Igor Michaliszyn MMA Profile Record, Stats, Biography, KSW Career & Fight History

Photo Credit: michaliszyn_mma/instagram
Igor Michaliszyn

IGOR MICHALISZYN

Poland Flag POLAND • WELTERWEIGHT
W-L-D 12-4-0
(T)KO 4-2
SUB 3-1
BIOGRAPHY
COUNTRY Poland
WT CLASS Welterweight
HT / WT 6′ 0″, 171 lbs
BIRTHDATE 05/03/1996 (30)
STANCE Orthodox
REACH 75.0″ (191cm)
TEAM / RESIDENCE Kill Cliff FC / Silesian Cage Club • Dąbrowa Górnicza, Poland
NICKNAME
CAREER HONOURS & HISTORICAL RECORDS
🏆
KSW Welterweight Title Challenger Challenged Undefeated Champion Adrian Bartosiński at KSW 94
🥇
7-Fight Winning Streak Undefeated Run Across KSW, EFM Show, RWC & FEN
⚡
58% Professional Finish Rate 7 Stoppages via 4 Knockouts and 3 Submissions
🥋
Top 10 Ranked KSW Contender Consistently Ranked Among Poland’s Premier Welterweights
Igor Michaliszyn Record
WINS12
KO/TKO
4
SUB
3
DECISION
5
LOSSES4
KO/TKO
2
SUB
1
DECISION
1
DRAWS0
DR
0
NO CONTEST0
NC
0
Percentage Statistics

Calculated from 16 professional bouts (12-4-0).

