FIFA Futsal World Cup 2021 – Round of 16

Russia – Vietnam
Referee 1: Roberto Lopez (PAN, photo)
Referee 2: Henry Gutierrez (BOL)
Third Official: Carlos Martinez (PAR)
Timekeeper: Carlos Gonzalez (GUA)
Reserve AR: Cristian Espindola (CHI)

Venezuela – Morocco
Referee 1: Hussain Al Bahhar (BHR)
Referee 2: Josh Wilkens (USA)
Third Official: An Ran (CHN)
Timekeeper: Ronny Castro (CRC)
Reserve AR: Fahad Al-Hosani (UAE)

23 September 2021
Kazakhstan – Thailand
Referee 1: Mohamed Hassan (EGY)
Referee 2: Khalid Hnich (MAR)
Third Referee: Aymen Kammoun (TUN)
Timekeeper: Antony Riley (NZL)
Reserve AR: Tarek El-Khataby (EGY)

Argentina – Paraguay
Referee 1: Nurdin Bukuev (KGZ)
Referee 2: Nikola Jelic (CRO)
Third Referee: Daniel Matkovic (SUI)
Timekeeper: Alejandro Martinez (ESP)
Reserve AR: Juan Cordero (ESP)

Brazil – Japan
Referee 1: Irina Velikanova (RUS)
Referee 2: Cedric Pelissier (FRA)
Third Referee: Jorge Flores (SLV)
Timekeeper: Borislav Kolev (BUL)
Reserve AR: Chiara Perona (ITA)