// Roster Index›Heavyweight›Dossier · Jairzinho Rozenstruik
UFC FIGHTER PROFILE_
UFC · UNKNOWNHEAVYWEIGHT

Jairzinho
Rozenstruik

NICKNAME"Bigi Boy"·SURINAME
PROFESSIONAL RECORD
15-6-0
CURRENT FORM
1L STREAK
CURRENT GYM
American Top Team
NEXT FIGHT
NO BOUT ANNOUNCED
Jairzinho Rozenstruik
FIGHTER -
SUR
PROFILE PHOTO
PROFILE
PROFILE DATA! COLD
HEIGHT
6'2"
REACH
6'6"
AGE
38
STANCE
ORTHODOX
WEIGHT
Heavyweight
PROFESSIONAL RECORD_
21 BOUTS
WIN
15
LOSS
6
DRAW
0
WIN RATE
71%
15/21 bouts
FINISH RATE
87%
of professional wins
LAST 5 FIGHTS1L STREAK · 3-2
WLWWL
STYLE SUMMARY_
DATA: COLD
FIGHTING STYLE
WELL ROUNDED

Well rounded fighter with elite knockout power — 87% of wins are by ko/tko.

KEY STRENGTHS

Closes distance and trades — most wins come from heavy hands inside the first two rounds.

KEY RISKS

Volume strikers have outpointed across full fights — output drops after R2.

// PERFORMANCE_METRICS · 02_

STRIKE / GRAPPLE
VITALS

Observed profile rates compared with stored weight-class medians where coverage exists. Any fallback uses a labeled UFC reference average; no fallback is presented as a division median.

// SLPM▲ ABOVE
3.48
Strikes Landed/Min
Reference value 2.60
// STR. ACC▲ ABOVE
48%
Striking Accuracy
Reference value 45%
// SAPM▲ ABOVE
2.63
Strikes Absorbed/Min
Reference value 2.70
// STR. DEF▲ ABOVE
52%
Striking Defense
Reference value 50%
// TD AVG▼ BELOW
0.00
Takedowns/15 min
Reference value 0.72
// TD ACC▼ BELOW
0%
Takedown Accuracy
Reference value 30%
// TD DEF▲ ABOVE
72%
Takedown Defense
Reference value 50%
// SUB AVG▼ BELOW
0.00
Submissions/15 min
Reference value 0.00
// QUALITY_OF_COMPETITION · 02B_

WHO THEY
ACTUALLY FOUGHT

A record says how often a fighter won, not against whom. These ratings weigh every result by the opponent's strength at the time, then compare this fighter with the 63 other rated fighters on the UFC heavyweight roster (anyone with a UFC bout in the last two years or one booked).

// RATING
#24
of 64 on the UFC heavyweight roster · Elo 1570
// STRENGTH OF SCHEDULE
79th
percentile · average opponent rated 1589 at fight time (recent fights count most)
// RESULTS VS EXPECTATION
43rd
percentile · beat what opponents' ratings predicted (+0.03 per fight)

15 rated fights · opponents rated in 71% of recorded fights · last rated fight FEB 1, 2025

// CAREER_BREAKDOWN · 03_

WIN CONDITION MAP

Where the wins come from, and where the losses came from. Method splits by knockout, submission, and decision.

// WINS (15)
n = 15
KO/TKO · 13
DEC · 2
13
KO/TKO
87%
0
SUB
0%
2
DEC
13%
// LOSSES (6)
n = 6
KO/TKO · 2
SUB · 1
DEC · 3
2
KO/TKO
33%
1
SUB
17%
3
DEC
50%
// PATH_TO_VICTORY_
87% FINISH
KO/TKOEARLY ROUNDS · 13 fights
87%
DECFULL FIGHT · 2 fights
13%
Top win condition: ko/tko · early rounds.
// DNA_PROFILE · 04_

ATTRIBUTE FINGERPRINT

Evidence-backed 0-100 scores built only from observed profile stats and disclosed bout-history proxies. This is a fixed Blueprint scoring model, not a division percentile; missing axes remain unknown.

