Mariusz Joniak

CAREER SUMMARY

No completed fights tracked yet on UFCalendar. Mariusz Joniak has won 3 fights: 1 by KO/TKO, 0 by submission, 2 by decision. Most recent fight: February 21, 2026. Tracked organizations: KSW.

Profile

Height

5'6"

Weight

136 lbs

Reach

—

Stance

—

DOB

1997-08-16

Fight history

1. WIN
   vs Karol Durszlewicz

   KSW 115 - Przybysz vs. Yakymenko· Bantamweight
   UD

   R3 · 5:00
2. LOSS
   vs Islam Djabrailov

   KSW 98 - Paczuski vs. Zerhouni· Bantamweight
   SUB

   R2 · 1:22
3. WIN
   vs Tobiasz Le

   KSW 91 - Mircea vs. Brichta· Bantamweight
   TKO

   R1 · 1:05
4. LOSS
   vs Miljan Zdravkovic

   KSW 86 - Wiklacz vs. Przybysz 4· Bantamweight
   KO

   R1 · 4:16
5. WIN
   vs Sebastian Romanowski

   KSW 83 - Colosseum 2· 163lb Catchweight
   MD

   R3 · 5:00