| Jairzinho Rozenstruik | |
|---|---|
 Rozenstruik atUFC 244 in 2019 | |
| Born | Jairzinho R. Rozenstruik (1988-03-17)17 March 1988 (age 37) Paramaribo, Suriname |
| Nickname | Bigi Boy |
| Height | 6 ft 2 in (188 cm) |
| Weight | 252 lb (114 kg; 18 st 0 lb) |
| Division | Heavyweight |
| Reach | 78 in (198 cm) |
| Style | Kickboxing |
| Fighting out of | Paramaribo, Suriname |
| Team | Team Bigi Boy[1] American Top Team[2] |
| Years active | 2009–2017 (Kickboxing) 2012–present (MMA) |
| Kickboxing record | |
| Total | 85 |
| Wins | 76 |
| By knockout | 64 |
| Losses | 8 |
| By knockout | 2 |
| Draws | 1 |
| Mixed martial arts record | |
| Total | 21 |
| Wins | 15 |
| By knockout | 13 |
| By decision | 2 |
| Losses | 6 |
| By knockout | 2 |
| By submission | 1 |
| By decision | 3 |
| Other information | |
| Mixed martial arts record fromSherdog | |
Jairzinho R. Rozenstruik[3] (born 17 March 1988) is a Surinamese professionalmixed martial artist and formerkickboxer. He is the current Dirty Boxing Heavyweight Champion. He formerly competed in theHeavyweight division of theUltimate Fighting Championship (UFC). Rozenstruik currently holds the record for second fastest knockout in the heavyweight division against Allen Crowder atUFC Fight Night 154.[4] In kickboxing, he is a formerWLF Super Heavyweight Tournament Champion and a Superkombat World Grand Prix I 2013 Runner-Up.
Rozenstruik was born and raised inParamaribo. His parents werefootball fans and named him after the Brazilian starJairzinho.[5] Rozenstruik played football and basketball before starting to train kickboxing at the age of seventeen in a local gym. After he competed in kickboxing, he transitioned to mixed martial arts in 2012.[6]
At the age of seventeen, Rozenstruik started training in a gym called Rens Project. There he started to take kickboxing lessons and soon he was discovered by Michael Babb, a coach from the Vos Gym inAmsterdam, Netherlands.[7] Trained by Babb, he came out for the House of Legends under the supervision ofIvan Hippolyte.[8]
Rozenstruik started his combat sports career inkickboxing. He won a total of 76 matches with 64 of them by knockout out of 85 he competed in.[9][10][11]
In May 2012, Rozenstruik won his debut MMA fight against Evgeny Boldyrev at DRAKA MMA: Governor's Cup 7 inVladivostok,Russia.[12]
In April 2017, after five years of focusing on his kickboxing career, Rozenstruik won an MMA match versus Engelbert Berbin during a regional promotion inAruba.[13]
In April 2018, Rozenstruik signed a multi-fight contract with theRizin Fighting Federation.[14]
In May 2018, Rozenstruik won his promotional debut versus Andrey Kovalev atRizin FF – Rizin 10 by split decision.[15]
Rozenstruik made his UFC debut on 2 February 2019, againstJúnior Albini, replacing injured Dmitry Sosnovskiy, atUFC Fight Night: Assunção vs. Moraes 2.[16] He won the fight via TKO in the second round.[17]
Rozenstruik facedAllen Crowder on 22 June 2019, atUFC Fight Night: Moicano vs. The Korean Zombie.[18] He won the fight via knockout in round one.[19] This fight earned him thePerformance of the Night award.[19]
Rozenstruik facedAndrei Arlovski on 2 November 2019, atUFC 244. He won the fight via knockout in round one.[20]
