Copa Sudamericana – Round of 16 (First Leg, I)

18 September 2013
Lanus – Universidad de Chile 
Referee: Carlos Amarilla (PAR, photo)
Assistant Referee 1: Dario Gaona (PAR)
Assistant Referee 2: Juan Zorrilla (PAR)
Fourth Official: Mauro Vigliano (ARG)
Referee Observer: Abel Gnecco (ARG)

La Equidad – Velez Sarsfield
Referee: Roberto Silvera (URU)
Assistant Referee 1: Mauricio Espinosa (URU)
Assistant Referee 2: Marcelo Costa (URU)
Fourth Official: Imer Machado (COL)
Referee Observer: Oscar Ruiz (COL)

19 September 2013
Liga de Loja – River Plate
Referee: Jose Buitrago (COL)
Assistant Referee 1: Wilson Berrio (COL)
Assistant Referee 2: Alexander Guzman (COL)
Fourth Official: Diego Lara (ECU)
Referee Observer: Bommer Fierro (ECU)