Solomon Islands – Portugal
Referee 1: Carlos Martinez (PAR, photo)
Referee 2: Henry Gutierrez (BOL)
Third Official: Juan Cordero (ESP)
Timekeeper: Cristian Espindola (CHI)
Reserve AR: Alejandro Martinez (ESP)
Panama – Vietnam
Referee 1: Eduardo Coelho (POR)
Referee 2: Daniel Matkovic (SUI)
Third Official: Borislav Kolev (BUL)
Timekeeper: Daniel Rodriguez (URU)
Reserve AR: Chiara Perona (ITA)
Brazil – Czech Republic
Referee 1: Carlos Gonzalez (GUA)
Referee 2: Jorge Flores (SLV)
Third Official: Diego Molina (CRC)
Timekeeper: Valeria Palma (CHI)
Reserve AR: Borislav Kolev (BUL)
Thailand – Morocco
Referee 1: Irina Velikanova (RUS)
Referee 2: Christopher Sinclair (NZL)
Third Official: Ondrej Cerny (CZE)
Timekeeper: Gelareh Nazemi (IRN)
Reserve AR: Ebrahim Mehrabi (IRN)
17 September 2021
Iran – USA
Referee 1: Tarek El-Khataby (EGY)
Referee 2: Cedric Pelissier (FRA)
Third Official: Nikola Jelic (CRO)
Timekeeper: Mohamed Hassan (EGY)
Reserve AR: An Ran (CHN)
Spain – Japan
Referee 1: Valeria Palma (CHI)
Referee 2: Maria Pinto (ARG)
Third Official: Roberto Lopez (PAN)
Timekeeper: Dario Santamaria (ARG)
Reserve AR: Gean Telles (BRA)
Angola – Paraguay
Referee 1: Ryan Shepheard (AUS)
Referee 2: Fahad Al-Hosani (UAE)
Third Official: Hussain Al Bahhar (BHR)
Timekeeper: Ronny Castro (CRC)
Reserve AR: Josh Wilkens (USA)
Argentina – Serbia
Referee 1: Nurdin Bukuev (KGZ)
Referee 2: Tomohiro Kozaki (JPN)
Third Official: Antony Riley (NZL)
Timekeeper: Khalid Hnich (MAR)
Reserve AR: Aymen Kammoun (TUN)
Referee 1: Carlos Martinez (PAR, photo)
Referee 2: Henry Gutierrez (BOL)
Third Official: Juan Cordero (ESP)
Timekeeper: Cristian Espindola (CHI)
Reserve AR: Alejandro Martinez (ESP)
Panama – Vietnam
Referee 1: Eduardo Coelho (POR)
Referee 2: Daniel Matkovic (SUI)
Third Official: Borislav Kolev (BUL)
Timekeeper: Daniel Rodriguez (URU)
Reserve AR: Chiara Perona (ITA)
Brazil – Czech Republic
Referee 1: Carlos Gonzalez (GUA)
Referee 2: Jorge Flores (SLV)
Third Official: Diego Molina (CRC)
Timekeeper: Valeria Palma (CHI)
Reserve AR: Borislav Kolev (BUL)
Thailand – Morocco
Referee 1: Irina Velikanova (RUS)
Referee 2: Christopher Sinclair (NZL)
Third Official: Ondrej Cerny (CZE)
Timekeeper: Gelareh Nazemi (IRN)
Reserve AR: Ebrahim Mehrabi (IRN)
17 September 2021
Iran – USA
Referee 1: Tarek El-Khataby (EGY)
Referee 2: Cedric Pelissier (FRA)
Third Official: Nikola Jelic (CRO)
Timekeeper: Mohamed Hassan (EGY)
Reserve AR: An Ran (CHN)
Spain – Japan
Referee 1: Valeria Palma (CHI)
Referee 2: Maria Pinto (ARG)
Third Official: Roberto Lopez (PAN)
Timekeeper: Dario Santamaria (ARG)
Reserve AR: Gean Telles (BRA)
Angola – Paraguay
Referee 1: Ryan Shepheard (AUS)
Referee 2: Fahad Al-Hosani (UAE)
Third Official: Hussain Al Bahhar (BHR)
Timekeeper: Ronny Castro (CRC)
Reserve AR: Josh Wilkens (USA)
Argentina – Serbia
Referee 1: Nurdin Bukuev (KGZ)
Referee 2: Tomohiro Kozaki (JPN)
Third Official: Antony Riley (NZL)
Timekeeper: Khalid Hnich (MAR)
Reserve AR: Aymen Kammoun (TUN)
