Lazio – Viktoria Plzen
Referee: Danny Makkelie NED (photo)
Assistant Referee 1: Hessel Steegstra NED
Assistant Referee 2: Jan de Vries NED
Fourth Official: Marc Nagtegaal NED
VAR: Rob Dieperink NED
AVAR: Erwin Blank NED
Referee Observer: Drago Kos SVN
Olympiacos – Bodo Glimt
Referee: Felix Zwayer GER
Assistant Referee 1: Robert Kempter GER
Assistant Referee 2: Christian Dietz GER
Fourth Official: Matthias Jöllenbeck GER
VAR: Sören Storks GER
AVAR: Robert Schröder GER
Referee Observer: Jorn-West Larsen DEN
Eintracht Frankfurt – AFC Ajax
Referee: Irfan Peljto BIH
Assistant Referee 1: Senad Ibrišimbegović BIH
Assistant Referee 2: Davor Beljo BIH
Fourth Official: Miloš Gigovic BIH
VAR: Marco Di Bello ITA
AVAR: Tomasz Kwiatkowski POL
Referee Observer: Lucilio Batista POR
Athletic Club – AS Roma
Referee: Clément Turpin FRA
Assistant Referee 1: Nicolas Danos FRA
Assistant Referee 2: Benjamin Pages FRA
Fourth Official: Mathieu Vernice FRA
VAR: Jérôme Brisard FRA
AVAR: Fedayi San SUI
Referee Observer: Marinus Koopman NED
Tottenham Hotspurs – AZ Alkmaar
Referee: Joao Pinheiro POR
Assistant Referee 1: Bruno Jesus POR
Assistant Referee 2: Luciano Maia POR
Fourth Official: Joao Gonçalves POR
VAR: Tiago Martins POR
AVAR: Bastian Dankert GER
Referee Observer: Alexandru Deaconu ROU
Manchester United – Real Sociedad
Referee: Benoît Bastien FRA
Assistant Referee 1: Hicham Zakrani FRA
Assistant Referee 2: Aurélien Berthomieu FRA
Fourth Official: Jérémie Pignard FRA
VAR: Willy Delajod FRA
AVAR: Benoît Millot FRA
Referee Observer: Lutz-Michael Fröhlich GER
Olympique Lyonnais – FCSB
Referee: Anthony Taylor ENG
Assistant Referee 1: Gary Beswick ENG
Assistant Referee 2: Adam Nunn ENG
Fourth Official: Sam Barrott ENG
VAR: Jarred Gillett ENG
AVAR: Michael Salisbury ENG
Referee Observer: Dejan Filipović SRB
Rangers FC – Fenerbahce SK
Referee: Espen Eskas NOR
Assistant Referee 1: Jan Engan NOR
Assistant Referee 2: Isaak Bashevkin NOR
Fourth Official: Rohit Saggi NOR
VAR: Pol van Boekel NED
AVAR: Christian Dingert GER
Referee Observer: Martin Hansson SWE
