Colombia – Brazil
Referee: Andres Matonte (URU, photo)
Assistant Referee 1: Nicolas Taran (URU)
Assistant Referee 2: Martin Soppi (URU)
Fourth Official: Mathias De Armas (URU)
VAR: Leodan Gonzalez (URU)
AVAR: Richard Trinidad (URU)
Referee Assessor: Patricio Loustau (ARG)
VAR Supervisor: Henry Gambetta (PER)
Argentina – Uruguay
Referee: Wilmar Roldan (COL)
Assistant Referee 1: Alexander Guzman (COL)
Assistant Referee 2: John Leon (COL)
Fourth Official: Carlos Betancur (COL)
VAR: John Ospina (COL)
AVAR: Yadir Acuna (COL)
Referee Assessor: Alicio Pena (BRA)
VAR Supervisor: Claudio Rios (CHI)
Chile – Paraguay
Referee: Fernando Rapallini (ARG)
Assistant Referee 1: Ezequiel Brailovsky (ARG)
Assistant Referee 2: Gabriel Chade (ARG)
Fourth Official: Nicolas Lamolina (ARG)
VAR: Silvio Trucco (ARG)
AVAR: Hernan Mastrangelo (ARG)
Referee Assessor: Jose Buitrago (COL)
VAR Supervisor: Roberto Silvera (URU)
Bolivia – Peru
Referee: Guillermo Guerrero (ECU)
Assistant Referee 1: Christian Lescano (ECU)
Assistant Referee 2: Byron Romero (ECU)
Fourth Official: Luis Quiroz (ECU)
VAR: Carlos Orbe (ECU)
AVAR: Edison Vasquez (ECU)
Referee Assessor: Marlon Escalante (VEN)
VAR Supervisor: Patricio Polic (CHI)
Venezuela – Ecuador
Referee: Juan Benitez (PAR)
Assistant Referee 1: Eduardo Cardozo (PAR)
Assistant Referee 2: Jose Cuevas (PAR)
Fourth Official: Juan Lopez (PAR)
VAR: Carlos Benitez (PAR)
AVAR: Milciades Saldivar (PAR)
Referee Assessor: Ednilson Corona (BRA)
VAR Supervisor: Pericles Cortes (BRA)