CFR Cluj – Lazio
Referee: Felix Zwayer (GER, photo)
Assistant Referee 1: Stefan Lupp (GER)
Assistant Referee 2: Marco Achmüller (GER)
Fourth Official: Sven Jablonski (GER)
VAR: Harm Osmers (GER)
AVAR: Katrin Rafalski (GER)
Referee Observer: Marian Ružbarsky (SVK)
Dnipro – AEK Larnaca
Referee: Andris Treimanis (LVA)
Assistant Referee 1: Haralds Gudermanis (LVA)
Assistant Referee 2: Martins Svipsts (LVA)
Fourth Official: Aleksandrs Golubevs (LVA)
VAR: Rob Dieperink (NED)
AVAR: Erwin Blank (NED)
Referee Observer: Miroslav Tulinger (CZE)
FK Partizan – FC Sheriff
Referee: Andreas Ekberg (SWE)
Assistant Referee 1: Mehmet Culum (SWE)
Assistant Referee 2: Marcus Lundgren (SWE)
Fourth Official: Fredrik Klitte (SWE)
VAR: Christopher Kavanagh (ENG)
AVAR: Daniel Cook (ENG)
Referee Observer: Nuno Castro (POR)
RSC Anderlecht – PFC Ludogorets
Referee: Daniel Siebert (GER)
Assistant Referee 1: Jan Seidel (GER)
Assistant Referee 2: Rafael Foltyn (GER)
Fourth Official: Daniel Schlager (GER)
VAR: Sören Storks (GER)
AVAR: Pascal Müller (GER)
Referee Observer: Levan Paniashvili (GEO)
KAA Gent – FK Qarabag
Referee: William Collum (SCO)
Assistant Referee 1: Francis Connor (SCO)
Assistant Referee 2: David Roome (SCO)
Fourth Official: Nicholas Walsh (SCO)
VAR: David Coote (ENG)
AVAR: Lee Betts (ENG)
Referee Observer: Elmir Pilav (BIH)
FC Basel – Trabzonspor
Referee: Antonio Mateu Lahoz (ESP)
Assistant Referee 1: Pau Cebrian Devis (ESP)
Assistant Referee 2: Roberto Diaz Perez (ESP)
Fourth Official: Mario Melero Lopez (ESP)
VAR: Ricardo De Burgos Bengoetxea (ESP)
AVAR: Jose Gonzalez Gonzalez (ESP)
Referee Observer: Markus Strömbergsson (SWE)
ACF Fiorentina – SC Braga
Referee: Benoît Bastien (FRA)
Assistant Referee 1: Hicham Zakrani (FRA)
Assistant Referee 2: Aurelien Berthomieu (FRA)
Fourth Official: Thomas Leonard (FRA)
VAR: Benoît Millot (FRA)
AVAR: Eric Wattellier (FRA)
Referee Observer: Guy Goethals (BEL)
Lech Poznan – Bodo Glimt
Referee: Nikola Dabanović (MNE)
Assistant Referee 1: Vladan Todorović (MNE)
Assistant Referee 2: Srdjan Jovanović (MNE)
Fourth Official: Miloš Bošković (MNE)
VAR: Fran Jović (CRO)
AVAR: Dario Bel (CRO)
Referee Observer: Cyril Zimmermann (SUI)