Rozenstruik facedAlistair Overeem, replacingWalt Harris due to the ongoing search for his missing step-daughter, on 7 December 2019, atUFC on ESPN 7.[21] He won the fight via knockout in round five.[22]
Rozenstruik was scheduled to faceFrancis Ngannou on 28 March 2020, atUFC on ESPN: Ngannou vs. Rozenstruik.[23] However, due to theCOVID-19 pandemic, it was announced the event has been postponed.[24] The pair were rescheduled to meet on 18 April 2020, atUFC 249.[25] However, on 9 AprilDana White, the president of UFC announced that the event was once again postponed[26] and the bout eventually took place on 9 May 2020.[27] Rozenstruik lost the fight via knockout just 20 seconds into the first round.[28]
Rozenstruik facedJunior dos Santos on 15 August 2020, atUFC 252.[29] He won the fight via technical knockout in the second round.[30]
Rozenstruik facedCiryl Gane on 27 February 2021, atUFC Fight Night: Rozenstruik vs. Gane.[31] He lost the fight via unanimous decision.[32]
Rozenstruik facedAugusto Sakai on 5 June 2021, atUFC Fight Night: Rozenstruik vs. Sakai.[33] He won the fight via knockout in the closing seconds of the first round.[34] This win earned him thePerformance of the Nightaward.[35]
Rozenstruik facedCurtis Blaydes on 25 September 2021, atUFC 266.[36] He lost the fight via unanimous decision.[37]
Rozenstruik was scheduled to faceMarcin Tybura on 26 February 2022, atUFC Fight Night 202.[38] However, in mid January it was announced the bout was moved toUFC 273 on 9 April 2022.[39] However, the bout was pulled from the card after Tybura withdrew due to an undisclosed illness.[40]
Rozenstruik facedAlexander Volkov on 4 June 2022, atUFC Fight Night 207.[41] He lost the fight via technical knockout in round one.[42]
Rozenstruik was scheduled to faceChris Daukaus on 1 October 2022, atUFC Fight Night 211.[43] However, for unknown reasons, the bout was moved toUFC 282 on 10 December 2022.[44] Rozenstruik won the fight via technical knockout just twenty three seconds into the first round.[45] This win earned him thePerformance of the Night award.[46]
Rozenstruik facedJailton Almeida on 13 May 2023, atUFC on ABC 4.[47] He lost the bout via rear naked choke in first round.[48]
Rozenstruik facedShamil Gaziev on 2 March 2024, atUFC Fight Night 238.[49] Rozenstruik landed many jabs throughout the fight and won the fight by technical knockout at the end of the fourth round as Gaziev was unable to see.[50]
Rozenstruik facedTai Tuivasa on 18 August 2024 atUFC 305.[51] He won the fight by a split decision.[52] Judge Howie Booth, who scored the fight 30-27 for Tuivasa, was relieved of his duties midway through the event, and received widespread criticism from numerous pundits, fighters, and fans for his scorecard.[53][54][55][56] 15 out of 15 media outlets scored the bout 30-27 for Rozenstruik.[57]
Rozenstruik faced formerUFC Interim Heavyweight Championship challengerSergei Pavlovich on 1 February 2025 atUFC Fight Night 250.[58] He lost the fight by unanimous decision.[59]
On 3 February 2025, following his loss to Pavlovich, Rozenstruik was released by the UFC.[60]
