Feyenoord Rotterdam – Sturm Graz
Referee: Halil Meler TUR (photo)
Assistant Referee 1: Abdullah Özkara TUR
Assistant Referee 2: Bersan Duran TUR
Fourth Official: Cihan Aydin TUR
VAR: Tiago Martins POR
AVAR: Christian Dingert GER
Referee Observer: Ichko Lozev BUL
Fenerbahce – Aston Villa
Referee: Luís Godinho POR
Assistant Referee 1: Rui Teixeira POR
Assistant Referee 2: Pedro Mota POR
Fourth Official: Fábio Veríssimo POR
VAR: Jérôme Brisard FRA
AVAR: André Narciso POR
Referee Observer: Marinus Koopman NED
PAOK Salonic – Real Betis
Referee: Simone Sozza ITA
Assistant Referee 1: Alberto Tegoni ITA
Assistant Referee 2: Giovanni Baccini ITA
Fourth Official: Luca Zufferli ITA
VAR: Daniele Chiffi ITA
AVAR: Valerio Marini ITA
Referee Observer: Lucílio Batista POR
Viktoria Plzen – FC Porto
Referee: Andris Treimanis LVA
Assistant Referee 1: Haralds Gudermanis LVA
Assistant Referee 2: Aleksejs Spasjonnikovs LVA
Fourth Official: Aleksandrs Golubevs LVA
VAR: Michael Fabbri ITA
AVAR: Kristaps Ratnieks LVA
Referee Observer: Gylfi Orrason ISL
BSC Young Boys – Olimpique Lyonnais
Referee: Aliyar Aghayev AZE
Assistant Referee 1: Zeynal Zeynalov AZE
Assistant Referee 2: Akif Amirali AZE
Fourth Official: Tural Qurbanov AZE
VAR: Guillermo Cuadra Fernández ESP
AVAR: Nicat Ismayilli AZE
Referee Observer: Martin Atkinson ENG
SC Freiburg – Maccabi Tel Aviv
Referee: Mohammed Al-Hakim SWE
Assistant Referee 1: Mehmet Culum SWE
Assistant Referee 2: Fredrik Klyver SWE
Fourth Official: Granit Maqedonci SWE
VAR: Pawel Malec POL
AVAR: Carlos Del Cerro Grande ESP
Referee Observer: Pawel Gil POL
Bologna FC – Celtic FC
Referee: Vasílios Fotiás GRE
Assistant Referee 1: Andréas Meindanás GRE
Assistant Referee 2: Michaíl Papadákis GRE
Fourth Official: Aléxandros Tsakalídis GRE
VAR: Ángelos Evangélou GRE
AVAR: Bram Van Driessche BEL
Referee Observer: Jan Wegereef NED
Malmo FF – Crvena Zvezda
Referee: Sascha Stegemann GER
Assistant Referee 1: Christof Günsch GER
Assistant Referee 2: Marco Achmüller GER
Fourth Official: Martin Petersen GER
VAR: Pascal Müller GER
AVAR: Benjamin Cortus GER
Referee Observer: Marián Ružbarsky SVK
SK Brann – FC Midtjylland
Referee: Georgi Kabakov BUL
Assistant Referee 1: Martin Margaritov BUL
Assistant Referee 2: Martin Venev BUL
Fourth Official: Radoslav Gidzhenov BUL
VAR: Dragomir Draganov BUL
AVAR: Nikola Popov BUL
Referee Observer: Martin Ingvarsson SWE
AS Roma – VfB Stuttgart
Referee: John Brooks ENG
Assistant Referee 1: Simon Bennett ENG
Assistant Referee 2: Neil Davies ENG
Fourth Official: Darren England ENG
VAR: Jarred Gillett ENG
AVAR: Pol van Boekel NED
Referee Observer: Stávros Tritsónis GRE
Rangers FC – PFK Ludogorets
Referee: Manfredas Lukjančukas LTU
Assistant Referee 1: Mangirdas Mirauskas LTU
Assistant Referee 2: Aleksandras Stepanovas LTU
Fourth Official: Mindaugas Jackus LTU
VAR: Dennis Higler NED
AVAR: Robert Schröder GER
Referee Observer: João Ferreira POR
GNK Dinamo – FCSB
Referee: Sander van der Eijk NED
Assistant Referee 1: Rens Bluemink NED
Assistant Referee 2: Stefan de Groot NED
Fourth Official: Joey Kooij NED
VAR: Clay Ruperti NED
AVAR: Jan Boterberg BEL
Referee Observer: Levan Paniashvili GEO
FC Salzburg – FC Basel
Referee: Anastásios Papapétrou GRE
Assistant Referee 1: Trýfon Petrópoulos GRE
Assistant Referee 2: Iordánis Aptósoglou GRE
Fourth Official: Fótios Polychrónis GRE
VAR: Athanásios Tzílos GRE
AVAR: Spyrídon Zambalás GRE
Referee Observer: Frank De Bleeckere BEL
SC Braga – Nottingham Forest
Referee: Igor Pajač CRO
Assistant Referee 1: Bojan Zobenica CRO
Assistant Referee 2: Ivan Mihalj CRO
Fourth Official: Zdenko Lovrić CRO
VAR: Ivan Bebek CRO
AVAR: Matej Jug SVN
Referee Observer: Stéphane Lannoy FRA
Ferencvaros – Panathinakos
Referee: Mykola Balakin UKR
Assistant Referee 1: Oleksandr Berkut UKR
Assistant Referee 2: Viktor Matyash UKR
Fourth Official: Vitaliy Romanov UKR
VAR: Denys Shurman UKR
AVAR: Dmytro Panchyshyn UKR
Referee Observer: Pascal Garibian FRA
OGC Nice – Go Ahead Eagles
Referee: Oleksiy Derevinskyy UKR
Assistant Referee 1: Oleksiy Myronov UKR
Assistant Referee 2: Svitlana Hrushko UKR
Fourth Official: Klym Zabroda UKR
VAR: Momčilo Marković SRB
AVAR: Bastian Dankert GER
Referee Observer: Konrad Plautz AUT
Celta de Vigo – LOSC Lille
Referee: Harm Osmers GER
Assistant Referee 1: Dominik Schaal GER
Assistant Referee 2: Christian Gittelmann GER
Fourth Official: Florian Exner GER
VAR: Benjamin Brand GER
AVAR: Johann Pfeifer GER
Referee Observer: Michális Argyroú CYP
FC Utrecht – KRC Genk
Referee: Robert Hennessy IRL
Assistant Referee 1: Dermot Broughton IRL
Assistant Referee 2: Emmett Dynan IRL
Fourth Official: Kevin O’Sullivan IRL
VAR: Andrew Dallas SCO
AVAR: Michael Salisbury ENG
Referee Observer: Sokol Jareci ALB
