Peru – Ecuador
Referee: Wilton Sampaio (BRA, photo)
Assistant Referee 1: Marcelo Van Gasse (BRA)
Assistant Referee 2: Bruno Boschilia (BRA)
Fourth Official: Luiz Oliveira (BRA)
VAR: Juan Soto (VEN)
AVAR: Rodrigo Correa (BRA)
Referee Assessor: Marlon Escalante (VEN)
VAR Supervisor: Rodolfo Otero (ARG)
Argentina – Colombia
Referee: Raphael Claus (BRA)
Assistant Referee 1: Bruno Pires (BRA)
Assistant Referee 2: Danilo Manis (BRA)
Fourth Official: Wagner Magalhaes (BRA)
VAR: Wagner Reway (BRA)
AVAR: Rodrigo D'Alonso (BRA)
Referee Assessor: Juan Cardellino (URU)
VAR Supervisor: Dario Ubriaco (URU)
Uruguay – Venezuela
Referee: Bruno Arleu (BRA)
Assistant Referee 1: Kleber Gil (BRA)
Assistant Referee 2: Rafael Alves (BRA)
Fourth Official: Edina Alves (BRA)
VAR: Rafael Traci (BRA)
AVAR: Pericles Bassols (BRA)
Referee Assessor: Manuel Bernal (PAR)
VAR Supervisor: Emerson De Carvalho (BRA)
Brazil – Paraguay
Referee: Facundo Tello (ARG)
Assistant Referee 1: Ezequiel Brailovsky (ARG)
Assistant Referee 2: Maxmiliano Del Yesso (ARG)
Fourth Official: Andres Merlos (ARG)
VAR: Patricio Loustau (ARG)
AVAR: Gery Vargas (BOL)
Referee Assessor: Jose Buitrago (COL)
VAR Supervisor: Carlos Astroza (CHI)
Bolivia – Chile
Referee: Alexis Herrera (VEN)
Assistant Referee 1: Tulio Moreno (VEN)
Assistant Referee 2: Lubin Torrealba (VEN)
Fourth Official: Jose Argote (VEN)
VAR: German Delfino (ARG)
AVAR: Fernando Espinoza (ARG)
Referee Assessor: Sabrina Lois (ARG)
VAR Supervisor: Enrique Caceres (PAR)