Ultimate Fighting Calendar
Kacper Koziorzebski
Fighter

Kacper Koziorzebski

"Wiór"
13-6-0KSW #2WelterweightPolandPolandLast 5
Amateur MMA 1-1
NEXT FIGHT
vs Muslim Tulshaev
KSWKSW 121 - Vojcak vs. Wojcik·

CAREER SUMMARY

Kacper Koziorzebski holds a professional MMA record of 13-6-0. Their full professional MMA career spans 19 bouts on record. Kacper Koziorzebski has won 13 fights: 4 by KO/TKO, 0 by submission, 9 by decision. Of 6 career losses, 5 came by KO/TKO and 1 by submission. Most recent fight: February 21, 2026. Tracked organizations: KSW.

Profile

Height
6'0"183 cm
Weight
170 lbs77 kg
Reach
74"188 cm
DOB
1995-05-05
Age
31
Nationality
Poland
Birthplace
Wroclaw, Poland

Upcoming

  1. KSWKSW 121 - Vojcak vs. Wojcik
    vs Muslim TulshaevWelterweight

Career history

  1. WIN
    vs Artur Szczepaniak
    KSWKSW 115 - Przybysz vs. Yakymenko· Feb 21, 2026· Welterweight· 12-6 vs 13-3
    MD
    R3 · 5:00
  2. WIN
    vs Madars Bertholds-Fleminas
    KSWKSW 105 - Bartosinski vs. Grzebyk 2· Apr 26, 2025· Welterweight· 11-6 vs 13-6
    SD
    R3 · 5:00
  3. WIN
    vs Matúš Juráček
    KSWKSW 99 - Vojcak vs. Martinek· Oct 19, 2024· Welterweight· 10-6 vs 11-3
    SD
    R3 · 5:00
  4. WIN
    vs Viktor Cervinsky
    KSWKSW 91 - Mircea vs. Brichta· Feb 17, 2024· Welterweight· 9-6 vs 4-0
    UD
    R3 · 5:00
  5. LOSS
    vs Wiktor Zalewski
    KSWKSW 86 - Wiklacz vs. Przybysz 4· Sep 16, 2023· Welterweight· 9-5 vs 5-0
    TKO
    R2 · 0:55
  6. WIN
    vs Borys Borkowski
    KSWKSW 80 - Eskiev vs. Ruchala· Mar 17, 2023· Welterweight· 8-5 vs 4-2
    SD
    R3 · 5:00
  7. LOSS
    vs Emil Meek
    KSWKSW 74 - De Fries vs. Prasel· Sep 10, 2022· Welterweight· 8-4 vs 9-6
    TKO
    R2 · 2:02
  8. WIN
    vs Hubert Szymajda
    KSWKSW 66 - Ziolkowski vs. Mankowski· Jan 15, 2022· Welterweight· 7-4 vs 9-4
    UD
    R3 · 5:00
  9. LOSS
    vs Ion Surdu
    KSWKSW 60 - De Fries vs. Narkun 2· Apr 24, 2021· 176 lb Catchweight· 7-3 vs 10-3
    KO
    R1 · 2:19
  10. LOSS
    vs Marcin Krakowiak
    KSWKSW 57 - De Fries vs. Kita· Dec 19, 2020· Welterweight· 7-2 vs 9-3
    SUB
    R3 · 4:07
  11. WIN
    vs Adam Niedzwiedz
    KSWKSW 54 - Gamrot vs. Ziolkowski· Aug 29, 2020· Welterweight· 6-2 vs 7-3
    TKO
    R2 · 2:27
  12. WIN
    vs Szymon Dusza
    Fight Exclusive Night 28· Jun 13, 2020· Catchweight· 5-2 vs 8-4
    UD
  13. WIN
    vs Michał Labus
    Wrocław Fight Championship 1· May 25, 2019· Welterweight· 4-2 vs 4-2
    UD
  14. WIN
    vs Adam Ugorski
    Gala Sportów Walki w Międzychodzie 9· Oct 27, 2018· Welterweight· 3-2 vs 2-0
    TKO
  15. WIN
    vs Radosław Tarnawa
    Spartan Fight 9· Dec 2, 2017· Catchweight· 2-2 vs 4-1-1
    UD
  16. LOSS
    vs Mariusz Mazur
    Leszczyńska Strefa Walki· Sep 23, 2017· Lightweight· 2-1 vs 3-1
    TKO
  17. LOSS
    vs Piotr Niedzielski
    Poznań Fight Night· Feb 18, 2017· Lightweight· 2-0 vs 7-3
    TKO
    R1 · 1:05
  18. WIN
    vs Piotr Kosiński
    Thunderstorm 2· Feb 27, 2016· Catchweight· 1-0 vs 0-2
    TKO
    R1 · 4:30
  19. WIN
    vs Mateusz Maciejewski
    Tarnowo Podgórne Fight Night· Oct 10, 2015· Lightweight· 0-0 vs 0-0
    TKO

Career history data via Tapology.

Official KSW Ranking

Kacper Koziorzebski's standing in the official KSW rankings.

Current
#2 Welterweight
Peak
#2 Welterweight
First ranked
Aug 1, 2026
Times ranked
2

Welterweight

#1#5#10#15Aug 1, 2026 · #2Aug 20, 2026 · #2#2

View full KSW rankings →

UFCalendar Power Index rating

Current
1621▲15
Peak
1636Aug 29, 2020
Rated fights
19
1500155016001650201620182020202220242026Oct 10, 2015 · 1541Feb 27, 2016 · 1572Feb 18, 2017 · 1535Sep 23, 2017 · 1497Dec 2, 2017 · 1530Oct 27, 2018 · 1575May 25, 2019 · 1589Jun 13, 2020 · 1605Aug 29, 2020 · 1636Dec 19, 2020 · 1607Apr 24, 2021 · 1576Jan 15, 2022 · 1597Sep 10, 2022 · 1562Mar 17, 2023 · 1572Sep 16, 2023 · 1549Feb 17, 2024 · 1578Oct 19, 2024 · 1591Apr 26, 2025 · 1606Feb 21, 2026 · 16211621

See the full Power Index →

Frequently asked questions

When does Kacper Koziorzebski fight next?

Kacper Koziorzebski fights Muslim Tulshaev on Saturday, September 19, 2026 at KSW 121 - Vojcak vs. Wojcik.

What is Kacper Koziorzebski's record?

Kacper Koziorzebski's professional MMA record is 13-6-0.

Who is Kacper Koziorzebski fighting next?

Kacper Koziorzebski's next opponent is Muslim Tulshaev at KSW 121 - Vojcak vs. Wojcik.

Who did Kacper Koziorzebski fight last?

Kacper Koziorzebski most recently fought Artur Szczepaniak at KSW 115 - Przybysz vs. Yakymenko on Saturday, February 21, 2026, WIN (Majority Decision).

What weight class does Kacper Koziorzebski fight in?

Kacper Koziorzebski fights at Welterweight.

How many knockouts does Kacper Koziorzebski have?

Kacper Koziorzebski has 4 wins by KO/TKO and 0 wins by submission.

How tall is Kacper Koziorzebski?

Kacper Koziorzebski is 6'0" (183 cm) tall.

How much does Kacper Koziorzebski weigh?

Kacper Koziorzebski weighs 170 lbs (77 kg).

What is Kacper Koziorzebski's reach?

Kacper Koziorzebski has a reach of 74" (188 cm).

How old is Kacper Koziorzebski?

Kacper Koziorzebski is 31 years old (born May 5, 1995).

Where is Kacper Koziorzebski from?

Kacper Koziorzebski is from Poland.