Fighter

Bartosz Szewczyk

9-5-1KSW #5Light Heavyweight Poland

PolandLast 5

Amateur MMA 6-2

NEXT FIGHT

vs Sergiusz Zajac

KSWKSW 122 - Bartosinski vs. Masaev·Saturday, October 10, 2026

Bartosz Szewczyk holds a professional MMA record of 9-5-1. Their full professional MMA career spans 15 bouts on record. Bartosz Szewczyk has won 9 fights: 6 by KO/TKO, 1 by submission, 2 by decision. Of 5 career losses, 2 came by KO/TKO and 1 by submission. Most recent fight: March 14, 2026. Tracked organizations: KSW.

Profile

Height: 6'4"193 cm
Weight: 206 lbs93 kg
Reach: 73"185 cm
DOB: 1997-09-18
Age: 28
Nationality: Poland
Birthplace: Otwock, Poland

Upcoming

KSWKSW 122 - Bartosinski vs. MasaevOct 10, 2026
vs Sergiusz ZajacLight Heavyweight

Career history

LOSS
vs Bartosz Lesko
KSWKSW 116 - Bartosinski vs. Fleminas· Mar 14, 2026· Light Heavyweight· 9-4-1 vs 15-6-2
UD
R3 · 5:00
WIN
vs Dawid Kasperski
KSWKSW 109 - Kuberski vs. Paczuski· Aug 9, 2025· Light Heavyweight· 8-4-1 vs 2-0
SD
R3 · 5:00
LOSS
vs Damian Piwowarczyk
KSWKSW 103 - Brichta vs. Charzewski· Feb 21, 2025· Light Heavyweight· 8-3-1 vs 8-4
KO
R1 · 3:19
LOSS
vs Diyar Nurgozhay
Contender Series 2024· Oct 1, 2024· Light Heavyweight· 8-2-1 vs 9-0
TKO
R2 · 3:32
WIN
vs Marcin Lazarz
FEN 52: Łazarz vs. Szewczyk 2· Feb 17, 2024· Light Heavyweight· 7-2-1 vs 15-9
TKO
R3 · 4:59
WIN
vs Artem Zemlyakov
UAE Warriors 45· Oct 17, 2023· Light Heavyweight· 6-2-1 vs 4-0-1
TKO
R2 · 3:17
WIN
vs Ederson Cristian Macedo
FEN 49: Fight Night Mrągowo· Aug 25, 2023· Light Heavyweight· 5-2-1 vs 11-7
TKO
R1 · 4:07
DRAW
vs Łukasz Klinger
FEN 46: Kuberski vs. Wojciechowski· May 27, 2023· Light Heavyweight· 5-2 vs 11-6
DEC
LOSS
vs Marcin Lazarz
FEN 44: Orlen Paliwa Fight Night· Jan 28, 2023· Light Heavyweight· 5-1 vs 13-9
SD
WIN
vs Dimitriy Mikutsa
FEN 41: TAURON Fight Night Mrągowo· Aug 27, 2022· Light Heavyweight· 4-1 vs 11-8
SD
WIN
vs Ezequiel Silvino
FEN 39: LOTOS Fight Night 8· Mar 12, 2022· Catchweight· 3-1 vs 6-1
TKO
R1 · 4:00
LOSS
vs Szymon Bajor
FEN 37: ENERGA Fight Night Wrocław· Nov 27, 2021· Heavyweight· 3-0 vs 22-9
SUB
R2 · 2:57
WIN
vs Michał Piwowarski
FEN 36: Fight Night Szczecin· Oct 16, 2021· Light Heavyweight· 2-0 vs 5-2
TKO
R1 · 2:25
WIN
vs Kacper Miklasz
FEN 35: LOTOS Fight Night Ostróda· Jun 26, 2021· Catchweight· 1-0 vs 1-2
TKO
R1 · 2:53
WIN
vs Akhmed Salamov
FEN 32: LOTOS Fight Night 4· Feb 20, 2021· Light Heavyweight· 0-0 vs 1-0
SUB
R2 · 3:06

Career history data via Tapology.

Official KSW Ranking

Bartosz Szewczyk's standing in the official KSW rankings.

Current: #5 Light Heavyweight
Peak: #5 Light Heavyweight
First ranked: Aug 1, 2026
Times ranked: 2

Light Heavyweight

View full KSW rankings →

UFCalendar Power Index rating

Current: 1639▼22
Peak: 1709Feb 17, 2024
Rated fights: 14

See the full Power Index →

Frequently asked questions

When does Bartosz Szewczyk fight next?

Bartosz Szewczyk fights Sergiusz Zajac on Saturday, October 10, 2026 at KSW 122 - Bartosinski vs. Masaev.

What is Bartosz Szewczyk's record?

Bartosz Szewczyk's professional MMA record is 9-5-1.

Who is Bartosz Szewczyk fighting next?

Bartosz Szewczyk's next opponent is Sergiusz Zajac at KSW 122 - Bartosinski vs. Masaev.

Who did Bartosz Szewczyk fight last?

Bartosz Szewczyk most recently fought Bartosz Lesko at KSW 116 - Bartosinski vs. Fleminas on Saturday, March 14, 2026, LOSS (Unanimous Decision).

What weight class does Bartosz Szewczyk fight in?

Bartosz Szewczyk fights at Light Heavyweight.

How many knockouts does Bartosz Szewczyk have?

Bartosz Szewczyk has 6 wins by KO/TKO and 1 win by submission.

How tall is Bartosz Szewczyk?

Bartosz Szewczyk is 6'4" (193 cm) tall.

How much does Bartosz Szewczyk weigh?

Bartosz Szewczyk weighs 206 lbs (93 kg).

What is Bartosz Szewczyk's reach?

Bartosz Szewczyk has a reach of 73" (185 cm).

How old is Bartosz Szewczyk?

Bartosz Szewczyk is 28 years old (born Sep 18, 1997).

Where is Bartosz Szewczyk from?

Bartosz Szewczyk is from Poland.

CAREER SUMMARY