UEFA Champions League – Round of 16 (First Leg)

21 February 2012
CSKA Moskow – Real Madrid
Referee: Bjorn Kuipers (NED, photo)
Assistant Referee 1: Sander van Roekel (NED)
Assistant Referee 2: Erwin Zeinstra (NED)
Additional AR 1: Pol van Boekel (NED)
Additional AR 2: Richard Liesveld (NED)
Fourth Official: Danny Makkelie (NED)

Napoli – Chelsea
Referee: Carlos Velasco Carballo (ESP)
Assistant Referee 1: Roberto Alonso Fernandez (ESP)
Assistant Referee 2: Juan Yuste Jimenez (ESP)
Additional AR 1: David Fernandez Borbalan (ESP)
Additional AR 2: Carlos Clos Gomez (ESP)
Fourth Official: Fernando Teixeira Vitienes (ESP)

22 February 2012
Olympique Marseille – Inter Milano
Referee: Cuneyt Cakir (TUR)
Assistant Referee 1: Bahattin Duran (TUR)
Assistant Referee 2: Tarik Ongun (TUR)
Additional AR 1: Huseyin Gocek (TUR)
Additional AR 2: Bulent Yildirim (TUR)
Fourth Official: Tolga Ozkalfa (TUR)

FC Basel – Bayern Munchen
Referee: Nicola Rizzoli (ITA)
Assistant Referee 1: Renato Faverani (ITA)
Assistant Referee 2: Andrea Stefani (ITA)
Additional AR 1: Gianluca Rocchi (ITA)
Additional AR 2: Paolo Tagliavento (ITA)
Fourth Official: Mauro Bergonzi (ITA)