8 April 2014Cerro Porteño – Deportivo Cali
Referee: Dario Ubriaco (URU, photo)
Assistant Referee 1: Mauricio Espinosa (URU)
Assistant Referee 2: Nicolas Taran (URU)
Fourth Official: Enrique Caceres (PAR)
Referee Observer: Manuel Bernal (PAR)
Vélez Sarsfield – Universitario
Referee: Carlos Ulloa (CHI)
Assistant Referee 1: Juan Maturana (CHI)
Assistant Referee 2: Marcelo Barraza (CHI)
Fourth Official: Silvio Trucco (ARG)
Referee Observer: Juan Crespi (ARG)
The Strongest – Atletico Paranaense
Referee: Roddy Zambrano (ECU)
Assistant Referee 1: Luis Vera (ECU)
Assistant Referee 2: Edwin Bravo (ECU)
Fourth Official: Gery Vargas (BOL)
Referee Observer: Marcelo Ortube (BOL)
O'Higgins – Lanus
Referee: Wilton Sampaio (BRA)
Assistant Referee 1: Alessandro Rocha (BRA)
Assistant Referee 2: Marcio Santiago (BRA)
Fourth Official: Jorge Osorio (CHI)
Referee Observer: Pablo Pozo (CHI)
Union Española – Independiente Del Valle
Referee: Julio Quintana (PAR)
Assistant Referee 1: Carlos Caceres (PAR)
Assistant Referee 2: Eduardo Cardozo (PAR)
Fourth Official: Eduardo Gamboa (CHI)
Referee Observer: Guido Aros (CHI)
9 April 2014
San Lorenzo – Botafogo
Referee: Juan Soto (VEN)
Assistant Referee 1: Carlos Lopez (VEN)
Assistant Referee 2: Luis Murillo (VEN)
Fourth Official: Pablo Diaz (ARG)
Referee Observer: Abel Gnecco (ARG)
Flamengo – León
Referee: Diego Abal (ARG)
Assistant Referee 1: Gustavo Rossi (ARG)
Assistant Referee 2: Ivan Nunez (ARG)
Fourth Official: Pericles Cortez (BRA)
Referee Observer: Sergio Cristiano (BRA)
Bolívar – Emelec
Referee: Mauro Vigliano (ARG)
Assistant Referee 1: Ariel Scime (ARG)
Assistant Referee 2: Cristian Navarro (ARG)
Fourth Official: Johnny Cuellar (BOL)
Referee Observer: Oscar Ortube (BOL)
Cruzeiro – Real Garcilaso
Referee: Adrián Vélez (COL)
Assistant Referee 1: Wilson Berrio (COL)
Assistant Referee 2: Rafael Rivas (COL)
Fourth Official: Ricardo Marques (BRA)
Referee Observer: Alicio Pena (BRA)
Defensor Sporting – Universidad de Chile
Referee: Patricio Loustau (ARG)
Assistant Referee 1: Diego Bonfa (ARG)
Assistant Referee 2: Ezequiel Brailovsky (ARG)
Fourth Official: Andres Cunha (URU)
Referee Observer: Jorge Nieves (URU)
10 April 2014
Atletico Mineiro – Zamora
Referee: Roberto Tobar (CHI)
Assistant Referee 1: Francisco Mondria (CHI)
Assistant Referee 2: Raul Orellana (CHI)
Fourth Official: Ricardo Marques (BRA)
Referee Observer: Jose Eugenio (BRA)
Nacional – Santa Fé
Referee: Martín Vázquez (URU)
Assistant Referee 1: Carlos Pastorino (URU)
Assistant Referee 2: Gabriel Popovits (URU)
Fourth Official: Ulises Mereles (PAR)
Referee Observer: Cecilio Bejarano (PAR)
Peñarol – Deportivo Anzoategui
Referee: Diego Haro (PER)
Assistant Referee 1: Johnny Bossio (PER)
Assistant Referee 2: Braulio Cornejo (PER)
Fourth Official: Christian Ferreyra (URU)
Referee Observer: Ernesto Filippi (URU)
Arsenal – Santos Laguna
Referee: Marcelo Henrique (BRA)
Assistant Referee 1: Kleber Gil (BRA)
Assistant Referee 2: Fabricio Vilarinho (BRA)
Fourth Official: Fernando Rapallini (ARG)
Referee Observer: Abel Gnecco (ARG)
Newell's Old Boys – Atletico Nacional
Referee: Antonio Arias (PAR)
Assistant Referee 1: Dario Gaona (PAR)
Assistant Referee 2: Milciades Saldivar (PAR)
Fourth Official: Diego Ceballos (ARG)
Referee Observer: Carlos Coradina (ARG)
Gremio – Nacional
Referee: Óscar Maldonado (BOL)
Assistant Referee 1: Efrain Castro (BOL)
Assistant Referee 2: Wilson Arellano (BOL)
Fourth Official: Leandro Vuaden (BRA)
Referee Observer: Luis Martins (BRA)