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FightersOKTAGON Middleweight

Kamil Oniszczuk

"Lionheart"
13-5-0OKTAGON #8MiddleweightPolandPolandLast 5
Amateur MMA 1-1

Last fight: Win vs Mick Stanton · Decision · Jul 11, 2026

13-5-0 · 7 finishes · Full stats →
NEXT FIGHT
vs Matěj Peňáz
OKTAGONOKTAGON 98: Legierski vs Buchinger·
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CAREER SUMMARY

Kamil Oniszczuk holds a professional MMA record of 13-5-0. Oniszczuk has won 13 fights: 5 by KO/TKO, 2 by submission, 6 by decision. Of 5 career losses, 2 came by KO/TKO and 1 by submission. Most recent fight: July 11, 2026. Tracked organizations: OKTAGON, FNC, BELLATOR, ACA.

Profile

Height
6'3"191 cm
Weight
170 lbs77 kg
Reach
75"191 cm
DOB
Aug 28, 1996
Age
30
Nationality
Poland
Birthplace
Miedzyrzecze, Poland

Background

Credentials, amateur pedigree and camp

Camp

  • Ankos MMA

Fight DNA

Knockout Artist

UFCalendar's style model · Middleweight roster (229 fighters)

PowerSpeedPrecisionDurabilityEngineWrestlingGround
Punch power92
Kick power94
Punch speed94
Kick speed94
Accuracy94
Takedowns92
Ground striking86
Submissions84
Chin83
Body strength88
Cardio73

Attributes are rated 0-100 by UFCalendar's style model.

By the numbers

Pro MMARecord: 13-5-0 · Source: UFCalendar
Striking
Strikes landed3.06per min
Strikes absorbed3.40per min
Grappling
Takedowns landed0.67per 15 min
50% success
Takedowns stuffed85%
Submission attempts0.2per 15 min
See every fight's numbers

Where they rank

All-time boards where Kamil Oniszczuk sits in the top 25.

Related fighters

Recent & upcoming opponents

Upcoming

  1. OKTAGONOKTAGON 98: Legierski vs Buchinger
    vs Matěj PeňázMiddleweight

Career history

  1. WIN
    vs Mick Stanton
    OKTAGON 91: Engizek vs Jotko 2· Jul 11, 2026· 88 kg Catchweight· 13-5 vs 14-10
    DEC
    R3 · 5:00
  2. WIN
    vs Marek Bartl
    OKTAGON 82: Engizek vs Jotko· Jan 17, 2026· Middleweight· 12-5 vs 16-15
    SUB
    R2 · 4:32
  3. WIN
    vs David Zawada
    OKTAGON 74: Bolander vs Szabová· Aug 9, 2025· Middleweight· 11-5 vs 19-12
    DEC
    R3 · 5:00
  4. LOSS
    vs Kerim Engizek
    OKTAGON 66: Engizek vs Oniszczuk· Feb 1, 2025· Middleweight· 10-5 vs 22-4
    DEC
    R3 · 5:00
  5. LOSS
    vs Andi Vrtacic
    FNC 20· Nov 23, 2024· Middleweight· 10-4 vs 5-2
    TKO
    R3 · 02:30
  6. WIN
    vs Carlo Prater
    CAVEMMA 4: Blood Circle· Mar 1, 2024· Middleweight· 10-3 vs 35-25-1
    TKO
    R1 · 0:33
  7. LOSS
    vs Norbert Novenyi Jr.
    Bellator 297: Nemkov vs Romero· Jun 16, 2023· 9-3 vs 7-0
    TKO
    R1 · 0:46
  8. LOSS
    vs Costello van Steenis
    Bellator 287: Piccolotti vs Barnaoui· Oct 29, 2022· Middleweight· 9-2 vs 14-2
    SUB
    R2 · 3:02
  9. WIN
    vs Vladimir Fedin
    ACA 133: Magomedov vs Matevosyan· Dec 4, 2021· Heavyweight· 9-1 vs 18-8
    TKO
    R1 · 1:25
  10. WIN
    vs Krystian Bielski
    ACA 114: Omielańczuk vs Johnson· Nov 26, 2020· Welterweight· 8-1 vs 6-3
    KO
    R3 · 1:52
  11. LOSS
    vs Mindaugas Verzbickas
    ACA 109: Omielańczuk vs Pakutinskas· Aug 20, 2020· Welterweight· 7-1 vs 17-8-2
    UD
    R3 · 5:00
  12. WIN
    vs Guilherme Cadena
    Babilon MMA 7· Jan 25, 2019· Welterweight· 7-0 vs 24-16
    TKO
    R1 · 5:00
  13. WIN
    vs Said-Magomed Abdulkadyrov
    Babilon MMA 5· Aug 18, 2018· Welterweight· 6-0 vs 4-1
    UD
  14. WIN
    vs Maksim Potapov
    Babilon MMA 3· Mar 16, 2018· Welterweight· 5-0 vs 2-1-1
    SUB
    R1 · 0:53
  15. WIN
    vs Paweł Karwowski
    Babilon MMA 2· Dec 2, 2017· Welterweight· 4-0 vs 2-2-1
    UD
  16. WIN
    vs Paweł Szaja
    MMA Way· Jun 24, 2017· Welterweight· 3-0 vs 0-1
    UD
  17. WIN
    vs Dominik Szalczyk
    Gala Sportów Walki w Międzychodzie 7· Oct 15, 2016· Welterweight· 2-0 vs 0-2
    TKO
    R3 · 3:20
  18. WIN
    vs Bartosz Siwek
    Soul FC 4· Mar 12, 2016· Welterweight· 1-0 vs 1-1
    UD

