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// Roster Index›Light Heavyweight›Dossier · Stephan Bonnar
// FIGHTER_DOSSIER · ENTITY_
UFC · UNKNOWNLIGHT HEAVYWEIGHT

Stephan
Bonnar

// CALLSIGN"The American Psycho"·UNITED STATES
// PROFESSIONAL RECORD
15-9-0
// CURRENT FORM
2L STREAK
// CURRENT CAMP
UNRESOLVED
// NEXT_ASSIGNMENT
NO BOUT ANNOUNCED
Stephan Bonnar
// SUBJECT_-
UNI🇺🇸
// LIVE_FEED
REC_-
// CONFIDENCE! COLD
HEIGHT
6'4"
REACH
6'7"
AGE
49
STANCE
ORTHODOX
WEIGHT
Light Heavyweight
// PRO_RECORD_
SAMPLE · 24 bouts
WIN
15
LOSS
9
DRAW
0
// WIN_RATE
63%
15/24 bouts
// FINISH_RATE
67%
STRONG
// L5 FORM2L STREAK · 3-2
WWWLL
// FIGHTER_INTEL_
CONFIDENCE: COLD
// STYLE_ARCHETYPE
WELL ROUNDED

Well rounded fighter with no dominant single weapon — 47% of wins are by sub.

// HOW_WIN

Drags it to the mat and hunts the finish — submission threat opens up off transitions.

// VULNERABILITY

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
2.76
Strikes Landed/Min
Reference value 2.75
// STR. ACC▼ BELOW
38%
Striking Accuracy
Reference value 49%
// SAPM▼ BELOW
3.01
Strikes Absorbed/Min
Reference value 2.75
// STR. DEF▼ BELOW
52%
Striking Defense
Reference value 53%
// TD AVG▼ BELOW
1.32
Takedowns/15 min
Reference value 1.50
// TD ACC▼ BELOW
40%
Takedown Accuracy
Reference value 40%
// TD DEF▲ ABOVE
60%
Takedown Defense
Reference value 59%
// SUB AVG▲ ABOVE
1.00
Submissions/15 min
Reference value 0.50
// 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 · 3
SUB · 7
DEC · 5
3
KO/TKO
20%
7
SUB
47%
5
DEC
33%
// LOSSES (9)
n = 9
KO/TKO · 3
DEC · 6
3
KO/TKO
33%
0
SUB
0%
6
DEC
67%
// PATH_TO_VICTORY_
67% FINISH
KO/TKOEARLY ROUNDS · 3 fights
20%
SUBANY ROUND · 7 fights
47%
DECFULL FIGHT · 5 fights
33%
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_
0 OBSERVED0 DERIVED0 UNKNOWN
// BENCHMARK
FIXED SCORE SCALE
// LINKED SAMPLE
NOT RECORDED
// PROFILE UPDATED
NOT RECORDED
// RECORDED SOURCE
NOT RECORDED
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 POWER29TD DEFENSE44GRAPPLING60CHIN80STRIKING29CARDIO74AGGRESSION25SUB THREAT78STR DEFENSE50RECOVERY50
// BANDS
90+ELITE
70-89STRONG
45-69AVERAGE
30-44BELOW
<30LOW
—UNKNOWN
Highest scored axis: Chin. Lowest scored axis: Aggression.
// EVIDENCE REGISTER
10 SCORED · 0 OPEN
KO Power29
NOT ON FILE

TD Defense44
NOT ON FILE

Grappling60
NOT ON FILE

Chin80
NOT ON FILE

Striking29
NOT ON FILE

Cardio74
NOT ON FILE

Aggression25
NOT ON FILE

Sub Threat78
NOT ON FILE

Str Defense50
NOT ON FILE

Recovery50
NOT ON FILE

Fighter attribute fingerprint accessible data summary
AttributeScoreProvenanceEvidenceSample
KO Power29 out of 100NOT ON FILENot recorded
TD Defense44 out of 100NOT ON FILENot recorded
Grappling60 out of 100NOT ON FILENot recorded
Chin80 out of 100NOT ON FILENot recorded
Striking29 out of 100NOT ON FILENot recorded
Cardio74 out of 100NOT ON FILENot recorded
Aggression25 out of 100NOT ON FILENot recorded
Sub Threat78 out of 100NOT ON FILENot recorded
Str Defense50 out of 100NOT ON FILENot recorded
Recovery50 out of 100NOT ON FILENot recorded
// 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
0255075100NOV 2001WNOV 2001WNOV 2001WJAN 2002WSEP 2002LSEP 2003WNOV 2003WAPR 2004WJUN 2004LAPR 2005WAUG 2005WJAN 2006WAPR 2006LJUN 2006LAUG 2006WJUL 2007WOCT 2007LJAN 2009LJUL 2009LFEB 2010WJUL 2010WDEC 2010WNOV 2011LOCT 2012LNOV 2014// SCORE

