Brazil – Colombia
Referee: Roberto Tobar (CHI, photo)
Assistant Referee 1: Christian Schiemann (CHI)
Assistant Referee 2: Claudio Rios (CHI)
Fourth Official: Nicolas Gamboa (CHI)
VAR: German Delfino (ARG)
AVAR: Juan Lara (CHI)
Referee Assessor: Mauricio Espinosa (URU)
Paraguay – Chile
Referee: Patricio Loustau (ARG)
Assistant Referee 1: Ezequiel Brailovsky (ARG)
Assistant Referee 2: Maximiliano del Yesso (ARG)
Fourth Official: Nicolas Lamolina (ARG)
VAR: Victor Carrillo (PER)
AVAR: Christian Lescano (ECU)
Referee Assessor: Ana Perez (PER)
Peru – Bolivia
Referee: Eber Aquino (PAR)
Assistant Referee 1: Eduardo Cardozo (PAR)
Assistant Referee 2: Milciades Saldivar (PAR)
Fourth Official: Carlos Benitez (PAR)
VAR: Leodan Gonzalez (URU)
AVAR: Juan Benitez (PAR)
Referee Assessor: Jose Buitrago (COL)
Ecuador – Venezuela
Referee: Christian Ferreyra (URU)
Assistant Referee 1: Martin Soppi (URU)
Assistant Referee 2: Andres Nievas (URU)
Fourth Official: Gustavo Tejera (URU)
VAR: Nicolas Gallo (COL)
AVAR: John Leon (COL)
Referee Assessor: Manuel Bernal (PAR)
Uruguay – Argentina
Referee: Alexis Herrera (VEN)
Assistant Referee 1: Carlos Lopez (VEN)
Assistant Referee 2: Jorge Urrego (VEN)
Fourth Official: Piero Maza (CHI)
VAR: Julio Bascunan (CHI)
AVAR: Raul Orellana (CHI)
Referee Assessor: Ubaldo Aquino (PAR)