UEFA Champions League – Round of 16 (Second Leg)

5 March 2013
Manchester United – Real Madrid 
Referee: Cuneyt Cakir (TUR, photo)
Assistant Referee 1: Bahattin Duran (TUR)
Assistant Referee 2: Tarik Ongun (TUR)
Additional AR 1: Huseyin Gocek (TUR)
Additional AR 2: Mete Kalkavan (TUR)
Fourth Official: Emre Eyisoy (TUR)
Referee Observer: Pierluigi Collina (ITA)

Borussia Dortmund – Shakhtar Donetsk 

Referee: Damir Skomina (SVN)
Assistant Referee 1: Matej Zunic (SVN)
Assistant Referee 2: Bojan Ul (SVN)
Additional AR 1: Slavko Vincic (SVN)
Additional AR 2: Roberto Ponis (SVN)
Fourth Official: Primoz Arhar (SVN)
Referee Observer: Peter Mikkelsen (DEN)

6 March 2013
Paris St. Germain – Valencia

Referee: Milorad Mazic (SRB)
Assistant Referee 1: Milovan Ristic (SRB)
Assistant Referee 2: Igor Radojcic (SRB)
Additional AR 1: Danilo Grujic (SRB)
Additional AR 2: Milenko Vukadinovic (SRB)
Fourth Official: Dalibor Djurdjevic (SRB)
Referee Observer: David Elleray (ENG)

Juventus – Celtic 

Referee: Firat Aydinus (TUR)
Assistant Referee 1: Serkan Ok (TUR)
Assistant Referee 2: Aleks Tascioglu (TUR)
Additional AR 1: Baris Simsek (TUR)
Additional AR 2: Tolga Ozkalfa (TUR)
Fourth Official: Cem Satman (TUR)
Referee Observer: Zdravko Jokic (SRB)