  1. Start, NOV 2001, momentum score 45.
  2. Start, NOV 2001, momentum score 55, SUB R1.
  3. Start, NOV 2001, momentum score 65, SUB R1.
  4. Start, JAN 2002, momentum score 74, SUB R1.
  5. Start, SEP 2002, momentum score 81, DEC R1.
  6. Start, SEP 2003, momentum score 72, KO/TKO R1.
  7. Start, NOV 2003, momentum score 81, SUB R1.
  8. Start, APR 2004, momentum score 92, KO/TKO R1.
  9. Start, JUN 2004, momentum score 100, SUB R1.
  10. Start, APR 2005, momentum score 93, DEC R3.
  11. Start, AUG 2005, momentum score 100, DEC R3.
  12. Start, JAN 2006, momentum score 100, SUB R1.
  13. Start, APR 2006, momentum score 100, DEC R3.
  14. Start, JUN 2006, momentum score 93, DEC R3.
  15. Start, AUG 2006, momentum score 86, DEC R3.
  16. Start, JUL 2007, momentum score 96, SUB R1.
  17. Start, OCT 2007, momentum score 100, KO/TKO R2.
  18. Start, JAN 2009, momentum score 93, DEC R3.
  19. Start, JUL 2009, momentum score 86, DEC R3.
  20. Start, FEB 2010, momentum score 79, KO/TKO R3.
  21. Start, JUL 2010, momentum score 88, KO/TKO R2.
  22. Start, DEC 2010, momentum score 95, DEC R3.
  23. Start, NOV 2011, momentum score 100, DEC R3.
  24. Start, OCT 2012, momentum score 90, KO/TKO R1.
  25. Start, NOV 2014, momentum score 83, DEC R3.

Peaked at 100 (W vs Sallee), bottomed at 45 (Debut). Current reading: 83.

// 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_
24/24 fights mapped
METHOD ↓ / ROUND →R1R2R3R4R5FREQ
KO/TKO
3
13%
2
8%
1
4%
-
-
6
total
SUB
7
29%
-
-
-
-
7
total
DEC
1
4%
-
10
42%
-
-
11
total
// PRIMARY KILL ZONE
R1-R2 KO/TKO · 5 of 24 mapped
// LATE-FIGHT GAP
No R5 finishes either way
// DECISION RATE
46%, fights often go the distance
// CAMP_PASSPORT · 07_

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_
Xtreme Couture
VIEW GYM DIRECTORY →
// STYLE_INFLUENCE_
BALANCED

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

// RESOLVED_TRAINING_PARTNERS

No canonical partner links are available for this camp record.

// FIGHT_HISTORY · 08_

BOUT LOG
24 FIGHTS

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

L
VS Tito OrtizNov 15, 2014
DecisionR3 · 5:00
Bellator 131 - Tito vs. Bonnar
SECONDARY DETAILS
METHOD
DETAIL
Decision (Split)
L
VS Anderson SilvaOct 13, 2012
KO/TKOR1 · 4:40
UFC 153 - Silva vs. Bonnar
SECONDARY DETAILS
METHOD
DETAIL
TKO (Knee to the Body and Punches)
W
VS Kyle KingsburyNov 19, 2011
DecisionR3 · 5:00
UFC 139 - Shogun vs. Henderson
SECONDARY DETAILS
METHOD
DETAIL
Decision (Unanimous)
W
VS Igor PokrajacDec 4, 2010
DecisionR3 · 5:00
UFC - The Ultimate Fighter 12 Finale
SECONDARY DETAILS
METHOD
DETAIL
Decision (Unanimous)
W
VS Krzysztof SoszynskiJul 3, 2010
KO/TKOR2 · 3:08
UFC 116 - Lesnar vs. Carwin
SECONDARY DETAILS
METHOD
DETAIL
TKO (Punches)
L
VS Krzysztof SoszynskiFeb 20, 2010
KO/TKOR3 · 1:04
UFC 110 - Nogueira vs. Velasquez
SECONDARY DETAILS
METHOD
DETAIL
TKO (Doctor Stoppage)
L
VS Mark ColemanJul 11, 2009
DecisionR3 · 5:00
UFC 100 - Lesnar vs. Mir 2
SECONDARY DETAILS
METHOD
DETAIL
Decision (Unanimous)
L
VS Jon JonesJan 31, 2009
DecisionR3 · 5:00
UFC 94 - St. Pierre vs. Penn 2
SECONDARY DETAILS
METHOD
DETAIL
Decision (Unanimous)
W
VS Eric SchaferOct 20, 2007
KO/TKOR2 · 2:47
UFC 77 - Hostile Territory
SECONDARY DETAILS
METHOD
DETAIL
TKO (Punches)
W
VS Mike NickelsJul 7, 2007
SubmissionR1 · 2:14
UFC 73 - Stacked
SECONDARY DETAILS
METHOD
DETAIL
Submission (Rear-Naked Choke)
L
VS Forrest GriffinAug 26, 2006
DecisionR3 · 5:00
UFC 62 - Liddell vs. Sobral
SECONDARY DETAILS
METHOD
DETAIL
Decision (Unanimous)
L
VS Rashad EvansJun 28, 2006
DecisionR3 · 5:00
UFC Fight Night 5 - Leben vs. Silva
SECONDARY DETAILS
METHOD
DETAIL
Decision (Majority)
// FAQ · 09_

CITATION-READY ANSWERS

Direct lifts derived from this dossier. Designed to be quotable in writeups, search-engine snippets, or model context windows.

Light Heavyweight. Professional record 15-9. Unranked at the time of indexing.

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// LAST INDEX SYNC · 2026-07-28