19 February 2013Arsenal London – Bayern Munchen
Referee: Svein Oddvar Moen (NOR, photo)
Assistant Referee 1: Kim Haglund (NOR)
Assistant Referee 2: Frank Andas (NOR)
Additional AR 1: Ken Henry Johnsen (NOR)
Additional AR 2: Dag Vidar Hafsas (NOR)
Fourth Official: Sven Erik Midthjell (NOR)
Referee Observer: Vítor Melo Pereira (POR)
FC Porto – Malaga
Assistant Referee 1: Kim Haglund (NOR)
Assistant Referee 2: Frank Andas (NOR)
Additional AR 1: Ken Henry Johnsen (NOR)
Additional AR 2: Dag Vidar Hafsas (NOR)
Fourth Official: Sven Erik Midthjell (NOR)
Referee Observer: Vítor Melo Pereira (POR)
FC Porto – Malaga
Assistant Referee 1: Simon Beck (ENG)
Assistant Referee 2: Stuart Burt (ENG)
Additional AR 1: Lee Probert (ENG)
Additional AR 2: Michael Dean (ENG)
Fourth Official: Simon Long (ENG)
Referee Observer: Alfredo Trentalange (ITA)
20 February 2013
Galatasaray – Schalke
Referee: William Collum (SCO)
Assistant Referee 1: Martin Cryans (SCO)
Assistant Referee 2: William Conquer (SCO)
Additional AR 1: Robert Madden (SCO)
Additional AR 2: John Beaton (SCO)
Fourth Official: Alan Mulvanny (SCO)
Referee Observer: Pierluigi Collina (ITA)
AC Milan – FC Barcelona
Referee: Craig Thomson (SCO)
Assistant Referee 1: Derek Rose (SCO)
Assistant Referee 2: Alasdair Ross (SCO)
Additional AR 1: Steven McLean (SCO)
Additional AR 2: Kevin Clancy (SCO)
Fourth Official: Graham Chambers (SCO)
Referee Observer: Laszlo Vagner (HUN)