On 14 June 2025, Rozenstriuk made his debut withMike Perry's "Dirty Boxing" promotion at "DBX 2" against Victor Cardoso, winning by technical knockout in the second round.[61]
Rozenstruik was booked for the very first Dirty Boxing Championship fight, being matched against Rob "The Wolf" Perez at DBX 3 on 29 August 2025. Perez would be forced to withdraw from the title fight due to injury, and would be replaced by Rakim Cleveland.[62] Rozenstruik won the Dirty Boxing World Heavyweight Championship via KO in the first round, dropping Cleveland with an overhand left, and following up with a single ground strike before the fight was stopped.[63]
Rozenstruik has two daughters and a son.[72]
In August 2014, Rozenstruik was arrested and detained by theDutch police on suspicion of smuggling drugs along with seven other Surinamese in the Netherlands. The group claimed they were attending a kickboxing event.[73] After 14 days of detention, Rozenstruik was released as the authorities found seven members of the group had swallowed balls of drugs but not Rozenstruik, and he was the only kickboxer in the group.[74]
| 21 matches | 15 wins | 6 losses |
| By knockout | 13 | 2 |
| By submission | 0 | 1 |
| By decision | 2 | 3 |
| Res. | Record | Opponent | Method | Event | Date | Round | Time | Location | Notes |
|---|---|---|---|---|---|---|---|---|---|
| Loss | 15–6 | Sergei Pavlovich | Decision (unanimous) | UFC Fight Night: Adesanya vs. Imavov | 1 February 2025 | 3 | 5:00 | Riyadh, Saudi Arabia | |
| Win | 15–5 | Tai Tuivasa | Decision (split) | UFC 305 | 18 August 2024 | 3 | 5:00 | Perth, Australia | |
| Win | 14–5 | Shamil Gaziev | TKO (retirement) | UFC Fight Night: Rozenstruik vs. Gaziev | 2 March 2024 | 4 | 5:00 | Las Vegas, Nevada, United States | |
| Loss | 13–5 | Jailton Almeida | Submission (rear-naked choke) | UFC on ABC: Rozenstruik vs. Almeida | 13 May 2023 | 1 | 3:43 | Charlotte, North Carolina, United States | |
| Win | 13–4 | Chris Daukaus | KO (punch) | UFC 282 | 10 December 2022 | 1 | 0:23 | Las Vegas, Nevada, United States | Performance of the Night. |
| Loss | 12–4 | Alexander Volkov | TKO (punches) | UFC Fight Night: Volkov vs. Rozenstruik | 4 June 2022 | 1 | 2:12 | Las Vegas, Nevada, United States | |
| Loss | 12–3 | Curtis Blaydes | Decision (unanimous) | UFC 266 | 25 September 2021 | 3 | 5:00 | Las Vegas, Nevada, United States | |
| Win | 12–2 | Augusto Sakai | TKO (punches) | UFC Fight Night: Rozenstruik vs. Sakai | 5 June 2021 | 1 | 4:59 | Las Vegas, Nevada, United States | Performance of the Night. |
| Loss | 11–2 | Ciryl Gane | Decision (unanimous) | UFC Fight Night: Rozenstruik vs. Gane | 27 February 2021 | 5 | 5:00 | Las Vegas, Nevada, United States | |
| Win | 11–1 | Junior dos Santos | TKO (punches) | UFC 252 | 15 August 2020 | 2 | 3:47 | Las Vegas, Nevada, United States | |
| Loss | 10–1 | Francis Ngannou | KO (punches) | UFC 249 | 9 May 2020 | 1 | 0:20 | Jacksonville, Florida, United States | |
| Win | 10–0 | Alistair Overeem | KO (punch) | UFC on ESPN: Overeem vs. Rozenstruik | 7 December 2019 | 5 | 4:56 | Washington, D.C., United States | |
| Win | 9–0 | Andrei Arlovski | KO (punch) | UFC 244 | 2 November 2019 | 1 | 0:29 | New York City, New York, United States | |
