21-23 May 2019River Plate – Colon
Referee: Mario Diaz de Vivar (PAR, photo)
Assistant Referee 1: Juan Zorrilla (PAR)
Assistant Referee 2: Carlos Caceres (PAR)
Fourth Official: Juan Benitez (PAR)
Referee Assessor: Sergio Cristiano (BRA)
Universidad Catolica – Melgar
Referee: Angel Arteaga (VEN)
Assistant Referee 1: Lubin Torrealba (VEN)
Assistant Referee 2: Alberto Ponte (VEN)
Fourth Official: Juan Soto (VEN)
Referee Assessor: Wilson Lamouroux (COL)
Royal Pari – Macara
Referee: Michael Espinoza (PER)
Assistant Referee 1: Raul Lopez (PER)
Assistant Referee 2: Jesus Sanchez (PER)
Fourth Official: Miguel Santivañez (PER)
Referee Assessor: Francisco Mondria (CHI)
Union Española – Sporting Cristal
Referee: Guillermo Guerrero (ECU)
Assistant Referee 1: Juan Macias (ECU)
Assistant Referee 2: Flavio Nall (ECU)
Fourth Official: Carlos Orbe (ECU)
Referee Assessor: Roberto Perassi (BRA)
Rio Negro Aguilas – Independiente
Referee: Eber Aquino (PAR)
Assistant Referee 1: Eduardo Cardozo (PAR)
Assistant Referee 2: Roberto Cañete (PAR)
Fourth Official: Jose Mendez (PAR)
Referee Assessor: Jose Carpio (ECU)
Union La Calera – Atletico Mineiro
Referee: Roddy Zambrano (ECU)
Assistant Referee 1: Luis Vera (ECU)
Assistant Referee 2: Edwin Bravo (ECU)
Fourth Official: Franklin Congo (ECU)
Referee Assessor: Henry Gambetta (PER)
Zulia – Palestino
Referee: Gustavo Murillo (COL)
Assistant Referee 1: Sebastian Vela (COL)
Assistant Referee 2: John Gallego (COL)
Fourth Official: John Ospina (COL)
Referee Assessor: Juan Corozo (ECU)
Deportivo Cali – Penarol
Referee: Anderson Daronco (BRA)
Assistant Referee 1: Rodrigo Correa (BRA)
Assistant Referee 2: Guilherme Camilo (BRA)
Fourth Official: Braulio Machado (BRA)
Referee Assessor: Juan Lugones (BOL)
Sol de America – Botafogo
Referee: German Delfino (ARG)
Assistant Referee 1: Lucas Germanotta (ARG)
Assistant Referee 2: Pablo Gonzalez (ARG)
Fourth Official: Fernando Echenique (ARG)
Referee Assessor: Roberto Silvera (URU)
Liverpool – Caracas
Referee: Rodolpho Toski (BRA)
Assistant Referee 1: Bruno Boschilia (BRA)
Assistant Referee 2: Alessandro Rocha (BRA)
Fourth Official: Wagner Magalhaes (BRA)
Referee Assessor: Sergio Viola (ARG)
La Equidad – Deportivo Santaní
Referee: Ivo Mendez (BOL)
Assistant Referee 1: Juan Montano (BOL)
Assistant Referee 2: Ariel Guizada (BOL)
Fourth Official: Raul Orosco (BOL)
Referee Assessor: Jorge Jaimes (PER)
Corinthians – Deportivo Lara
Referee: Cristian Garay (CHI)
Assistant Referee 1: Raul Orellana (CHI)
Assistant Referee 2: Claudio Urrutia (CHI)
Fourth Official: Felipe Gonzalez (CHI)
Referee Assessor: Rodolfo Otero (ARG)
Montevideo Wanderers – Atletico Cerro
Referee: Dario Herrera (ARG)
Assistant Referee 1: Maximiliano Del Yesso (ARG)
Assistant Referee 2: Cristian Navarro (ARG)
Fourth Official: Facundo Tello (ARG)
Referee Assessor: Juan Cardellino (URU)
Argentinos Juniors – Deportes Tolima
Referee: Daniel Fedorczuk (URU)
Assistant Referee 1: Miguel Nievas (URU)
Assistant Referee 2: Horacio Ferreiro (URU)
Fourth Official: Andres Matonte (URU)
Referee Assessor: Ednilson Corona (BRA)
Independiente Del Valle – Universidad Catolica
Referee: Andres Cunha (URU)
Assistant Referee 1: Gabriel Popovits (URU)
Assistant Referee 2: Carlos Barreiro (URU)
Fourth Official: Gustavo Tejera (URU)
Referee Assessor: Manuel Bernal (PAR)
Fluminense – Atletico Nacional
Referee: Roberto Tobar (CHI)
Assistant Referee 1: Christian Schiemann (CHI)
Assistant Referee 2: Claudio Rios (CHI)
Fourth Official: Cesar Deischler (CHI)
Referee Assessor: Sabrina Lois (ARG)