Win Rate

12 wins · 16 bouts

Loss Rate

4 losses · 16 bouts

Finish Rate

7 finishes · 16 bouts

KO/TKO Rate

4 KO/TKOs · 16 bouts

Submission Rate

3 submissions · 16 bouts

Decision Rate

5 decisions · 16 bouts

IGOR MICHALISZYN FIGHT HISTORY – PRO
RESULT
FIGHTER
EVENT
METHOD
DURATION/DATE
VS
Tomasz Romanowski Poland Poland
KSW 123
Nov / 21 / 2026
Scheduled
3 Rnds (5:00) Nov / 21 / 2026
ROUNDS3
STATUSScheduled
DATENov 21, 2026
Bout Specifications & Fight Preview View Dossier arrow
🥊 KSW 123 Welterweight Showcase • Michaliszyn vs. Romanowski 2
Scheduled Feature
Fighter MatchupIgor Michaliszyn vs Tomasz Romanowski
Fight LocationPoland Szczecin, Poland (Netto Arena)
Duration3 x 5 min
Weights Matchup171 lbs vs 171 lbs
Tomasz Romanowski Record (Opponent)19-12-0
Igor Michaliszyn Record12-4-0
💰 Pre-Fight Betting Odds
Igor Michaliszyn: -155 (Favorite) vs Tomasz Romanowski: +115 (Underdog)
🥊 Bout Preview:
Crucial rematch in Szczecin at KSW 123. Over nine years after their first meeting at FEN 18, Michaliszyn faces former title challenger and middleweight tournament winner Romanowski in a high-stakes welterweight contender clash.
LOSS
Artur Szczepaniak Poland Poland
KSW 105 – Bartosinski vs. Grzebyk 2
Apr / 26 / 2025
TKO (Head Kick and Punches)
Rnd 1 (2:40) Apr / 26 / 2025
ROUND1
TIME2:40
METHODTKO (Head Kick and Punches)
Bout Specifications & Fight Financials View Dossier arrow
🥊 KSW 105 Welterweight Contender Bout • Michaliszyn vs. Szczepaniak
Main Card Feature
Fighter MatchupIgor Michaliszyn vs Artur Szczepaniak
Fight LocationPoland Gliwice, Poland (PreZero Arena Gliwice)
Duration3 x 5 min
Weights Matchup171 lbs vs 171 lbs
Artur Szczepaniak Record at Bout (Opponent)12-3-0
Igor Michaliszyn Record at Bout12-3-0
💰 Pre-Fight Betting Odds
Igor Michaliszyn: -130 (Favorite) vs Artur Szczepaniak: +105 (Underdog)
Officials
Ref: Paulina Swider
🥊 Action & Knockdowns:
High-stakes welterweight clash. Szczepaniak disguised a sharp right head kick that connected flush behind Michaliszyn’s ear, dropping him to the canvas before following up with unanswered punches to force referee Paulina Swider’s stoppage at 2:40 of the opening round.
WIN
Madars Bertholds-Fleminas Latvia Latvia
KSW 100 – Khalidov vs. Bartosinski
Nov / 16 / 2024
Decision (Unanimous)
Rnd 3 (5:00) Nov / 16 / 2024
ROUND3
TIME5:00
METHODDecision (Unanimous)
Bout Specifications & Fight Financials View Dossier arrow
🥊 KSW 100 Jubilee Feature • Michaliszyn vs. Fleminas
Main Card Feature
Fighter MatchupIgor Michaliszyn vs Madars Bertholds-Fleminas
Fight LocationPoland Gliwice, Poland (PreZero Arena Gliwice)
Duration3 x 5 min
Weights Matchup171 lbs vs 171 lbs
Madars Bertholds-Fleminas Record at Bout (Opponent)13-5-0
Igor Michaliszyn Record at Bout11-3-0
💰 Pre-Fight Betting Odds
Igor Michaliszyn: -225 (Favorite) vs Madars Fleminas: +175 (Underdog)
Officials & Scorecards
Ref: Lukasz Bosacki Scorecard: 29-28 Scorecard: 29-28 Scorecard: 29-28
🥊 Action & Knockdowns:
Featured on the historic KSW 100 card, Michaliszyn showed technical striking and well-timed level changes against “Latvian Express” Fleminas, sweeping all three scorecards with identical 29-28 marks.
WIN
Oton Jasse Brazil Brazil
KSW 97 – Bajor vs. Scheffel
Aug / 24 / 2024
Decision (Unanimous)
Rnd 3 (5:00) Aug / 24 / 2024
ROUND3
TIME5:00
METHODDecision (Unanimous)
Bout Specifications & Fight Financials View Dossier arrow
🥊 Middleweight Showcase • Michaliszyn vs. Jasse
Main Card Feature
Fighter MatchupIgor Michaliszyn vs Oton Jasse
Fight LocationPoland Tarnów, Poland (Arena Jaskółka)
Duration3 x 5 min
Weights Matchup185 lbs vs 185 lbs
