Sergiusz Zając

Sergiusz Zając
BornSergiusz Zając
(1998-10-09) October 9, 1998
Żołynia, Poland
Height6 ft 4 in (1.93 m)
Weight205 lb (93 kg; 14 st 9 lb)
Division
Reach74.4 in (189 cm)[1]
Fighting out ofŻołynia, Poland
TeamSpartakus Rzeszów
Years active2020–present
Mixed martial arts record
Total10
Wins9
By knockout8
By submission0
By decision1
Losses1
By submission1
Other information
Mixed martial arts record from Sherdog

Sergiusz Zając (born October 9, 1998) is a Polish professional mixed martial artist. He currently competes in the Light Heavyweight division of Konfrontacja Sztuk Walki (KSW).

Professional career

Early career

Zając made his professional debut on November 27, 2020 against Łukasz Olech. Zając lost the fight via a first-round submission.[2]

After a year and a half away from the sport, he returned on February 19, 2022 against Paweł Całkowski. Zając won the fight via a third-round TKO.[3]

Babilon MMA

Zając made his debut under Babilon MMA on July 8, 2022 against Łukasz Kulpa. Zając won the fight via a first-round TKO.[4]

Carpathian Warriors

Zając made his debut under Carpathian Warriors on October 1, 2022 against Wincenty Krawczyk. Zając won the fight via a first-round TKO.[5]

Return to Babilon MMA

Zając returned to Babilon MMA on September 22, 2023 against Dominik Owsiany. Zając won the fight via a first-round TKO.[6]

His next fight came on January 27, 2024 against Bartłomiej Gładkowicz. Zając won the fight via a Unanimous Decision.[7]

His last fight under the federation came on June 1, 2024 against Ramon Drum. Zając won the fight via a first-round TKO.[8]

Konfrontacja Sztuk Walki

On August 15, 2024, it was announced that Zając had signed with Konfrontacja Sztuk Walki (KSW), and will be facing Kleber Raimundo Silva in his debut on August 24, 2024.[9] The bout proceeded after Zając missed weight by 5.2 pounds.[10] Despite missing weight, Zając won the fight via a first-round TKO.[11]

His next fight came on March 8, 2025 against Michał Dreczkowski. Zając won the fight via a first-round TKO.[12] This fight earned him his first Knockout of the Night bonus.[13]

His next fight came on September 20, 2025 against debutant Mariusz Książkiewicz. Zając won the fight in the first round after Książkiewicz suffered a knee injury.[14]

Championships and accomplishments

Mixed martial arts

Mixed martial arts record

Professional record breakdown
10 matches 9 wins 1 loss
By knockout 8 0
By submission 0 1
By decision 1 0
Res. Record Opponent Method Event Date Round Time Location Notes
Win 9–1 Mariusz Książkiewicz TKO (knee injury) KSW 110 September 20, 2025 1 1:07 Rzeszów, Poland
Win 8–1 Michał Dreczkowski TKO (knees) KSW 104 March 8, 2025 1 4:00 Gorzów Wielkopolski, Poland Knockout of the Night.
Win 7–1 Kleber Raimundo Silva TKO (elbows) KSW 97 August 24, 2024 1 1:36 Tarnów, Poland Zając missed weight (210.3 lb).
Win 6–1 Ramon Drum TKO (elbows) Babilon MMA 45 June 1, 2024 1 2:30 Nowy Targ, Poland Catchweight (209 lb) bout.
Win 5–1 Bartłomiej Gładkowicz Decision (unanimous) Babilon MMA 42 January 27, 2024 3 5:00 Żyrardów, Poland
Win 4–1 Dominik Owsiany TKO (elbows) Babilon MMA 38 September 22, 2023 1 4:31 Chełm, Poland
Win 3–1 Wincenty Krawczyk TKO (knees and punches) Carpathian Warriors 10 October 1, 2022 1 2:50 Rzeszów, Poland
Win 2–1 Łukasz Kulpa TKO (punches) Babilon MMA 30 July 8, 2022 1 2:45 Międzyzdroje, Poland
Win 1–1 Paweł Całkowski TKO (punches and elbows) Prime Show MMA 1 February 19, 2022 3 4:37 Łódź, Poland Light heavyweight debut.
Loss 0–1 Łukasz Olech Submission (rear-naked choke) Opolscy Wojownicy 5 November 27, 2020 1 N/A Opole, Poland Catchweight (194 lb) bout.

See also

References

  1. ^ "Sergiusz Zając | MMA Fighter Page". Tapology.
  2. ^ Piotr Jankowski (27 November 2020). "Komplet wyników gali Opolscy Wojownicy V. Bitwa nad Odrą". Czas Na Opole – Sportowe Opole (in Polish). Retrieved 2025-12-10.
  3. ^ Rafał Wróblewski (20 February 2022). "Wyniki wszystkich walk Prime MMA 19.02.2022 na żywo. Kto wygrał na Prime MMA 1? [WYNIKI]". Radio Eska (in Polish). Retrieved 2025-12-10.
  4. ^ "Kto wygrał podczas gali Babilon MMA 30? Sprawdź wyniki". Super Polsat (in Polish). 8 July 2022. Retrieved 2025-12-10.
  5. ^ Martyna Celuch (2 October 2022). "Carpathian Warriors 10: Road to Babilon – wyniki. Gala błyskawicznych nokautów [WIDEO]". In The Cage (in Polish). Retrieved 2025-12-10.
  6. ^ Paweł Miś (23 September 2023). "MMA. Błażej Majdan i Sergiusz Zając wygrywają na gali Babilon MMA 38". Nowiny24 (in Polish). Retrieved 2025-12-10.
  7. ^ Adam Lewicki (27 January 2024). "Brutalna bitka polskich wojowników. Zawodnicy zalali się krwią". Interia Sport (in Polish). Retrieved 2025-12-10.
  8. ^ Mateusz Tudek (1 June 2024). "Babilon MMA 45: Wyniki i skróty walk (WIDEO)". Polsat Sport (in Polish). Retrieved 2025-12-10.
  9. ^ Bartosz Sobczak (15 August 2024). "Sergiusz Zając po serii sześciu zwycięstw z rzędu zadebiutuje na KSW 97". MyMMA (in Polish). Retrieved 2025-12-10.
  10. ^ Mariusz Olkiewicz (23 August 2024). "KSW 97 – wyniki ważenia. Jeden zawodnik poza limitem". In The Cage (in Polish). Retrieved 2025-12-10.
  11. ^ Waldemar Ossowski (24 August 2024). "Ależ debiut w KSW! Brazylijczyk szybko znokautowany". WP Sportowe Fakty (in Polish). Retrieved 2025-12-10.
  12. ^ Bartłomiej Stachura (8 March 2024). "Rzeźnik! Sergiusz Zając zmasakrował Michała Dreczkowskiego kolanami i łokciami na KSW 104!". Lowking (in Polish). Retrieved 2025-12-10.
  13. ^ Jarosław Owczarek (10 March 2024). "KSW przyznało XTB bonusy za galę w Gorzowie Wielkopolskim". E-Gladiators (in Polish). Retrieved 2025-12-10.
  14. ^ Bartłomiej Stachura (20 September 2025). "Ciężka kontuzja i nokaut! Sergiusz Zając ubił Mariusza Książkiewicza na KSW 110 (VIDEO)". Low King (in Polish). Retrieved 2025-09-20.