Bodo Glimt – Dinamo Zagreb
Referee: Danny Makkelie (NED, photo)
Assistant Referee 1: Hessel Steegstra (NED)
Assistant Referee 2: Jan de Vries (NED)
Fourth Official: Allard Lindhout (NED)
VAR: Marco Fritz (GER)
AVAR: Mark Borsch (GER)
Referee Observer: Francesco Bianchi (SUI)
Copenhagen – Trabzonspor
Referee: Michael Oliver (ENG)
Assistant Referee 1: Stuart Burt (ENG)
Assistant Referee 2: Simon Bennett (ENG)
Fourth Official: Robert Jones (ENG)
VAR: Stuart Attwell (ENG)
AVAR: Jarred Gillett (AUS)
Referee Observer: Gylfi Orrason (ISL)
Rangers – PSV
Referee: Daniele Orsato (ITA)
Assistant Referee 1: Ciro Carbone (ITA)
Assistant Referee 2: Alessandro Giallatini (ITA)
Fourth Official: Daniele Doveri (ITA)
VAR: Massimiliano Irrati (ITA)
AVAR: Luca Pairetto (ITA)
Referee Observer: Jørn West Larsen (DEN)
Qarabag – Viktoria Plzen
Referee: Slavko Vinčić (SVN)
Assistant Referee 1: Tomaž Klančnik (SVN)
Assistant Referee 2: Andraž Kovačič (SVN)
Fourth Official: Rade Obrenovič (SVN)
VAR: Nejc Kajtazovič (SVN)
AVAR: Jure Praprotnik (SVN)
Referee Observer: Bernardino Gonzalez Vazquez (ESP)
Maccabi Haifa – Crvena Zvezda
Referee: Carlos Del Cerro Grande (ESP)
Assistant Referee 1: Pau Cebrian Devis (ESP)
Assistant Referee 2: Diego Barbero Sevilla (ESP)
Fourth Official: Cesar Soto Grado (ESP)
VAR: Juan Martinez Munuera (ESP)
AVAR: Ricardo De Burgos Bengoetxea (ESP)
Referee Observer: Sokol Jareci (ALB)
Dynamo Kyiv – Benfica
Referee: Felix Zwayer (GER)
Assistant Referee 1: Stefan Lupp (GER)
Assistant Referee 2: Marco Achmüller (GER)
Fourth Official: Sven Jablonski (GER)
VAR: Bastian Dankert (GER)
AVAR: Harm Osmers (GER)
Referee Observer: Bertrand Layec (FRA)