30 July - 1 August 2019
Cruzeiro – River Plate
Referee: Roberto Tobar (CHI, photo)
Assistant Referee 1: Claudio Rios (CHI)
Assistant Referee 2: Alejandro Molina (CHI)
Fourth Official: Gustavo Tejera (URU)
VAR: Nicolas Gallo (COL)
AVAR 1: Carlos Orbe (ECU)
AVAR 2: John Leon (COL)
VAR Observer: Ana Perez (PER)
Referee Assessor: Juan Cardellino (URU)
Olimpia – LDU Quito
Referee: Diego Haro (PER)
Assistant Referee 1: Victor Raez (PER)
Assistant Referee 2: Michael Orue (PER)
Fourth Official: Joel Alarcon (PER)
VAR: Alexis Herrera (VEN)
AVAR 1: Juan Soto (VEN)
AVAR 2: Wilmar Navarro (COL)
VAR Observer: Patricio Polic (CHI)
Referee Assessor: Miguel Buitrago (VEN)
Palmeiras – Godoy Cruz
Referee: Esteban Ostojich (URU)
Assistant Referee 1: Richard Trinidad (URU)
Assistant Referee 2: Gabriel Popovits (URU)
Fourth Official: Christian Ferreyra (URU)
VAR: Gery Vargas (BOL)
AVAR 1: Eduardo Gamboa (CHI)
AVAR 2: Nicolas Taran (URU)
VAR Observer: Dario Ubriaco (URU)
Referee Assessor: Cesar Escano (PER)
Internacional – Nacional
Referee: Fernando Rapallini (ARG)
Assistant Referee 1: Juan Belatti (ARG)
Assistant Referee 2: Maximiliano del Yesso (ARG)
Fourth Official: Dario Herrera (ARG)
VAR: German Delfino (ARG)
AVAR 1: Arnaldo Samaniego (PAR)
AVAR 2: Diego Bonfa (ARG)
VAR Observer: Angel Sanchez (ARG)
Referee Assessor: Freddy Arellanos (PER)
Cerro Porteño – San Lorenzo
Referee: Wilmar Roldan (COL)
Assistant Referee 1: Alexander Guzman (COL)
Assistant Referee 2: Dionisio Ruiz (COL)
Fourth Official: Luis Quiroz (ECU)
VAR: Jesus Valenzuela (VEN)
AVAR 1: Guillermo Guerrero (ECU)
AVAR 2: Christian Lescano (ECU)
VAR Observer: Claudio Puga (CHI)
Referee Assessor: Jose Buitrago (COL)
Boca Juniors – Athletico Paranaense
Referee: Julio Bascuñan (CHI)
Assistant Referee 1: Christian Schiemann (CHI)
Assistant Referee 2: Claudio Urrutia (CHI)
Fourth Official: Carlos Herrera (COL)
VAR: Andres Cunha (URU)
AVAR 1: Cristian Garay (CHI)
AVAR 2: Jose Retamal (CHI)
VAR Observer: Mauricio Espinosa (URU)
Referee Assessor: Carlos Pastorino (URU)
Flamengo – Emelec
Referee: Nestor Pitana (ARG)
Assistant Referee 1: Hernan Maidana (ARG)
Assistant Referee 2: Julio Fernandez (ARG)
Fourth Official: Silvio Trucco (ARG)
VAR: Mauro Vigliano (ARG)
AVAR 1: Ivo Mendez (BOL)
AVAR 2: Ezequiel Brailovsky (ARG)
VAR Observer: Ricardo Casas (ARG)
Referee Assessor: Imer Machado (COL)
Libertad – Gremio
Referee: Victor Carrillo (PER)
Assistant Referee 1: Jonny Bossio (PER)
Assistant Referee 2: Jesus Sanchez (PER)
Fourth Official: Marlon Escalante (VEN)
VAR: Daniel Fedorczuk (URU)
AVAR 1: Jose Argote (VEN)
AVAR 2: Jorge Urrego (VEN)
VAR Observer: Martin Vazquez (URU)
Referee Assessor: Roberto Silvera (URU)