29 April 2014
Defensor – The Strongest
Referee: Antonio Arias (PAR, photo)
Assistant Referee 1: Rodney Aquino (PAR)
Assistant Referee 2: Carlos Cáceres (PAR)
Fourth Official: Mario Diaz de Vivar (PAR)
Referee Observer: Ernesto Filippi (URU)
Vélez – Nacional
Referee: Sandro Ricci (BRA)
Assistant Referee 1: Emerson Carvalho (BRA)
Assistant Referee 2: Marcelo van Gasse (BRA)
Fourth Official: Marcelo Henrique (BRA)
Referee Observer: Abel Gnecco (ARG)
30 April 2014
Unión Española – Arsenal
Referee: Ricardo Marques (BRA)
Assistant Referee 1: Marcio Santiago (BRA)
Assistant Referee 2: Cleriston Barreto (BRA)
Fourth Official: Francisco Nascimiento (BRA)
Referee Observer: Patricio Basualto (CHI)
Cerro Porteño – Cruzeiro
Referee: Dario Ubriaco (URU)
Assistant Referee 1: Mauricio Espinosa (URU)
Assistant Referee 2: Carlos Changala (URU)
Fourth Official: Christian Ferreyra (URU)
Referee Observer: Ubaldo Aquino (PAR)
Gremio – San Lorenzo
Referee: Roberto Silvera (URU)
Assistant Referee 1: Carlos Pastorino (URU)
Assistant Referee 2: Nicolás Tarán (URU)
Fourth Official: Andrés Cunha (URU)
Referee Observer: Wilson Seneme (BRA)
1 May 2014
Atlético Mineiro – Atlético Nacional
Referee: Patricio Loustau (ARG)
Assistant Referee 1: Diego Bonfa (ARG)
Assistant Referee 2: Iván Núñez (ARG)
Fourth Official: Pablo Díaz (ARG)
Referee Observer: Alicio Peña (BRA)