Lightweight: 146-155 lbs.

Abdul Abdulvakhabov and Eduard Vartanyan compete for the inaugural ACB lightweight championship.
1	Abdul-Aziz Abdulvakhabov	def.	Eduard Vartanyan	TKO (punches) @ 1:37 of R1	ACB 32: Battle Of Lions	03.26.16
		def.	Ali Bagov	TKO (retirement) @ 5:00 of R1	ACB 48: Revenge	10.22.16
Abdul-Aziz Abdulvakhabov is unable to defend the ACB lightweight championship after sustaining an injury. Eduard Vartanyan and Andrei Koshkin compete for the interim ACB lightweight championship.
INT	Eduard Vartanyan	def.	Andrei Koshkin	Decision (unanimous) @ 5:00 of R5	ACB 71: Moscow	09.30.17
Abdul-Aziz Abdulvakhabov is able to defend the ACB lightweight championship after returning from injury. Abdul-Aziz Abdulvakhabov and Eduard Vartanyan compete for the undisputed ACB lightweight championship.
1	Abdul-Aziz Abdulvakhabov	def.	Eduard Vartanyan	Decision (split) @ 5:00 of R5	ACB 77: Abdulvakhabov vs. Vartanyan	12.23.17
2	Ali Bagov	def.	Abdul-Aziz Abdulvakhabov	Decision (majority) @ 5:00 of R5	ACB 89: Abdul-Aziz vs. Bagov	09.08.18
Absolute Championship Berkut merges with World Fighting Championship Akhmat and re-brands itself as Absolute Championship Akhmat.  The ACB lightweight championship is hereby observed as the ACA lightweight championship. Ali Bagov and Khusein Khaliev compete for the ACA lightweight championship.
2	Ali Bagov	def.	Khusein Khaliev	Submission (kimura) @ 3:41 of R4	ACA 99: Bagov vs. Khaliev	09.27.19