AFC Ajax – Aston Villa
Referee: Enea Jorgji ALB (photo)
Assistant Referee 1: Denis Rexha ALB
Assistant Referee 2: Ridiger Çokaj ALB
Fourth Official: Eldorjan Hamiti ALB
VAR: Luca Pairetto ITA
AVAR: Aleandro Di Paolo ITA
Referee Observer: Gylfi Orrason ISL
Molde FK – Club Brugge
Referee: Filip Glova SVK
Assistant Referee 1: Daniel Polaček SVK
Assistant Referee 2: Peter Bednar SVK
Fourth Official: Martin Dohal SVK
VAR: Fedayi San SUI
AVAR: Michal Očenaš SVK
Referee Observer: Markus Nobs SUI
Sturm Graz – LOSC Lille
Referee: Bartosz Frankowski POL
Assistant Referee 1: Marcin Boniek POL
Assistant Referee 2: Jakub Winkler POL
Fourth Official: Daniel Stefanski POL
VAR: Tomasz Kwiatkowski POL
AVAR: Pawel Pskit POL
Referee Observer: Haim Yaakov ISR
Olympiakos SFP – Maccabi Tel Aviv
Referee: Craig Pawson ENG
Assistant Referee 1: Simon Bennett ENG
Assistant Referee 2: Ian Hussin ENG
Fourth Official: John Brooks ENG
VAR: Christopher Kavanagh ENG
AVAR: Jarred Gillett ENG
Referee Observer: Pascal Garibian FRA
Servette FC – Viktoria Plzen
Referee: Morten Krogh DEN
Assistant Referee 1: Dennis Rasmussen DEN
Assistant Referee 2: Steffen Bramsen DEN
Fourth Official: Mikkel Redder DEN
VAR: Jonas Hansen DEN
AVAR: Jakob Kehlet DEN
Referee Observer: Michael Riley ENG
Union St. Gilloise – Fenerbahçe
Referee: Joao Pinheiro POR
Assistant Referee 1: Bruno Jesus POR
Assistant Referee 2: Luciano Maia POR
Fourth Official: Miguel Nogueira POR
VAR: Tiago Martins POR
AVAR: Hugo Miguel POR
Referee Observer: Sokol Jareci ALB
GNK Dinamo – PAOK
Referee: Aliyar Aghayev AZE
Assistant Referee 1: Zeynal Zeynalov AZE
Assistant Referee 2: Akif Amirəli AZE
Fourth Official: Elçin Masiyev AZE
VAR: Sascha Stegemann GER
AVAR: Pascal Müller GER
Referee Observer: Terje Hauge NOR
Maccabi Haifa – ACF Fiorentina
Referee: Donatas Rumsas LTU
Assistant Referee 1: Aleksandr Radius LTU
Assistant Referee 2: Dovydas Sužiedelis LTU
Fourth Official: Robertas Valikonis LTU
VAR: David Coote ENG
AVAR: Stuart Attwell ENG
Referee Observer: Ante Vučemilović-Šimunović CRO
