Copa Libertadores – Semi-finals (Second Leg)

20 June 2012
Corinthians – Santos
Referee: Leandro Pedro Vuaden (BRA, photo)
Assistant Referee 1: Altemir Hausmann (BRA)
Assistant Referee 2: Alessandro Rocha (BRA)
Fourth Official: Ricardo Marques (BRA)

21 June 2012
Universidad de Chile – Boca Juniors
Referee: Dario Ubriaco (URU)
Assistant Referee 1: Mauricio Espinosa (URU)
Assistant Referee 2: Miguel Nievas (URU)
Fourth Official: Liber Prudente (URU)