Jair Rozenstruik “Bigi Boi”

Photo of Jair Rozenstruik
Age 36
Gender Male
Height 6' 4"
Weight Class Heavyweight

Jair Rozenstruik is a MMA fighter with a professional fight record of 15 wins, 5 losses and 0 draws

Professional Career Statistics

Pro Record 15-5-0 (Win-Loss-Draw)
Career Length 2 months, 22 days
Rounds Fought 33.9
Avg. Fights/Year 1.6
Longest Layoff 4 years, 4 months, 24 days
Quickest Turnaround 1 month, 5 days

Record BreakDown

- KO/TKO SUB DEC
Wins 13 0 2
Losses 2 1 2
Finish Rate 86.7%
Finished Rate 60.0%
Win by Decision Rate 13.3%
Loss by Decision Rate 40.0%
Win by KO Rate 86.7%
Loss by KO Rate 40.0%
Win by SUB Rate 0.0%
Loss by SUB Rate 20.0%
Win Method
Loss Method

Quick Hits

Fastest Win 09
Fastest KO 09
Fastest SUB -
Ave. Rounds (Ws) 1.6
Ave. Length of Fight (Ws) 08:13
Ave. Rounds (Ls) 1.9
Ave. Length of Fight (Ls) 09:15
Finish Rounds
Finished Rounds

Official Professional MMA Fight Record

Date Opponent Weightclass Method Round Time
OFF 08/17/2024 W
(14-5-0)
Tai Tuivasa
(15-7-0)
HW
( 259.0 vs. 265.0 )
Decision (Split Decision)
UFC 305: DU PLESSIS VS ADESANYA
3 05:00
OFF 03/02/2024 W
(13-5-0)
Shamil Gaziev
(12-1-0)
HW
( 257.0 vs. 261.0 )
TKO/RSC
UFC FN 153 ON ESPN: ROZENSTRUIK vs GAZIEV
4 05:00
OFF 05/13/2023 L
(13-4-0)
Jailton Almeida
(21-3-0)
HW
( 265.0 vs. 231.0 )
Submission (Rear Naked Choke)
UFC FN 129 ON ESPN: ROZENSTRUIK vs ALMEIDA
1 03:43
OFF 12/10/2022 W
(12-4-0)
Chris Daukaus
(12-8-0)
HW
( 261.5 vs. 242.5 )
KO
UFC 282: BLACHOWICZ vs ANKALAEV
1 00:23
OFF 06/04/2022 L
(12-3-0)
Alexander Volkov
(38-10-0)
HW
( 259.0 vs. 256.5 )
TKO/RSC
UFC FN 103 on ESPN: VOLKOV vs ROSENSTRUIK
1 02:12
OFF 09/25/2021 L
(12-2-0)
Curtis Blaydes
(18-5-0)
HW
( 257.0 vs. 261.0 )
Decision (Unanimous Decision)
UFC 266: VOLKANOVSKI vs ORTEGA
3 05:00
OFF 06/05/2021 W
(11-2-0)
Augusto Sakai
(16-6-1)
HW
( 254.0 vs. 264.0 )
TKO/RSC
UFC FN 73 ON ESPN: ROZENSTRUIK vs SAKAI
1 04:59
OFF 02/27/2021 L
(11-1-0)
Cyril Gane
(12-2-0)
HW
( 254.5 vs. 247.0 )
Decision (Unanimous Decision)
UFC FN 65 ON ESPN: ROZENSTRUIK vs GANE
5 05:00
OFF 08/15/2020 W
(10-1-0)
Junior Dos Santos
(23-10-0)
HW
( 254.0 vs. 238.5 )
TKO/RSC (Referee Stoppage)
UFC 252: MIOCIC vs CORMIER
2 03:47
OFF 05/09/2020 L
(10-0-0)
Francis Ngannou
(18-3-0)
HW
( 260.0 vs. 261.5 )
KO
UFC 249: FERGUSON vs GAETHJE
1 00:20
OFF 12/07/2019 W
(9-0-0)
Alistair Overeem
(47-19-0)
HW
( 250.5 vs. 248.0 )
KO
UFC ON ESPN 7 - OVEREEM vs. ROZENSTRUIK
5 04:56
OFF 11/02/2019 W
(8-0-0)
Andrei Arlovski
(34-24-0)
HW
( 246.2 vs. 244.0 )
KO
UFC 244
1 00:29
OFF 06/22/2019 W
(7-0-0)
Allen Crowder
(10-4-0)
HW
( 246.0 vs. 256.0 )
KO
UFC on ESPN+ 12
1 00:09
OFF 02/02/2019 W
(6-0-0)
Junior Albini
(14-6-0)
HW
( 241.0 vs. 265.5 )
TKO/RSC (Referee Stoppage from Strikes)
UFC on ESPN+ #2
2 00:54
NRB 12/27/2018 W
(5-0-0)
Robert McCarthy
(3-4-0)
KO (Strike)
Team Yvel - Fearless Gala 3
1 00:10
NRB 05/06/2018 W
(4-0-0)
Andrey Kovalev
(3-1-0)
Decision (Split Decision)
Rizin Fighting Federation 10
3 05:00
NRB 12/22/2017 W
(3-0-0)
Marvin Aboeli
(2-5-0)
TKO/RSC
Blood, Sweat & Tears 3
1 05:00
NRB 04/17/2017 W
(2-0-0)
Engelbrecht Gonzalez
(0-1-0)
TKO/RSC
Aruba International Fighting Championship 1
3 05:00
NRB 11/24/2012 W
(1-0-0)
Evgeny Boldyrev
(8-11-1)
HW TKO/RSC (Referee Stoppage from Strikes)
Draka 11
1 05:00
NRB 05/26/2012 W
(0-0-0)
Evgeny Boldyrev
(8-11-1)
HW KO (Strike)
Draka 7
1 02:36

* Bouts marked with 'OFF' denote results which have been verified by an ABC-recognized athletic commission. Bouts marked with an SB denote bouts overseen by a duly-recognized sanctioning organization. Bouts marked NRB denote non-regulated bouts.

* Bouts marked with an (*) are considered exhibition bouts and do not count towards the fighter's record

* Weights marked with an (*) denote those over the limit for the weight class