AS Roma – FC Porto
Referee: François Letexier FRA (photo)
Assistant Referee 1: Cyril Mugnier FRA
Assistant Referee 2: Mehdi Rahmouni FRA
Fourth Official: Mathieu Vernice FRA
VAR: Willy Delajod FRA
AVAR: Benoît Millot FRA
Referee Observer: Alain Hamer LUX
Bodo Glimt – FC Twente
Referee: Alejandro Hernández Hernández ESP
Assistant Referee 1: José Naranjo Perez ESP
Assistant Referee 2: Diego Sánchez Rojo ESP
Fourth Official: Juan Martínez Munuera ESP
VAR: Cesar Soto Grado ESP
AVAR: Guillermo Cuadra Fernández ESP
Referee Observer: Karen Nalbandyan ARM
Galatasaray – AZ Alkmaar
Referee: Anthony Taylor ENG
Assistant Referee 1: Gary Beswick ENG
Assistant Referee 2: Ian Hussin ENG
Fourth Official: Samuel Barrott ENG
VAR: Darren England ENG
AVAR: Stuart Attwell ENG
Referee Observer: Uno Tutk EST
FCSB – PAOK
Referee: Matej Jug SVN
Assistant Referee 1: Matej Žunič SVN
Assistant Referee 2: Manuel Vidali SN
Fourth Official: Mihael Antič SVN
VAR: Dragoslav Perič SVN
AVAR: Roberto Ponis SVN
Referee Observer: Marián Ružbarský SV
Viktoria Plzen – Ferencvarosi TC
Referee: Jérôme Brisard FRA
Assistant Referee 1: Benjamin Pages FRA
Assistant Referee 2: Erwan Finjean FRA
Fourth Official: Romain Lissorgue FRA
VAR: Bastien Dechepy FRA
AVAR: Eric Wattellier FRA
Referee Observer: Rune Pedersen NOR
AFC Ajax – Union St. Gilloise
Referee: Christopher Kavanagh ENG
Assistant Referee 1: Lee Betts ENG
Assistant Referee 2: Neil Davies ENG
Fourth Official: Robert Jones ENG
VAR: Peter Bankes ENG
AVAR: Michael Salisbury ENG
Referee Observer: Herbert Fandel GER
Real Sociedad – FC Midtjylland
Referee: Serdar Gözübüyük NED
Assistant Referee 1: Erwin Zeinstra NED
Assistant Referee 2: Patrick Inia NED
Fourth Official: Joey Kooij NED
VAR: Rob Dieperink NED
AVAR: Pol van Boekel NED
Referee Observer: Emil Bozinovski MKD
Anderlecht – Fenerbahce
Referee: Sandro Schärer SUI
Assistant Referee 1: Stéphane De Almeida SUI
Assistant Referee 2: Jonas Erni SUI
Fourth Official: Luca Cibelli SUI
VAR: Lukas Fähndrich SUI
AVAR: Lionel Tschudi SUI
Referee Observer: Matteo Trefoloni ITA
