal.}}

|-

| {{yes2}}Win

| align=center| 3–0

| Artem Kondratko

| Submission (rear-naked choke)

| rowspan="3"|Minamoto Cup 1996

| rowspan="3"|{{dts|1996|November|10}}

| align=center| 1

| align=center| 4:09

| rowspan="3"|Kharkiv, Ukraine

| {{small|Won the 1996 Minamoto Cup Heavyweight Tournament.}}

|-

| {{yes2}}Win

| align=center| 2–0

| Sergey Zalikhvatko

| TKO (punches)

| align=center| 1

| align=center| 1:52

| {{small|1996 Minamoto Cup Heavyweight Tournament Semifinal.}}

|-

| {{yes2}}Win

| align=center| 1–0

| Alexandr Kruglenko

| Submission (rear-naked choke)

| align=center| 1

| align=center| 3:06

| {{small|Heavyweight debut. 1996 Minamoto Cup Heavyweight Tournament Quarterfinal.}}

{{end}}

{{BoxingRecordSummary

|draws=

|nc=

|ko-wins=1

|ko-losses=0

|dec-wins=

|dec-losses=

|dq-wins=

|dq-losses=

}}

{{MMArecordbox

|draws=

|nc=

|ko-wins=

|ko-losses=1

|dec-wins=

|dec-losses=

|dq-wins=

|dq-losses=

}}

{{MMA record start}}

|-

|{{no2}}Loss

|align=center|0–1

|Gerônimo dos Santos

|KO

|BKFC 71 Dubai: Day 1

|{{dts|2025|April|4}}

|align=center|1

|align=center|1:49

|Dubai, United Arab Emirates

|

|-

{{end}}

• List of male mixed martial artists

{{reflist|35em}}

• {{UFC|aleksei-oleinik|Aleksei Oleinik}}
• {{Sherdog|2027}}

{{DEFAULTSORT:Oleinik, Alexey}}

Category:1977 births

Category:Living people

Category:Sportspeople from Kharkiv

Category:Russian male mixed martial artists

Category:Ukrainian male mixed martial artists

Category:Heavyweight mixed martial artists

Category:Russian jujutsuka

Category:Russian sambo practitioners

Category:Russian practitioners of Brazilian jiu-jitsu

Category:Ukrainian sambo practitioners

Category:Ukrainian practitioners of Brazilian jiu-jitsu

Category:Mixed martial arts trainers

Category:Mixed martial artists utilizing jujutsu

Category:Mixed martial artists utilizing sambo

Category:Mixed martial artists utilizing Brazilian jiu-jitsu

Category:People awarded a black belt in Brazilian jiu-jitsu

Category:Kharkiv Polytechnic Institute alumni

Category:Ukrainian emigrants to Russia

Category:Naturalized citizens of Russia

Category:Ultimate Fighting Championship male fighters