Referee: Howard Webb (ENG, photo)
Assistant Referee 1: Michael Mullarkey (ENG)
Assistant Referee 2: Stephen Child (ENG)
Additional AR 1: Martin Atkinson (ENG)
Additional AR 2: Mark Clattenburg (ENG)
Fourth Official: Michael Dean (ENG)
18 April 2012
Chelsea – Barcelona
Referee: Felix Brych (GER)
Assistant Referee 1: Mike Pickel (GER)
Assistant Referee 2: Mark Borsch (GER)
Additional AR 1: Florian Meyer (GER)
Additional AR 2: Deniz Aytekin (GER)
Fourth Official: Manuel Grafe (GER)
Assistant Referee 1: Michael Mullarkey (ENG)
Assistant Referee 2: Stephen Child (ENG)
Additional AR 1: Martin Atkinson (ENG)
Additional AR 2: Mark Clattenburg (ENG)
Fourth Official: Michael Dean (ENG)
18 April 2012
Chelsea – Barcelona
Referee: Felix Brych (GER)
Assistant Referee 1: Mike Pickel (GER)
Assistant Referee 2: Mark Borsch (GER)
Additional AR 1: Florian Meyer (GER)
Additional AR 2: Deniz Aytekin (GER)
Fourth Official: Manuel Grafe (GER)