AS Roma – LOSC Lille
Referee: Erik Lambrechts BEL (photo)
Assistant Referee 1: Jo De Weirdt BEL
Assistant Referee 2: Kevin Monteny BEL
Fourth Official: Jasper Vergoote BEL
VAR: Bram Van Driessche BEL
AVAR: Tiago Martins POR
Referee Observer: Alberto Undiano Mallenco ESP
Fenerbahce – OGC Nice
Referee: Srdjan Jovanović SRB
Assistant Referee 1: Uroš Stojković SRB
Assistant Referee 2: Milan Mihajlović SRB
Fourth Official: Novak Simović SRB
VAR: Stuart Attwell ENG
AVAR: Peter Bankes ENG
Referee Observer: Nuno Castro POR
Viktoria Plzen – Malmo FF
Referee: Enea Jorgji ALB
Assistant Referee 1: Denis Rexha ALB
Assistant Referee 2: Ridiger Çokaj ALB
Fourth Official: Florian Lata ALB
VAR: Luca Pairetto ITA
AVAR: Kreshnik Bajramaj ALB
Referee Observer: Laurent Duhamel FRA
FC Celtic – SC Braga
Referee: Tobias Stieler GER
Assistant Referee 1: Lasse Koslowski GER
Assistant Referee 2: Mark Borsch GER
Fourth Official: Timo Gerach GER
VAR: Christian Dingert GER
AVAR: Pol van Boekel NED
Referee Observer: Michaíl Argyroú CYP
PFK Ludogorets – Real Betis
Referee: Julian Weinberger AUT
Assistant Referee 1: Andreas Heidenreich AUT
Assistant Referee 2: Maximilian Kolbitsch AUT
Fourth Official: Stefan Ebner AUT
VAR: Alan Kijas AUT
AVAR: Josef Spurny AUT
Referee Observer: Bariş Şimşek TUR
FCSB – Young Boys
Referee: Mohammed Al-Hakim SWE
Assistant Referee 1: Mehmet Culum SWE
Assistant Referee 2: Fredrik Klyver SWE
Fourth Official: Joakim Östling SWE
VAR: Paweł Malec POL
AVAR: Kornel Paszkiewicz POL
Referee Observer: Boško Jovanetić SRB
FC Bologna – SC Freiburg
Referee: Nenad Minaković SRB
Assistant Referee 1: Nikola Borović SRB
Assistant Referee 2: Boško Božović SRB
Fourth Official: Milan Mitić SRB
VAR: Ivan Bebek CRO
AVAR: Carlos Del Cerro Grande ESP
Referee Observer: Vítor Melo Pereira POR
Panathinaikos – Go Ahead Eagles
Referee: Sebastian Gishamer AUT
Assistant Referee 1: Roland Riedel AUT
Assistant Referee 2: Santino Schreiner AUT
Fourth Official: Walter Altmann AUT
VAR: Manuel Schüttengruber AUT
AVAR: Alexander Harkam AUT
Referee Observer: Vladimir Šajn SVN
SK Brann – FC Utrecht
Referee: Aliyar Aghayev AZE
Assistant Referee 1: Zeynal Zeynalov AZE
Assistant Referee 2: Akif Amirali AZE
Fourth Official: Inqilab Mammadov AZE
VAR: Tamás Bognár HUN
AVAR: Ferenc Karakó HUN
Referee Observer: Konrad Plautz AUT
FC Porto – Crvena Zvezda
Referee: Harm Osmers GER
Assistant Referee 1: Dominik Schaal GER
Assistant Referee 2: Christian Gittelmann GER
Fourth Official: Florian Exner GER
VAR: Bastian Dankert GER
AVAR: Sören Storks GER
Referee Observer: Pawel Gil POL
Feyenoord Rotterdam – Aston Villa
Referee: Rade Obrenovič SVN
Assistant Referee 1: Jure Praprotnik SVN
Assistant Referee 2: Grega Kordež SVN
Fourth Official: David Šmajc SVN
VAR: Alen Borošak SVN
AVAR: Tomasz Kwiatkowski POL
Referee Observer: Alfredo Trentalange ITA
Olympique Lyonnais – Red Bull Salzburg
Referee: Andris Treimanis LVA
Assistant Referee 1: Haralds Gudermanis LVA
Assistant Referee 2: Aleksejs Spasjonņikovs LVA
Fourth Official: Aleksandrs Golubevs LVA
VAR: Jarred Gillett ENG
AVAR: Michael Salisbury ENG
Referee Observer: David Malcolm NIR
Maccabi Tel Aviv – GNK Dinamo
Referee: António Nobre POR
Assistant Referee 1: Pedro Ribeiro POR
Assistant Referee 2: Nélson Pereira POR
Fourth Official: Cláudio Pereira POR
VAR: André Narciso POR
AVAR: Hélder Malheiro POR
Referee Observer: Andreas Schluchter SUI
FC Basel – VfB Stuttgart
Referee: Davide Massa ITA
Assistant Referee 1: Filippo Meli ITA
Assistant Referee 2: Stefano Alassio ITA
Fourth Official: Giovanni Ayroldi ITA
VAR: Daniele Chiffi ITA
AVAR: Federico La Penna ITA
Referee Observer: Markus Strömbergsson SWE
Nottingham Forest – FC Midtjylland
Referee: Willy Delajod FRA
Assistant Referee 1: Erwan Finjean FRA
Assistant Referee 2: Valentin Évrard FRA
Fourth Official: Ruddy Buquet FRA
VAR: Jérôme Brisard FRA
AVAR: Cătălin Popa ROU
Referee Observer: Tomasz Mikulski POL
Sturm Graz – Rangers FC
Referee: Halil Meler TUR
Assistant Referee 1: Abdullah Özkara TUR
Assistant Referee 2: Bersan Duran TUR
Fourth Official: Cihan Aydin TUR
VAR: Clay Ruperti NED
AVAR: Bert Put BEL
Referee Observer: Alan Sant MLT
Celta de Vigo – PAOK Salonic
Referee: Igor Pajač CRO
Assistant Referee 1: Bojan Zobenica CRO
Assistant Referee 2: Ivan Mihalj CRO
Fourth Official: Zdenko Lovrić CRO
VAR: Mario Zebec CRO
AVAR: Ivan Matić CRO
Referee Observer: Michal Beneš CZE
KRC Genk – Ferencvarosi TC
Referee: Anastásios Sidirópoulos GRE
Assistant Referee 1: Polychrónis Kostarás GRE
Assistant Referee 2: Lázaros Dimitriádis GRE
Fourth Official: Ioánnis Papadópoulos GRE
VAR: Ángelos Evangélou GRE
AVAR: Athanásios Tzílos GRE
Referee Observer: Antonio Damato ITA
