Rakow Czestochowa – FC Copenhagen
Referee: Irfan Peljto (BIH, photo)
Assistant Referee 1: Davor Beljo (BIH)
Assistant Referee 2: Damir Lazić (BIH)
Fourth Official: Miloš Gigović (BIH)
VAR: Nejc Kajtazovič (SVN)
AVAR: Asmir Sagrkovič (SVN)
Referee Observer: Kyros Vassaras (GRE)
Royal Antwerp – AEK
Referee: François Letexier (FRA)
Assistant Referee 1: Cyril Mugnier (FRA)
Assistant Referee 2: Alexis Auger (FRA)
Fourth Official: Lukas Fähndrich (SUI)
VAR: Fedayi San (SUI)
AVAR: Lionel Tschudi (SUI)
Referee Observer: Matteo Trefoloni (ITA)
Rangers FC – PSV Eindhoven
Referee: Clement Turpin (FRA)
Assistant Referee 1: Nicolas Danos (FRA)
Assistant Referee 2: Erwan Finjean (FRA)
Fourth Official: Jeremie Pignard (FRA)
VAR: Jerôme Brisard (FRA)
AVAR: Eric Wattellier (FRA)
Referee Observer: Michael Riley (ENG)
Maccabi Haifa – BSC Young Boys
Referee: Davide Massa (ITA)
Assistant Referee 1: Filippo Meli (ITA)
Assistant Referee 2: Stefano Alassio (ITA)
Fourth Official: Simone Sozza (ITA)
VAR: Aleandro Di Paolo (ITA)
AVAR: Valerio Marini (ITA)
Referee Observer: Alberto Undiano Mallenco (ESP)
Molde FK – Galatasaray
Referee: Anthony Taylor (ENG)
Assistant Referee 1: Stuart Burt (ENG)
Assistant Referee 2: Lee Betts (ENG)
Fourth Official: Robert Jones (ENG)
VAR: Stuart Attwell (ENG)
AVAR: Peter Bankes (ENG)
Referee Observer: Kostas Capitanis (CYP)
SC Braga – Panathinaikos
Referee: Felix Zwayer (GER)
Assistant Referee 1: Stefan Lupp (GER)
Assistant Referee 2: Robert Kempter (GER)
Fourth Official: Daniel Schlager (GER)
VAR: Christian Dingert (GER)
AVAR: Benjamin Brand (GER)
Referee Observer: Manuel Diaz Vega (ESP)