Oton Jasse Record at Bout (Opponent)21-9-0
Igor Michaliszyn Record at Bout10-3-0
Officials & Scorecards
Ref: Lukasz Bosacki Scorecard: 30-27 Scorecard: 30-27 Scorecard: 30-27
🥊 Action & Knockdowns:
Stepping up to middleweight, Michaliszyn put on a clinical performance against Brazilian submission specialist Jasse, out-landing him by a wide margin on the feet and fending off all ground attacks to win 30-27 across all scorecards.
LOSS
Adrian Bartosinski Title Fight Poland Poland
KSW 94 – Bartosinski vs. Michaliszyn
May / 11 / 2024
Submission (Kneebar)
Rnd 3 (4:50) May / 11 / 2024
ROUND3
TIME4:50
METHODSubmission (Kneebar)
Bout Specifications & Fight Financials View Dossier arrow
Belt KSW Welterweight Championship • Bartosiński vs. Michaliszyn
Challenged for Undisputed Title
Fighter MatchupIgor Michaliszyn vs Adrian Bartosiński
Fight LocationPoland Gdańsk/Sopot, Poland (Ergo Arena)
Duration5 x 5 min
Weights Matchup170 lbs vs 170 lbs
Adrian Bartosiński Record at Bout (Opponent)15-0-0
Igor Michaliszyn Record at Bout10-2-0
💰 Pre-Fight Betting Odds
Adrian Bartosinski: -500 (Favorite) vs Igor Michaliszyn: +333 (Underdog)
Officials
Ref: Lukasz Bosacki
🥊 Action & Knockdowns:
Stepping up on short notice to challenge undefeated welterweight king Bartosiński, Michaliszyn competed courageously, trading punches and threatening off his back. Late in round three, Bartosiński isolated a deep kneebar to extract the tap at 4:50.
WIN
Krystian Bielski Poland Poland
KSW 81 – Bartosinski vs. Szczepaniak
Apr / 22 / 2023
TKO (Elbows)
Rnd 2 (3:29) Apr / 22 / 2023
ROUND2
TIME3:29
METHODTKO (Elbows)
Bout Specifications & Fight Financials View Dossier arrow
🥊 KSW 81 Main Card Feature • Michaliszyn vs. Bielski
Main Card Feature
Fighter MatchupIgor Michaliszyn vs Krystian Bielski
Fight LocationPoland Tomaszów Mazowiecki, Poland (Arena Lodowa)
Duration3 x 5 min
Weights Matchup171 lbs vs 171 lbs
Krystian Bielski Record at Bout (Opponent)9-4-0
Igor Michaliszyn Record at Bout9-2-0
💰 Pre-Fight Betting Odds
Igor Michaliszyn: -250 (Favorite) vs Krystian Bielski: +190 (Underdog)
Officials
Ref: Lukasz Bosacki
🥊 Action & Knockdowns:
Michaliszyn overwhelmed Bielski with dynamic striking before taking him to the canvas in the second round, unloading a relentless flurry of sharp elbows to force the stoppage at 3:29.
WIN
Idris Amizhaev Russia Russia
KSW 67 – De Fries vs. Stosic
Feb / 26 / 2022
TKO (Punches and Elbow)
Rnd 1 (1:06) Feb / 26 / 2022
ROUND1
TIME1:06
METHODTKO (Punches and Elbow)
Bout Specifications & Fight Financials View Dossier arrow
🥊 KSW Promotional Debut • Michaliszyn vs. Amizhaev
KSW Debut
Fighter MatchupIgor Michaliszyn vs Idris Amizhaev
Fight LocationPoland Warsaw, Poland (Global EXPO)
Duration3 x 5 min
Weights Matchup176 lbs vs 176 lbs
Idris Amizhaev Record at Bout (Opponent)10-4-0
Igor Michaliszyn Record at Bout8-2-0
💰 Pre-Fight Betting Odds
Igor Michaliszyn: -160 (Favorite) vs Idris Amizhaev: +130 (Underdog)
Officials
Ref: Marc Goddard
🥊 Action & Knockdowns:
Sensational promotional debut for Michaliszyn. He rushed into the pocket, battered Amizhaev with rapid-fire punches, and sealed the finish with a crushing downward elbow to prompt Marc Goddard’s stoppage at just 1:06 of round one.
WIN
Georgi Valentinov Bulgaria Bulgaria
EFM Show 1 – Rozanski vs. Pasternak
Apr / 09 / 2021
Submission (Guillotine Choke)
Rnd 1 (4:23) Apr / 09 / 2021
ROUND1
TIME4:23
METHODSubmission (Guillotine Choke)
Bout Specifications & Fight Financials View Dossier arrow
🥊 EFM Show Welterweight Showcase • Michaliszyn vs. Valentinov
Featured Bout
