Inter Milano – Atletico de Madrid
Referee: Istvan Kovacs ROU (photo)
Assistant Referee 1: Vasile Marinescu ROU
Assistant Referee 2: Ovidiu Artene ROU
Fourth Official: Horațiu Feșnic ROU
VAR: Marco Fritz GER
AVAR: Cătălin Popa ROU
Referee Observer: Herbert Fandel GER
PSV Eindhoven – Borussia Dortmund
Referee: Srdjan Jovanović SRB
Assistant Referee 1: Uroš Stojković SRB
Assistant Referee 2: Milan Mihajlović SRB
Fourth Official: Novak Simović SRB
VAR: Nejc Kajtazović SVN
AVAR: Ivan Bebek CRO
Referee Observer: Carlos Velasco Carballo ESP
21 February 2024
FC Porto – Arsenal FC
Referee: Serdar Gözübüyük NED
Assistant Referee 1: Erwin Zeinstra NED
Assistant Referee 2: Johan Balder NED
Fourth Official: Joey Kooij NED
VAR: Dennis Higler NED
AVAR: Pol van Boekel NED
Referee Observer: Hugh Dallas SCO
SSC Napoli – FC Barcelona
Referee: Felix Zwayer GER
Assistant Referee 1: Stefan Lupp GER
Assistant Referee 2: Robert Kempter GER
Fourth Official: Sven Jablonski GER
VAR: Bastian Dankert GER
AVAR: Sören Storks GER
Referee Observer: Elmir Pilav BIH