| Win | 8–0 | Allen Crowder | KO (punches) | UFC Fight Night: Moicano vs. The Korean Zombie | 22 June 2019 | 1 | 0:09 | Greenville, South Carolina, United States | Performance of the Night. |
| Win | 7–0 | Júnior Albini | TKO (head kick and punches) | UFC Fight Night: Assunção vs. Moraes 2 | 2 February 2019 | 2 | 0:54 | Fortaleza, Brazil | |
| Win | 6–0 | Robert McCarthy | KO (punches) | Team Yvel: Fearless 3 | 27 December 2018 | 1 | 0:10 | Paramaribo, Suriname | Won the Fearless Heavyweight Championship. |
| Win | 5–0 | Andrey Kovalev | Decision (split) | Rizin 10 | 6 May 2018 | 3 | 5:00 | Fukuoka, Japan | |
| Win | 4–0 | Marvin Aboeli | TKO (punches) | Fighting with the Stars: Bloed, Zweet & Tranen 3 | 22 December 2017 | 1 | N/A | Paramaribo, Suriname | |
| Win | 3–0 | Engelbert Berbin | KO (punches) | Aruba International FC 1 | 28 April 2017 | 1 | N/A | Oranjestad, Aruba | |
| Win | 2–0 | Evgeni Boldyrev | KO (punch) | Draka MMA: Governor's Cup 11 | 24 November 2012 | 1 | 2:05 | Khabarovsk, Russia | |
| Win | 1–0 | Evgeni Boldyrev | KO (punch) | Draka MMA: Governor's Cup 7 | 26 May 2012 | 1 | 2:36 | Vladivostok, Russia | Heavyweight debut. |
| 76 wins (64 (T)KO's), 8 losses (2 (T)KO's, 6 decisions), 1 draw | ||||||||
| Date | Result | Opponent | Event | Location | Method | Round | Time | |
|---|---|---|---|---|---|---|---|---|
| 30 July 2017 | Win | Carlos Salazar | Deadly Despair 2 | Paramaribo, Suriname | TKO | 3 | N/A | |
| 27 December 2016 | Win | Sergio Pique | Bloed, Zweet & Tranen 2 | Paramaribo, Suriname | KO | 2 | N/A | |
| Wins Dangerzone Tournament Heavyweight Championship +95kg.[76] | ||||||||
| 3 December 2016 | Win | Donegi Abena | Wu Lin Feng 2016: WLF x Krush – China vs Japan, Final | Zhengzhou, China | KO | 1 | N/A | |
| Wins WLF Super Heavyweight Tournament.[77][78] | ||||||||
| 3 December 2016 | Win | Song Liyuan | Wu Lin Feng 2016: WLF x Krush – China vs Japan, Semi Final | Zhengzhou, China | Decision (unanimous) | 3 | 3:00 | |
| 29 July 2016 | Win | Ricardo Soneca | United Caribbean | Clevia, Suriname | TKO | 1 | N/A | |
| Wins EEN World Heavyweight Kickboxing Championship.[79] | ||||||||
| 28 May 2016 | Win | Kamran Aminzadeh | God of the Arena 2[78] | Zhengzhou, China | Decision (unanimous) | 3 | 3:00 | |
| 30 April 2016 | Win | Kenneth Bishop | N/A[80] | Paramaribo, Suriname | KO | 1 | N/A | |
| 20 December 2015 | Win | Colin George | Bloed, Zweet & Tranen | Paramaribo, Suriname | KO | 1 | N/A | |
| 1 June 2014 | Win | Paulo Rogerio Neves Ferreira | The New Generation II – Suriname vs. Brazil[81] | Suriname | TKO | 2 | N/A | |
| 21 December 2013 | Win | Mikhail Tyuterev | Cup of Champions 2013 | Novosibirsk, Russia | Ext. R. Decision (unanimous) | 3 | 3:00 | |
| 28 September 2013 | Win | Dennis Stolzenbach | Next Generation | Paramaribo, Suriname | Decision (unanimous) | 3 | 3:00 | |
| 3 August 2013 | Win | Rodney Glunder | Beat Down | Paramaribo, Suriname | KO (punches) | 3 | N/A | |
| 18 May 2013 | Loss | Benjamin Adegbuyi | SUPERKOMBAT World Grand Prix II 2013 | Craiova, Romania | Decision (unanimous) | 3 | 3:00 | |
