In all, there are 35 referees of 33 different nationalities on the list released by FIFA. There are 24 VAR officials from 22 different countries.
It's worth remembering that FIFA had already announced that referees would be wearing body cameras during matches in the tournament, which will feature Manchester City and Chelsea.
List of referees for the Club World Cup:
Ramon Abatti - Brazil
Omar Al Ali - United Arab Emirates
Ivan Barton - El Salvador
Djahane Beida - Mauritania
Juan Gabriel Benitez - Paraguay
Espen Eskas - Norway
Alireza Faghani - Australia
Salman Falah - Qatar
Yael Falcon Perez - Argentina
Drew Fischer - Canada
Cristian Garay - Chile
Mustapha Ghorbal - Algeria
Mutaz Ibrahimi - Jordan
Campbell-Kirk Kawana-Waugh - New Zealand
Istvan Kovacs - Romania
Francois Letexier - France
Ma Ning - China
Danny Makkelie - Netherlands
Szymon Marciniak - Poland
Said Martinez - Honduras
Jean Jacques Ndala - DR Congo
Glenn Nyberg - Sweden
Mario Ortiz - Guatemala
Tori Penso - USA
Cesar Ramos - Mexico
Wilton Sampaio - Brazil
Issa Sy - Senegal
Ilgiz Tantashev - Uzbekistan
Anthony Taylor - England
Gustavo Tejera - Uruguay
Facundo Tello - Argentina
Clement Turpin - France
Jesus Valenzuela - Venezuela
Slavko Vincic - Slovenia
Felix Zwayer - Germany
List of video assistant referees (VAR) for the Club World Cup:
Khamis Al-Marri - Qatar
Mahmoud Ashour - Egypt
Ivan Bebek - Croatia
Jerome Brisard - France
Bastian Dankert - Germany
Carlos Del Cerro Grande - Spain
Marco Di Bello - Italy
Rob Dieperink - Netherlands
Hamza El Fariq - Morocco
Shaun Evans - Australia
Nicolas Gallo - Colombia
Leodan Gonzalez - Uruguay
Tatiana Guzman - Nicaragua
Alejandro Hernandez - Spain
Tomasz Kwiatkowski - Poland
Juan Lara - Chile
Hernan Carlos Mastrangelo - Argentina
Fu Ming - China
Erick Miranda - Mexico
Obaid Khadim Mohammed - United Arab Emirates
Guillermo Pacheco - Mexico
Juan Soto - Venezuela
Bram Van Driessche - Belgium
Armando Villarreal - United States