UEFA Champions League – Semi-finals (Second Leg)

9 May 2017
Juventus – AS Monaco
Referee: Björn Kuipers (NED, photo)
Assistant Referee: Sander van Roekel (NED)
Assistant Referee: Erwin Zeinstra (NED)
Additional AR 1: Danny Makkelie (NED)
Additional AR 2: Pol van Boekel (NED)
Fourth Official: Mario Diks (NED)
Referee Observer: Vladimir Sajn (SVN)

10 May 2017
Atletico Madrid – Real Madrid
Referee: Cüneyt Cakir (TUR)
Assistant Referee: Bahattin Duran (TUR)
Assistant Referee: Tarik Ongun (TUR)
Additional AR 1: Ali Palabiyik (TUR)
Additional AR 2: Baris Simsek (TUR)
Fourth Official: Emre Eyisoy (TUR)
Referee Observer: Eugen Strigel (GER)