4 July 2017Godoy Cruz – Gremio
Referee: Víctor Carrillo (PER, photo)
Assistant Referee 1: Jonny Bossio (PER)
Assistant Referee 2: Coty Carrera (PER)
Fourth Official: Michael Espinoza (PER)
Referee Assessor: Carlos Torres (PAR)
Guaraní – River Plate
Referee: Andrés Cunha (URU)
Assistant Referee 1: Nicolás Tarán (URU)
Assistant Referee 2: Mauricio Espinosa (URU)
Fourth Official: Esteban Ostojich (URU)
Referee Assessor: Roberto Perassi (BRA)
5 July 2017
Atlético Paranaense – Santos
Referee: Roberto Tobar (CHI)
Assistant Referee 1: Marcelo Barraza (CHI)
Assistant Referee 2: Claudio Ríos (CHI)
Fourth Official: Eduardo Gamboa (CHI)
Referee Assessor: Manoel Serapiao (BRA)
Barcelona – Palmeiras
Referee: Patricio Loustau (ARG)
Assistant Referee 1: Diego Bonfa (ARG)
Assistant Referee 2: Gustavo Rossi (ARG)
Fourth Official: Germán Delfino (ARG)
Referee Assessor: José Buitrago (COL)
Jorge Wilstermann – Atlético Mineiro
Referee: Daniel Fedorczuk (URU)
Assistant Referee 1: Richard Trinidad (URU)
Assistant Referee 2: Carlos Pastorino (URU)
Fourth Official: Óscar Rojas (URU)
Referee Assessor: Carlos Herrera (ECU)
6 July 2017
The Strongest – Lanús
Referee: Wilton Sampaio (BRA)
Assistant Referee 1: Bruno Boschilia (BRA)
Assistant Referee 2: Rodrigo Correa (BRA)
Fourth Official: Raphael Claus (BRA)
Referee Assessor: Roberto Silvera (URU)
Emelec – San Lorenzo
Referee: Wilson Lamouroux (COL)
Assistant Referee 1: Wilmar Navarro (COL)
Assistant Referee 2: John León (COL)
Fourth Official: Andrés Rojas (COL)
Referee Assessor: Víctor Rivera (PER)
Nacional – Botafogo
Referee: Julio Bascuñán (CHI)
Assistant Referee 1: Christian Schiemann (CHI)
Assistant Referee 2: Carlos Astroza (CHI)
Fourth Official: Jorge Osorio (CHI)
Referee Assessor: Rodolfo Otero (ARG)