// DNA_PROFILE_
3 OBSERVED7 DERIVED0 UNKNOWN
// BENCHMARK
FIXED SCORE SCALE
// LINKED SAMPLE
21 BOUTS
// PROFILE UPDATED
OCT 25, 2026
// RECORDED SOURCE
ufcstats
Fighter attribute fingerprint10 of 10 attributes have evidence-backed scores on the Blueprint fixed scale. Unknown axes are not plotted and no score represents a division percentile.KO POWER100TD DEFENSE71GRAPPLING0CHIN77STRIKING50CARDIO63AGGRESSION25SUB THREAT20STR DEFENSE49RECOVERY80
// BANDS
90+ELITE
70-89STRONG
45-69AVERAGE
30-44BELOW
<30LOW
N/AUNKNOWN
Highest scored axis: KO Power. Lowest scored axis: Grappling.
// EVIDENCE REGISTER
10 SCORED · 0 OPEN
KO Power100
DERIVED PROXY

KO wins divided by total career wins

N=15 wins
TD Defense71
OBSERVED INPUT

Observed takedown defense rate (72%)

Grappling0
DERIVED PROXY

Composite of observed takedown volume, accuracy, and submission rate

Chin77
DERIVED PROXY

KO-loss durability proxy from career record

N=21 bouts
Striking50
DERIVED PROXY

Composite of observed striking volume and accuracy

Cardio63
DERIVED PROXY

Long-fight exposure proxy from bout duration and decision-win share

Aggression25
DERIVED PROXY

Activity proxy from observed strike and takedown volume

Sub Threat20
OBSERVED INPUT

Observed submission rate (0 per 15 min)

Str Defense49
OBSERVED INPUT

Observed striking defense rate (52%)

Recovery80
DERIVED PROXY

Share of recorded losses followed by a win in the next recorded bout.

N=6 losses
Fighter attribute fingerprint accessible data summary
AttributeScoreProvenanceEvidenceSample
KO Power100 out of 100DERIVED PROXYKO wins divided by total career wins15 wins
TD Defense71 out of 100OBSERVED INPUTObserved takedown defense rate (72%)Not recorded
Grappling0 out of 100DERIVED PROXYComposite of observed takedown volume, accuracy, and submission rateNot recorded
Chin77 out of 100DERIVED PROXYKO-loss durability proxy from career record21 bouts
Striking50 out of 100DERIVED PROXYComposite of observed striking volume and accuracyNot recorded
Cardio63 out of 100DERIVED PROXYLong-fight exposure proxy from bout duration and decision-win shareNot recorded
Aggression25 out of 100DERIVED PROXYActivity proxy from observed strike and takedown volumeNot recorded
Sub Threat20 out of 100OBSERVED INPUTObserved submission rate (0 per 15 min)Not recorded
Str Defense49 out of 100OBSERVED INPUTObserved striking defense rate (52%)Not recorded
Recovery80 out of 100DERIVED PROXYShare of recorded losses followed by a win in the next recorded bout.6 losses
// CAREER_MOMENTUM · 05_

THE ARC SO FAR

Rolling momentum score (0-100) recomputed after every bout. Weighted blend of result, opponent context, and method-of-finish, designed to show the shape, not the destination.

// MOMENTUM_TIMELINE_
SCOREWINLOSS
0255075100MAY 2012WMAY 2012WNOV 2012WAPR 2017WDEC 2017WMAY 2018WDEC 2018WFEB 2019WJUN 2019WNOV 2019WDEC 2019LMAY 2020WAUG 2020LFEB 2021WJUN 2021LSEP 2021LJUN 2022WDEC 2022LMAY 2023WMAR 2024WAUG 2024LFEB 2025// SCORE

  1. Start, MAY 2012, momentum score 45.
  2. Start, MAY 2012, momentum score 56, KO/TKO R1.
  3. Start, NOV 2012, momentum score 66, KO/TKO R1.
  4. Start, APR 2017, momentum score 77, KO/TKO R1.
  5. Start, DEC 2017, momentum score 87, KO/TKO R1.
  6. Start, MAY 2018, momentum score 94, DEC R3.
  7. Start, DEC 2018, momentum score 100, KO/TKO R1.
  8. Start, FEB 2019, momentum score 100, KO/TKO R2.
  9. Start, JUN 2019, momentum score 100, KO/TKO R1.
  10. Start, NOV 2019, momentum score 100, KO/TKO R1.
  11. Start, DEC 2019, momentum score 100, KO/TKO R5.
  12. Start, MAY 2020, momentum score 90, KO/TKO R1.
  13. Start, AUG 2020, momentum score 99, KO/TKO R2.
  14. Start, FEB 2021, momentum score 92, DEC R5.
  15. Start, JUN 2021, momentum score 100, KO/TKO R1.
  16. Start, SEP 2021, momentum score 93, DEC R3.
  17. Start, JUN 2022, momentum score 83, KO/TKO R1.
  18. Start, DEC 2022, momentum score 94, KO/TKO R1.
  19. Start, MAY 2023, momentum score 87, SUB R1.
  20. Start, MAR 2024, momentum score 94, KO/TKO R4.
  21. Start, AUG 2024, momentum score 100, DEC R3.
  22. Start, FEB 2025, momentum score 93, DEC R3.

