Referee: Benjamin Williams (AUS, photo)
Assistant Referee 1: Matthew Cream (AUS)
Assistant Referee 2: Hakan Anaz (AUS)
Fourth Official: Jameel Abdulhusain (BHR)
Nasaf Qarshi – Al Jazeera
Referee: Choi Myung-Yong (KOR)
Assistant Referee 1: Yang Byoung-Eun (KOR)
Assistant Referee 2: Lee Jong-Min (KOR)
Fourth Official: Kim Dae-Yong (KOR)
Baniyas – Al Arabi
Referee: Alireza Faghani (IRN)
Assistant Referee 1: Muhammadreza Abdulfazli (IRN)
Assistant Referee 2: Said Alinezhadian (IRN)
Fourth Official: Mukhtar Al Yarimi (YEM)
Al Ittihad – Pakhtakor
Referee: Minoru Tojo (JPN)
Assistant Referee 1: Toshiyuki Nagi (JPN)
Assistant Referee 2: Haruhiro Otsuka (JPN)
Fourth Official: Jumpei Iida (JPN)
Bunyodkor – Adelaide United
Referee: Andre El Haddad (LIB)
Assistant Referee 1: Ziad Birak (LIB)
Assistant Referee 2: Hadi El Kassir (LIB)
Fourth Official: Radwan Ghandour (LIB)
Gamba Osaka – Pohang Steelers
Referee: Abdulrahman Hussain (QAT)
Assistant Referee 1: Hassan al-Thawadi (QAT)
Assistant Referee 2: Yasser Al Naimi (QAT)
Fourth Official: Muhammad Al Kuwari (QAT)
Ulsan Hyundai – Beijing Guoan
Referee: Muhammad Al Zarouni (UAE)
Assistant Referee 1: Muhammad Al Jallaf (UAE)
Assistant Referee 2: Muhammad Al Nahlawi (SYR)
Fourth Official: Hamad Al Hashmi (UAE)
Brisbane Roar – FC Tokyo
Referee: Valentin Kovalenko (UZB)
Assistant Referee 1: Rafael Ilyasov (UZB)
Assistant Referee 2: Andrey Bukatin (UZB)
Fourth Official: Suhaizi Shukri (MAS)
7 March 2012
Lekhwiya – Al Ahli
Referee: Ali Abdulnabi (BHR)
Assistant Referee 1: Muhammad Salman (BHR)
Assistant Referee 2: Nawaf Mussa (BHR)
Fourth Official: Hasan Abdulshaheed (BHR)
Sepahan – Al Nasr
Referee: Tan Hai (CHN)
Assistant Referee 1: Su Jige (CHN)
Assistant Referee 2: Huo Weiming (CHN)
Fourth Official: Wang Zhe (CHN)
Al Shabab – Al Gharafa
Referee: Abdul Malik Bashir (SIN)
Assistant Referee 1: Jeffrey Gek Pheng (SIN)
Assistant Referee 2: Tzu Edwin Lee (SIN)
Fourth Official: Sukhbir Singh (SIN)
Al Hilal – Persepolis
Referee: Lee Min-Hu (KOR)
Assistant Referee 1: Yoon Kwang-Yeol (KOR)
Assistant Referee 2: Kim Sung-Il (KOR)
Fourth Official: Tong Kui Sum (HKG)
Nagoya Grampus – Seongnam FC
Referee: Nawaf Shukrallah (BHR)
Assistant Referee 1: Ibrahim Salah (BHR)
Assistant Referee 2: Fahad Al Amri (KSA)
Fourth Official: Fahad Al Mirdasi (KSA)
Tianjin Teda – Central Coast Mariners
Referee: Abdullah Al Hilali (OMA)
Assistant Referee 1: Hamad Al Mayahi (OMA)
Assistant Referee 2: Khalid Al Hinai (OMA)
Fourth Official: Yaqoub Abdulbaki (OMA)
Buriram United – Kashiwa Reysol
Referee: Ravshan Irmatov (UZB)
Assistant Referee 1: Abdukhamidullo Rasulov (UZB)
Assistant Referee 2: Bakhadyr Kochkarov (KGZ)
Fourth Official: Hettikamkanamge Perera (SRI)
Joenbuk Hyundai – Guangzhou FC
Referee: Said Yazdi (IRN)
Assistant Referee 1: Reza Sukhandan (IRN)
Assistant Referee 2: Alireza Kahouri (IRN)
Fourth Official: Akbar Bakhshizadih (IRN)