Josef Stummer

"Air"

8-2-0KSW #3Featherweight

CzechiaLast 5

Amateur MMA 5-1Grappling 1-0

Last fight: Win vs Lukasz Charzewski · Split Decision · Sep 19, 2026

8-2-0 · 3 finishes · Full stats →

LAST FIGHT

WINvs Lukasz CharzewskiSD · R3 5:00

KSWKSW 121: Vojčák vs Wójcik·September 19, 2026

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Josef Stummer holds a professional MMA record of 8-2-0. Stummer has won 8 fights: 1 by KO/TKO, 2 by submission, 5 by decision. Of 2 career losses, 1 came by KO/TKO and 1 by submission. Stummer also has 1 recorded Grappling bout. Most recent fight: September 19, 2026. Tracked organizations: KSW.

Profile

Height: 5'8"173 cm
Weight: 148 lbs67 kg
Reach: 68"173 cm
DOB: Dec 28, 1996
Age: 29
Nationality: Czechia
Birthplace: Liberec, Czechia

Career stats

Pro MMARecord: 8-2-0 · Source: UFCalendar

Striking

Strikes landed1.93per min

Strikes absorbed1.93per min

Grappling

Takedowns landed0.40per 15 min

15% success

Takedowns stuffed50%

Submission attempts0.4per 15 min

See every fight's numbers

Where they rank

All-time boards where Josef Stummer sits in the top 25.

KSW

Recent & upcoming opponents

Career history

WIN
vs Lukasz Charzewski
KSW 121: Vojčák vs Wójcik· Sep 19, 2026· Featherweight· 8-2 vs 15-4
SD
R3 · 5:00
WIN
vs Michal Domin
KSW 115: Przybysz vs Yakymenko· Feb 21, 2026· 148 lb Catchweight· 7-2 vs 7-5
UD
R3 · 5:00
WIN
vs Eduard Kexel
KSW 109: Kuberski vs Paczuski· Aug 9, 2025· Featherweight· 6-2 vs 10-3
DEC
R3 · 5:00
WIN
vs Nacim Belhouachi
KSW 103: Brichta vs Charzewski· Feb 21, 2025· Featherweight· 5-2 vs 4-4
TKO
R1 · 2:02
LOSS
vs Wojciech Kazieczko
KSW 99: Martínek vs Vojčák· Oct 19, 2024· Featherweight· 4-2 vs 5-2
SUB
R3 · 4:09
WIN
vs Adrian Wieliczko
KSW 91 - Mircea vs Brichta· Feb 17, 2024· Featherweight· 4-1 vs 2-2
SUB
R2 · 4:20
LOSS
vs Dawid Kareta
KSW 87 - Stosic vs Martinek· Oct 14, 2023· Featherweight· 3-1 vs 5-3
TKO
R1 · 4:10
WIN
vs Jonatan Kujawa
KSW 81 - Bartosinski vs Szczepaniak· Apr 22, 2023· Featherweight· 3-0 vs 1-1
UD
R3 · 5:00
WIN
vs Gergely Csibi
RFA 8· Feb 4, 2023· Featherweight· 2-0 vs 4-3
SUB
R3 · 1:16
WIN
vs Bartosz Rewera
RFA 3· Jul 23, 2022· Featherweight· 1-0 vs 1-2
UD

Official KSW Ranking

Josef Stummer's standing in the official KSW rankings.

Current: #3 Featherweight
Peak: #3 Featherweight
First ranked: Aug 1, 2026
Times ranked: 3

Featherweight

View full KSW rankings →

UFCalendar Power Index rating

Current: 1645▲13
Peak: 1645Sep 19, 2026
Rated fights: 10

See the full Power Index →

Frequently asked questions

When does Josef Stummer fight next?

Josef Stummer has no confirmed upcoming fight.

What is Josef Stummer's record?

Josef Stummer's professional MMA record is 8-2-0.

Who is Josef Stummer fighting next?

Josef Stummer's next opponent has not been announced.

Who did Josef Stummer fight last?

Josef Stummer most recently fought Lukasz Charzewski at KSW 121: Vojčák vs Wójcik on Saturday, September 19, 2026, WIN (Split Decision).

What weight class does Josef Stummer fight in?

Josef Stummer fights at Featherweight.

How many knockouts does Josef Stummer have?

Josef Stummer has 1 win by KO/TKO and 2 wins by submission.

How tall is Josef Stummer?

Josef Stummer is 5'8" (173 cm) tall.

How much does Josef Stummer weigh?

Josef Stummer weighs 148 lbs (67 kg).

What is Josef Stummer's reach?

Josef Stummer has a reach of 68" (173 cm).

How old is Josef Stummer?

Josef Stummer is 29 years old (born Dec 28, 1996).

Where is Josef Stummer from?

Josef Stummer is from Czechia.

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

CAREER SUMMARY