Peaked at 100 (W vs McCarthy), bottomed at 45 (Debut). Current reading: 93.

// KILL_SHOT_MATRIX · 06_

WHEN THE FINISHES COME

Cross-tab of fight outcome by method and round. Reads top-down for method, left-right for round. Cyan intensity scales with frequency.

// METHOD × ROUND_
21/21 fights mapped
METHOD ↓ / ROUND →R1R2R3R4R5FREQ
KO/TKO
11
52%
2
10%
-
1
5%
1
5%
15
total
SUB
1
5%
-
-
-
-
1
total
DEC
-
-
4
19%
-
1
5%
5
total
// PRIMARY KILL ZONE
R1-R2 KO/TKO · 13 of 21 mapped
// LATE-FIGHT GAP
R5 finishes on record
// DECISION RATE
24%, fights rarely go the distance
GYM & TRAINING PARTNERS_

WHERE THE TRAINING HAPPENS

Camp affiliation matters for stylistic predictions. Who you spend 200 rounds a week with shapes how you fight on Saturday.

// CURRENT_GYM_
American Top Team
VIEW FIGHTER DIRECTORY →
// STYLE_INFLUENCE_
BALANCED

Style tags inferred from per-fight rate stats: striking-first, wrestling-heavy, sub grappling, cage defense.

// RESOLVED_TRAINING_PARTNERS

No linked training partners are available for this gym yet.

// FIGHT_HISTORY · 08_

BOUT LOG
21 FIGHTS

Detailed bout records for the indexed tenure. Sorted most recent first.

L
VS Sergei PavlovichFeb 1, 2025
DecisionR3 · 5:00
UFC Fight Night 250 - Adesanya vs. Imavov
SECONDARY DETAILS
METHOD
DETAIL
Decision (Unanimous)
W
VS Tai TuivasaAug 17, 2024
DecisionR3 · 5:00
UFC 305 - Du Plessis vs. Adesanya
SECONDARY DETAILS
METHOD
DETAIL
Decision (Split)
W
VS Shamil GazievMar 2, 2024
KO/TKOR4 · 5:00
UFC Fight Night 238 - Rozenstruik vs. Gaziev
SECONDARY DETAILS
METHOD
DETAIL
TKO (Retirement)
L
VS Jailton AlmeidaMay 13, 2023
SubmissionR1 · 3:43
UFC on ABC 4 - Rozenstruik vs. Almeida
SECONDARY DETAILS
METHOD
DETAIL
Submission (Rear-Naked Choke)
W
VS Chris DaukausDec 10, 2022
KO/TKOR1 · 0:23
UFC 282 - Blachowicz vs. Ankalaev
SECONDARY DETAILS
METHOD
DETAIL
KO (Punch)
L
VS Alexander VolkovJun 4, 2022
KO/TKOR1 · 2:12
UFC Fight Night 207 - Volkov vs. Rozenstruik
SECONDARY DETAILS
METHOD
DETAIL
TKO (Punches)
L
VS Curtis BlaydesSep 25, 2021
DecisionR3 · 5:00
UFC 266 - Volkanovski vs. Ortega
SECONDARY DETAILS
METHOD
DETAIL
Decision (Unanimous)
W
VS Augusto SakaiJun 5, 2021
KO/TKOR1 · 4:59
UFC Fight Night 189 - Rozenstruik vs. Sakai
SECONDARY DETAILS
METHOD
DETAIL
TKO (Punches)
L
VS Ciryl GaneFeb 27, 2021
DecisionR5 · 5:00
UFC Fight Night 186 - Rozenstruik vs. Gane
SECONDARY DETAILS
METHOD
DETAIL
Decision (Unanimous)
W
VS Junior dos SantosAug 15, 2020
KO/TKOR2 · 3:47
UFC 252 - Miocic vs. Cormier 3
SECONDARY DETAILS
METHOD
DETAIL
TKO (Punches)
L
VS Francis NgannouMay 9, 2020
KO/TKOR1 · 0:20
UFC 249 - Ferguson vs. Gaethje
SECONDARY DETAILS
METHOD
DETAIL
KO (Punches)
W
VS Alistair OvereemDec 7, 2019
KO/TKOR5 · 4:56
UFC on ESPN 7 - Overeem vs. Rozenstruik
SECONDARY DETAILS
METHOD
DETAIL
KO (Punch)
// FAQ · 09_

CITATION-READY ANSWERS

Quick answers based on the public fighter profile and fight history shown on this page.

Heavyweight. Professional record 15-6. Unranked at the time of indexing.

Research Jairzinho Rozenstruik

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// LAST INDEX SYNC · 2026-10-28