Copa Sudamericana – Quarter-finals (Second Leg)

6 November 2013
Atletico Nacional – Sao Paulo
Referee: Enrique Osses (CHI, photo)
Assistant Referee 1: Carlos Astroza (CHI)
Assistant Referee 2: Sergio Roman (CHI)
Fourth Official: Eduardo Gamboa (CHI)
Referee Observer: Luis Agudelo (COL)

River Plate – Lanus
Referee: Diego Abal (ARG)
Assistant Referee 1: Hernan Maidana (ARG)
Assistant Referee 2: Ernesto Uziga (ARG)
Fourth Official: Mauro Vigliano (ARG)
Referee Observer: Carlos Coradina (ARG)

7 November 2013
Velez Sarsfield – Ponte Petra
Referee: Wilmar Roldan (COL)
Assistant Referee 1: Humberto Clavijo (COL)
Assistant Referee 2: Eduardo Diaz (COL)
Fourth Official: Imer Machado (COL)
Referee Observer: Abel Gnecco (ARG)

Itagui – Libertad
Referee: Roberto Silvera (URU)
Assistant Referee 1: Mauricio Espinoza (URU)
Assistant Referee 2: Gabriel Popovits (URU)
Fourth Official: Christian Ferreira (URU)
Referee Observer: Pablo Montoya (COL)