Portugal – Morocco
Referee: Roberto Perez PER (photo)
Assistant Referee 1: Leonar Soto PER
Assistant Referee 2: Jose Castillo PER
Fourth Official: Derlis Lopez PAR
Reserve AR: Eduardo Britos PAR
Bolivia – Italy
Referee: Choi Hyun-Jai KOR
Assistant Referee 1: Bang Gi-Yeol KOR
Assistant Referee 2: Cheon Jin-Hee KOR
Fourth Official: Steven Madrigal CRC
Reserve AR: Luis Granados CRC
Japan – New Caledonia
Referee: Kwinsi Williams TRI
Assistant Referee 1: Ainsley Rochard TRI
Assistant Referee 2: Kirt Charles TRI
Fourth Official: Vasileios Fotias GRE
Reserve AR: Michail Papadakis GRE
UAE – Croatia
Referee: Ivo Mendez BOL
Assistant Referee 1: Edward Saavedra BOL
Assistant Referee 2: Jesus Antelo BOL
Fourth Official: Adonis Carrasco DOM
Reserve AR: Jose Bare DOM
Argentina – Tunisia
Referee: Andrea Colombo ITA
Assistant Referee 1: Giuseppe Perrotti ITA
Assistant Referee 2: Giovanni Baccini ITA
Fourth Official: Oleksii Derevinskyi UKR
Reserve AR: Oleksii Myronov UKR
Senegal – Costa Rica
Referee: Hiroki Kasahara JPN
Assistant Referee 1: Takeshi Asada JPN
Assistant Referee 2: Satoshi Michiyama JPN
Fourth Official: Sander Van Der Eijk NED
Reserve AR: Stefan De Groot NED
Fiji – Belgium
Referee: Jelly Chavani RSA
Assistant Referee 1: Sirak Mengis ERI
Assistant Referee 2: Hamdani Ally TAN
Fourth Official: Tanguy Mebiame GAB
Reserve AR: Salim Alao BEN
Qatar – South Africa
Referee: Fernando Vejar CHI
Assistant Referee 1: Juan Serrano CHI
Assistant Referee 2: Carlos Poblete CHI
Fourth Official: Yender Herrera VEN
Reserve AR: Erizon Nieto VEN