23 April 2014 San Lorenzo – Gremio
Referee: Enrique Osses (CHI, photo)
Assistant Referee 1: Carlos Astroza (CHI)
Assistant Referee 2: Sergio Roman (CHI)
Fourth Official: Jorge Osorio (CHI)
Referee Observer: Abel Gnecco (ARG)
Bolívar – León
Referee: Adrián Vélez (COL)
Assistant Referee 1: Wilson Berrio (COL)
Assistant Referee 2: Rafael Rivas (COL)
Fourth Official: Wilson Lamouroux (COL)
Referee Observer: Oscar Ortube (BOL)
Santos Laguna – Lanús
Referee: Dario Ubriaco (URU)
Assistant Referee 1: Mauricio Espinosa (URU)
Assistant Referee 2: Nicolás Tarán (URU)
Fourth Official: Christian Ferreyra (URU)
Referee Observer: Raymundo Sánchez (MEX)
Nacional – Vélez Sarsfield
Referee: Heber Lopes (BRA)
Assistant Referee 1: Marcio Santiago (BRA)
Assistant Referee 2: Cleriston Barreto (BRA)
Fourth Official: Witon Sampaio (BRA)
Referee Observer: Juan Bernabe (PAR)
Atlético Nacional – Atlético Mineiro
Referee: Martín Vázquez (URU)
Assistant Referee 1: Miguel Nievas (URU)
Assistant Referee 2: Carlos Changala (URU)
Fourth Official: Fernando Falce (URU)
Referee Observer: Pablo Montoya (COL)
24 April 2014
Arsenal – Unión Española
Referee: Víctor Carrillo (PER)
Assistant Referee 1: Johnny Bossio (PER)
Assistant Referee 2: Cesar Escano (PER)
Fourth Official: Henry Gambetta (PER)
Referee Observer: Carlos Coradina (ARG)