Fighter MatchupIgor Michaliszyn vs Georgi Valentinov
Fight LocationPoland Łódź, Poland (DoubleTree by Hilton)
Duration3 x 5 min
Weights Matchup170 lbs vs 170 lbs
Georgi Valentinov Record at Bout (Opponent)21-5-0
Igor Michaliszyn Record at Bout7-2-0
Officials
Ref: Piotr Jarosz
🥊 Action & Knockdowns:
Michaliszyn locked in a tight arm-in guillotine choke during a takedown entry by Bulgarian veteran Valentinov, pulling guard and squeezing to force the tap at 4:23 of the opening round.
WIN
Piotr Danelski Poland Poland
RWC 5 – Bez Przebaczenia
Jul / 31 / 2020
Decision (Unanimous)
Rnd 3 (5:00) Jul / 31 / 2020
ROUND3
TIME5:00
METHODDecision (Unanimous)
Bout Specifications & Fight Financials View Dossier arrow
🥊 RWC 5 Feature • Michaliszyn vs. Danelski
Featured Bout
Fighter MatchupIgor Michaliszyn vs Piotr Danelski
Fight LocationPoland Mrągowo, Poland (Amfiteatr Mrągowo)
Duration3 x 5 min
Weights Matchup170 lbs vs 170 lbs
Piotr Danelski Record at Bout (Opponent)5-2-0
Igor Michaliszyn Record at Bout6-2-0
Officials
Ref: Lukasz Bosacki
🥊 Action & Knockdowns:
Michaliszyn controlled Danelski with effective wrestling, positional top pressure, and precise boxing combinations to take a clean sweep on the judges’ scorecards.
WIN
Davit Khutsishvili Georgia Georgia
RWC 4 – Dabrowa Gornicza
Feb / 22 / 2020
TKO (Punches)
Rnd 1 (2:12) Feb / 22 / 2020
ROUND1
TIME2:12
METHODTKO (Punches)
Bout Specifications & Fight Financials View Dossier arrow
🥊 Hometown Showcase • Michaliszyn vs. Khutsishvili
Main Card Feature
Fighter MatchupIgor Michaliszyn vs Davit Khutsishvili
Fight LocationPoland Dąbrowa Górnicza, Poland (Hala Centrum)
Duration3 x 5 min
Weights Matchup170 lbs vs 170 lbs
Davit Khutsishvili Record at Bout (Opponent)13-5-0
Igor Michaliszyn Record at Bout5-2-0
Officials
Ref: Piotr Jarosz
🥊 Action & Knockdowns:
Fighting in his hometown, Michaliszyn battered Georgian veteran Khutsishvili with ferocious combinations against the cage, forcing a first-round TKO at 2:12.
LOSS
Lom-Ali Nalgiev Russia Russia
RWC 3 – Gdynia
Jul / 05 / 2019
KO (Punch)
Rnd 1 (2:03) Jul / 05 / 2019
ROUND1
TIME2:03
METHODKO (Punch)
Bout Specifications & Fight Financials View Dossier arrow
🥊 RWC 3 Feature • Michaliszyn vs. Nalgiev
Featured Bout
Fighter MatchupIgor Michaliszyn vs Lom-Ali Nalgiev
Fight LocationPoland Gdynia, Poland (Gdynia Arena)
Duration3 x 5 min
Weights Matchup170 lbs vs 170 lbs
Lom-Ali Nalgiev Record at Bout (Opponent)17-7-0
Igor Michaliszyn Record at Bout5-1-0
Officials
Ref: Lukasz Bosacki
🥊 Action & Knockdowns:
Nalgiev landed an explosive counter punch during a heated exchange, knocking Michaliszyn out at 2:03 of the opening round.
WIN
Tomasz Romanowski Poland Poland
FEN 18 – Summer Edition
Aug / 12 / 2017
Decision (Unanimous)
Rnd 3 (5:00) Aug / 12 / 2017
ROUND3
TIME5:00
METHODDecision (Unanimous)
Bout Specifications & Fight Financials View Dossier arrow
🥊 FEN Promotional Debut • Michaliszyn vs. Romanowski 1
FEN Debut
Fighter MatchupIgor Michaliszyn vs Tomasz Romanowski
Fight LocationPoland Koszalin, Poland (Hala Widowiskowo-Sportowa)
Duration3 x 5 min
Weights Matchup170 lbs vs 170 lbs
Tomasz Romanowski Record at Bout (Opponent)5-6-0
Igor Michaliszyn Record at Bout4-1-0
Officials
Ref: Piotr Michalak
🥊 Action & Knockdowns:
Michaliszyn out-struck and out-grappled tough striker Romanowski over three hard-fought rounds, earning a unanimous decision in his FEN promotional debut.
LOSS
Daniel Skibinski Poland Poland
VFCL 4 – Victory Fighting Championship League 4
Apr / 28 / 2017
Decision (Unanimous)
Rnd 3 (5:00) Apr / 28 / 2017
ROUND3
TIME5:00
METHODDecision (Unanimous)
