Sergiusz Zajac

Sergiusz Zajac's profile at Sherdog  Sergiusz Zajac's profile at Tapology  Birth Date: 1998-10-09 Last 5: W W W W W Association: Spartakus Rzeszow Pro Debut Date: 2020-11-27 Pro Record: 9-1-0

Current Ranking: #47 Light Heavyweight

'Big League' Record: 3-0-0 Last 3 Years: 6-0-0 Win Finish %: 88.9% Combat Age: 26 Quality Perf. %: 80% Last Quality Perf.: 2025-09-20 540 Metric: .563 Rating Points: 85

Highest Quarterly Ranking: 10/01/2025 #43 Light Heavyweight

Last Fight Date: 9/20/2025 [KSW] Last Opponent: [#95 LHW] Mariusz Ksiazkiewicz Opponent's Last 5: W W L W L Last Loss Date: 11/27/2020 Last Loss: [#103 LHW] Lukasz Olech Opponent's Last 5: W W W L W

Complete Professional MMA Fight History
Fighter rankings represent most recent generated quarterly rating prior to the fight

	Opponent	Outcome
W	Mariusz Ksiazkiewicz #53 Light Heavyweight	KO (Punches) Round 1
	KSW 110 - Grzebyk vs. Tulshaev Saturday, September 20th 2025
W	Michal Dreczkowski #135 Light Heavyweight	KO (Knee) Round 1
	KSW 104 - Kuberski vs. Romanowski Saturday, March 8th 2025
W	Kleber Silva #144 Light Heavyweight	TKO (Submission to Elbows) Round 1
	KSW 97 - Bajor vs. Scheffel Saturday, August 24th 2024
W	Ramon Drum	TKO (Elbows) Round 1
	Babilon MMA 45 - Rakowicz vs. Politylo Saturday, June 1st 2024
W	Bartlomiej Gladkowicz #196 Light Heavyweight	Decision (Unanimous) Round 3
	Babilon MMA 42 - Gladkowicz vs. Zajac Saturday, January 27th 2024
W	Dominik Owsiany	TKO (Elbows) Round 1
	Babilon MMA 38 - Lopaczyk vs. Jakimowicz Friday, September 22nd 2023
W	Wincenty Krawczyk	TKO (Knees and Punches) Round 1
	Carpathian Warriors 10 - Road to Babilon Saturday, October 1st 2022
W	Lukasz Kulpa	TKO (Punches) Round 1
	Babilon MMA 30 - Sudolski vs. Mysiala Friday, July 8th 2022
W	Pawel Calkowski	TKO (Punches) Round 3
	Prime Show MMA 1 - Zadyma Saturday, February 19th 2022
L	Lukasz Olech	Submission Round 1
	Opolscy Wojownicy 5: Bitwa nad Odra Friday, November 27th 2020

	Opponent	Event	Outcome
W	Mariusz Ksiazkiewicz #53 Light Heavyweight	KSW 110 - Grzebyk vs. Tulshaev Saturday, September 20th 2025	KO (Punches) Round 1
W	Michal Dreczkowski #135 Light Heavyweight	KSW 104 - Kuberski vs. Romanowski Saturday, March 8th 2025	KO (Knee) Round 1
W	Kleber Silva #144 Light Heavyweight	KSW 97 - Bajor vs. Scheffel Saturday, August 24th 2024	TKO (Submission to Elbows) Round 1
W	Ramon Drum	Babilon MMA 45 - Rakowicz vs. Politylo Saturday, June 1st 2024	TKO (Elbows) Round 1
W	Bartlomiej Gladkowicz #196 Light Heavyweight	Babilon MMA 42 - Gladkowicz vs. Zajac Saturday, January 27th 2024	Decision (Unanimous) Round 3
W	Dominik Owsiany	Babilon MMA 38 - Lopaczyk vs. Jakimowicz Friday, September 22nd 2023	TKO (Elbows) Round 1
W	Wincenty Krawczyk	Carpathian Warriors 10 - Road to Babilon Saturday, October 1st 2022	TKO (Knees and Punches) Round 1
W	Lukasz Kulpa	Babilon MMA 30 - Sudolski vs. Mysiala Friday, July 8th 2022	TKO (Punches) Round 1
W	Pawel Calkowski	Prime Show MMA 1 - Zadyma Saturday, February 19th 2022	TKO (Punches) Round 3
L	Lukasz Olech	Opolscy Wojownicy 5: Bitwa nad Odra Friday, November 27th 2020	Submission Round 1

Quarterly Generated Historical Rankings
Rating bar represents the fighter's standing relative to the top of the division at the time