| 6 April 2013 | Loss | Muamer Tufekčić | SUPERKOMBAT World Grand Prix I 2013, Semi Finals | Oradea, Romania | Decision (majority) | 3 | 3:00 | |
| For the SUPERKOMBAT World Grand Prix I 2013 tournament title. | ||||||||
| 6 April 2013 | Win | Nikolaj Falin | SUPERKOMBAT World Grand Prix I 2013, Semi Finals | Oradea, Romania | Decision (majority) | 3 | 3:00 | |
| 9 March 2013 | Win | Oscar Isidoro | Death B4 Defeat | Paramaribo, Suriname | TKO | N/A | N/A | |
| 28 December 2012 | Win | Marcello Adriaansz | Slamm Soema na Basi III[78] | Paramaribo, Suriname | KO | N/A | N/A | |
| 20 October 2012 | Win | Dennis Stolzenbach | Emmen Fight Night | Emmen, Netherlands | N/A | N/A | N/A | |
| 12 May 2012 | Loss | Raul Cătinaș | SUPERKOMBAT World Grand Prix II 2012, Semi Finals | Cluj Napoca, Romania | KO (left punch) | 2 | N/A | |
| 28 December 2011 | Win | Jan Siersema | Slamm Soema na Basi II | Paramaribo, Suriname | Decision | N/A | 3:00 | |
| Wins Soema na Basi Heavyweight Championship.[82] | ||||||||
| 19 November 2011 | Win | Benjamin Adegbuyi | SUPERKOMBAT World Grand Prix 2011 Final, Reserve Fight | Darmstadt, Germany | KO (left hook) | 2 | 1:37 | |
| 30 October 2011 | Loss | Michael Duut | Kickboksgala Kalverdijkje | Leeuwarden, Netherlands | Decision | 3 | 3:00 | |
| 26 August 2011 | Win | Jahya Gulay | SLAMM! Events: Super Suri Thaiboxing Cup[83] | Paramaribo, Suriname | TKO | N/A | N/A | |
| 21 May 2011 | Loss | Roman Kleibl | SuperKombat World Grand Prix I 2011, Semi Finals | Bucharest, Romania | Decision (unanimous) | 3 | 3:00 | |
| 15 May 2011 | Win | Mitchell de Ligny | Rings Gala[84] | Amstelveen, Netherlands | Decision | 3 | 3:00 | |
| March 2011 | Loss | Ricardo Soneca | Tatneft World Cup 2011 | Kazan, Russia | KO | 2 | N/A | |
| 23 December 2010 | Loss | Reamon Welboren | Wij zijn Boos Klaar om te Bosse II | Paramaribo, Suriname | Decision | 3 | 3:00 | |
| 24 November 2010 | Win | Mutlu Karabulut | RINGS gala "Blood, Sweat & Tears" | Netherlands | KO | N/A | N/A | |
| October 2010 | Win | Etienne Schop | No Guts No Glory 4 | Netherlands | KO | 2 | N/A | |
| 3 October 2010 | Win | Utley Meriana | Memento Mori part 1 | Rotterdam, Netherlands | TKO | 2 | N/A | |
| 29 August 2010 | Win | Erik Rivera | Fighting with the Stars | Paramaribo, Suriname | KO | 1 | N/A | |
| 21 March 2010 | Draw | Jahfarr Wilnis | K-1 World MAX 2010 West Europe Tournament | Utrecht, Netherlands | Draw | 3 | 3:00 | |
| 23 December 2009 | Loss | Murat Aygun | N/A | Paramaribo, Suriname | Decision | 3 | 3:00 | |
| Legend: Win Loss Draw/No contest Notes | ||||||||
| 2 matches | 2 wins | 0 losses |
| By knockout | 2 | 0 |
| Res. | Record | Opponent | Method | Event | Date | Round | Time | Location | Notes |
|---|---|---|---|---|---|---|---|---|---|
| Win | 2–0 | Rakim Cleveland | TKO (punches) | Dirty Boxing Championship 3 | August 29, 2025 | 1 | 1:54 | Miami, Florida, United States | Won the inaugural Dirty Boxing Heavyweight Championship. |
| Win | 1–0 | Victor Cardoso | TKO (punches) | Dirty Boxing Championship 2 | June 14, 2025 | 2 | 2:00 | Miami, Florida, United States | Dirty Boxing debut. |
Media related toJairzinho Rozenstruik at Wikimedia CommonsUpdated to 28 October 2025 |