Bout Specifications & Fight Financials View Dossier arrow
🥊 VFCL 4 Main Card • Michaliszyn vs. Skibinski
Featured Bout
Fighter MatchupIgor Michaliszyn vs Daniel Skibinski
Fight LocationPoland Racibórz, Poland (Arena Rafako)
Duration3 x 5 min
Weights Matchup170 lbs vs 170 lbs
Daniel Skibinski Record at Bout (Opponent)8-5-0
Igor Michaliszyn Record at Bout4-0-0
Officials
Ref: Lukasz Bosacki
🥊 Action & Knockdowns:
Skibinski used aggressive wrestling and ground control to hand Michaliszyn his first career loss via unanimous decision.
WIN
Piotr Wroblewski Poland Poland
Spartan Fight 6 – Piechota vs. Sokolis
Dec / 17 / 2016
Submission (Triangle Choke)
Rnd 2 (2:36) Dec / 17 / 2016
ROUND2
TIME2:36
METHODSubmission (Triangle Choke)
Bout Specifications & Fight Financials View Dossier arrow
🥊 Spartan Fight 6 Feature • Michaliszyn vs. Wroblewski
Featured Bout
Fighter MatchupIgor Michaliszyn vs Piotr Wroblewski
Fight LocationPoland Płock, Poland (Orlen Arena)
Duration3 x 5 min
Weights Matchup170 lbs vs 170 lbs
Piotr Wroblewski Record at Bout (Opponent)4-1-0
Igor Michaliszyn Record at Bout3-0-0
Officials
Ref: Lukasz Bosacki
🥊 Action & Knockdowns:
Michaliszyn locked up a triangle choke off his back during a ground scramble in round two, securing the submission tap at 2:36.
WIN
Radoslaw Tarnawa Poland Poland
Spartan Fight 4 – Bryczek vs. Siwy
Aug / 06 / 2016
Decision (Unanimous)
Rnd 3 (5:00) Aug / 06 / 2016
ROUND3
TIME5:00
METHODDecision (Unanimous)
Bout Specifications & Fight Financials View Dossier arrow
🥊 Spartan Fight 4 Feature • Michaliszyn vs. Tarnawa
Featured Bout
Fighter MatchupIgor Michaliszyn vs Radoslaw Tarnawa
Fight LocationPoland Bielsko-Biała, Poland (Dębowiec Hall)
Duration3 x 5 min
Weights Matchup170 lbs vs 170 lbs
Radoslaw Tarnawa Record at Bout (Opponent)3-0-0
Igor Michaliszyn Record at Bout2-0-0
Officials
Ref: Grzegorz Skibniewski
🥊 Action & Knockdowns:
Michaliszyn out-pointed undefeated prospect Tarnawa across 15 minutes of striking and grappling exchanges to earn a unanimous decision.
WIN
Mykhaito Hyelia Ukraine Ukraine
Spartan Fight 2 – Browarski vs. Polejay
Mar / 12 / 2016
Submission (Rear-Naked Choke)
Rnd 1 (4:32) Mar / 12 / 2016
ROUND1
TIME4:32
METHODSubmission (Rear-Naked Choke)
Bout Specifications & Fight Financials View Dossier arrow
🥊 Spartan Fight 2 Feature • Michaliszyn vs. Hyelia
Featured Bout
Fighter MatchupIgor Michaliszyn vs Mykhaito Hyelia
Fight LocationPoland Chorzów, Poland (Hala MORiS)
Duration3 x 5 min
Weights Matchup170 lbs vs 170 lbs
Mykhaito Hyelia Record at Bout (Opponent)0-0-0 (Debut)
Igor Michaliszyn Record at Bout1-0-0
Officials
Ref: Szymon Szotek
🥊 Action & Knockdowns:
Michaliszyn took Hyelia down, smoothly transitioned to back mount, and sank in a deep rear-naked choke to force a tap at 4:32 of round one.
WIN
Sebastian Swider Poland Poland
GOTC – Gladiators of the Cage 2
Sep / 11 / 2015
TKO (Punches)
Rnd 2 (2:42) Sep / 11 / 2015
ROUND2
TIME2:42
METHODTKO (Punches)
Bout Specifications & Fight Financials View Dossier arrow
🥊 Professional Debut • Michaliszyn vs. Swider
Pro Debut
Fighter MatchupIgor Michaliszyn vs Sebastian Swider
Fight LocationPoland Kraków, Poland (Hala Wisły)
Duration3 x 5 min
Weights Matchup170 lbs vs 170 lbs
Sebastian Swider Record at Bout (Opponent)0-1-0
Igor Michaliszyn Record at Bout0-0-0 (Debut)
Officials
Ref: Lukasz Bosacki
🥊 Action & Knockdowns:
Making his professional MMA debut at age 19, Michaliszyn overwhelmed Swider with accurate combinations and ground strikes, earning a second-round TKO victory at 2:42.
IGOR MICHALISZYN NEWS
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