2 April 2013Santa Fe – Cerro Porteno
Referee: Juan Soto (VEN, photo)
Assistant Referee 1: Jorge Urrego (VEN)
Assistant Referee 2: Luis Sanchez (VEN)
Fourth Official: Wilson Lamoureux (PER)
Referee Observer: Otalvaro Polanco (PER)
Deportes Iquique – Velez Sarsfield
Referee: Sandro Ricci (BRA)
Assistant Referee 1: Marcelo Van Gasse (BRA)
Assistant Referee 2: Santiago Correa (BRA)
Fourth Official: Jorge Osorio (CHI)
Referee Observer: Ivan Guerrero (CHI)
Palmeiras – Tigre
Assistant Referee 1: Jorge Urrego (VEN)
Assistant Referee 2: Luis Sanchez (VEN)
Fourth Official: Wilson Lamoureux (PER)
Referee Observer: Otalvaro Polanco (PER)
Deportes Iquique – Velez Sarsfield
Referee: Sandro Ricci (BRA)
Assistant Referee 1: Marcelo Van Gasse (BRA)
Assistant Referee 2: Santiago Correa (BRA)
Fourth Official: Jorge Osorio (CHI)
Referee Observer: Ivan Guerrero (CHI)
Palmeiras – Tigre
Assistant Referee 1: Julio Roman (CHI)
Assistant Referee 2: Juan Maturana (CHI)
Fourth Official: Wilton Sampaio (BRA)
Referee Observer: Ednilson Corona (BRA)
Real Garcilaso – Deportes Tolima
Referee: Omar Ponce (PER)
Assistant Referee 1: Carlos Herrera (PER)
Assistant Referee 2: Douglas Bustamante (PER)
Fourth Official: Manuel Garay (PER)
Referee Observer: Alfredo Velarde (PER)
Emelec – Penarol
Referee: Jose Buitrago (COL)
Assistant Referee 1: Wilmar Navarro (COL)
Assistant Referee 2: Wilson Berrio (COL)
Fourth Official: Carlos Orbe (ECU)
Referee Observer: Rogger Zambrano (ECU)
3 April 2013
San Jose – Tijuana
Referee: Diego Ceballos (ARG)
Assistant Referee 1: Ivan Nunez (ARG)
Assistant Referee 2: Ariel Scime (ARG)
Fourth Official: Gery Vargas (BOL)
Referee Observer: Marcelo Ortube (BOL)
Caracas – Huachipato
Referee: Henry Gambetta (PER)
Assistant Referee 1: Jorge Yupanqui (PER)
Assistant Referee 2: Jorge Hurtado (PER)
Fourth Official: Mayker Gomez (VEN)
Referee Observer: Bernardo Corujo (VEN)
Boca Juniors – Barcelona
Referee: Ricardo Marques (BRA)
Assistant Referee 1: Alessandro Rocha (BRA)
Assistant Referee 2: Kleber Gil (BRA)
Fourth Official: Patricio Loustau (ARG)
Referee Observer: Juan Loustau (ARG)
Millonarios – Corinthians
Referee: Saul Laverni (ARG)
Assistant Referee 1: Hernan Maidana (ARG)
Assistant Referee 2: Juan Belatti (ARG)
Fourth Official: Luis Sanchez (COL)
Referee Observer: Oscar Ruiz (COL)
Atletico Mineiro – Arsenal Sarandi
Referee: Enrique Caceres (PAR)
Assistant Referee 1: Dario Gaona (PAR)
Assistant Referee 2: Hugo Martinez (PAR)
Fourth Official: Francisco Nascimiento (BRA)
Referee Observer: Salvio Fagundes (BRA)
4 April 2013
Nacional – Toluca
Referee: Heber Lopes (BRA)
Assistant Referee 1: Altemir Hausmann (BRA)
Assistant Referee 2: Marcio Santiago (BRA)
Fourth Official: Christian Ferreyra (URU)
Referee Observer: Jorge Nieves (URU)
Newells Old Boys – Deportivo Lara
Referee: Raul Orosco (BOL)
Assistant Referee 1: Efraín Castro (BOL)
Assistant Referee 2: Arol Valda (BOL)
Fourth Official: Mauro Vigliani (ARG)
Referee Observer: Carlos Coradina (ARG)
Universidad de Chile – Olimpia
Referee: Roberto Silvera (URU)
Assistant Referee 1: Mauricio Espinosa (URU)
Assistant Referee 2: Carlos Changala (URU)
Fourth Official: Eduardo Gamboa (CHI)
Referee Observer: Pablo Pozo (CHI)
The Strongest – Sao Paulo
Referee: Victor Carrillo (PER)
Assistant Referee 1: Jonny Bossio (PER)
Assistant Referee 2: Cesar Escano (PER)
Fourth Official: Johnny Cuellar (BOL)
Referee Observer: Oscar Ortube (BOL)