Official OKTAGON Ranking

Kamil Oniszczuk's standing in the official OKTAGON rankings.

Current
#8 Middleweight
Peak
#7 Middleweight
First ranked
Mar 6, 2026
Times ranked
7

Middleweight

#1#5#10#15Mar 6, 2026 · #8Apr 10, 2026 · #7Aug 1, 2026 · #7Oct 1, 2026 · #8#8

View full OKTAGON rankings →

UFCalendar Power Index rating

Current
1678▲22
Peak
1705Jan 25, 2019
Rated fights
18
15001600170020172019202120232025Mar 12, 2016 · 1529Oct 15, 2016 · 1563Jun 24, 2017 · 1586Dec 2, 2017 · 1613Mar 16, 2018 · 1655Aug 18, 2018 · 1684Jan 25, 2019 · 1705Aug 20, 2020 · 1650Nov 26, 2020 · 1678Dec 4, 2021 · 1704Oct 29, 2022 · 1669Jun 16, 2023 · 1637Mar 1, 2024 · 1657Nov 23, 2024 · 1614Feb 1, 2025 · 1601Aug 9, 2025 · 1629Jan 17, 2026 · 1656Jul 11, 2026 · 16781678

See the full Power Index →

Frequently asked questions

When does Kamil Oniszczuk fight next?

Kamil Oniszczuk fights Matěj Peňáz on Saturday, November 21, 2026 at OKTAGON 98: Legierski vs Buchinger.

What is Kamil Oniszczuk's record?

Kamil Oniszczuk's professional MMA record is 13-5-0.

Who is Kamil Oniszczuk fighting next?

Kamil Oniszczuk's next opponent is Matěj Peňáz at OKTAGON 98: Legierski vs Buchinger.

Who did Kamil Oniszczuk fight last?

Kamil Oniszczuk most recently fought Mick Stanton at OKTAGON 91: Engizek vs Jotko 2 on Saturday, July 11, 2026, WIN (Decision).

What weight class does Kamil Oniszczuk fight in?

Kamil Oniszczuk fights at Middleweight.

How many knockouts does Kamil Oniszczuk have?

Kamil Oniszczuk has 5 wins by KO/TKO and 2 wins by submission.

How tall is Kamil Oniszczuk?

Kamil Oniszczuk is 6'3" (191 cm) tall.

How much does Kamil Oniszczuk weigh?

Kamil Oniszczuk weighs 170 lbs (77 kg).

What is Kamil Oniszczuk's reach?

Kamil Oniszczuk has a reach of 75" (191 cm).

How old is Kamil Oniszczuk?

Kamil Oniszczuk is 30 years old (born Aug 28, 1996).

Where is Kamil Oniszczuk from?

Kamil Oniszczuk is from Poland.

Get Kamil Oniszczuk's fight history and stats as JSON with the MMA Fight Data API →