Cercle Brugge – Jagiellonia Bialystok
Referee: Morten Krogh DEN (photo)
Assistant Referee 1: Dennis Rasmussen DEN
Assistant Referee 2: Steffen Bramsen DEN
Fourth Official: Jacob Karlsen DEN
VAR: Jonas Hansen DEN
AVAR: Jakob Kehlet DEN
Referee Observer: Levan Paniashvili GEO
FC Lugano – NK Celje
Referee: Andris Treimanis LVA
Assistant Referee 1: Haralds Gudermanis LVA
Assistant Referee 2: Aleksejs Spasennikovs LVA
Fourth Official: Aleksandrs Golubevs LVA
VAR: Kristaps Ratnieks LVA
AVAR: Vitalijs Spasjoņņikovs LVA
Referee Observer: Thomas Einwaller AUT
Rapid Wien – Borac Banja Luka
Referee: Allard Lindhout NED
Assistant Referee 1: Rogier Honig NED
Assistant Referee 2: Johan Balder NED
Fourth Official: Sander van der Eijk NED
VAR: Clay Ruperti NED
AVAR: Ingmar Oostrom NED
Referee Observer: Joao Ferreira POR
Djurgardens IF – Pafos FC
Referee: Sebastian Gishamer AUT
Assistant Referee 1: Roland Riedel AUT
Assistant Referee 2: Santino Schreiner AUT
Fourth Official: Walter Altmann AUT
VAR: Alan Kijas AUT
AVAR: Manuel Schuttengruber AUT
Referee Observer: Cüneyt Çakir TUR
Vitoria SC – Real Betis
Referee: Serdar Gözübüyük NED
Assistant Referee 1: Erwin Zeinstra NED
Assistant Referee 2: Patrick Inia NED
Fourth Official: Joey Kooij NED
VAR: Jeroen Manschot NED
AVAR: Richard Martens NED
Referee Observer: Vladimir Petrov UKR
Fiorentina – Panathinaikos
Referee: John Beaton SCO
Assistant Referee 1: Daniel McFarlane SCO
Assistant Referee 2: David McGeachie SCO
Fourth Official: Donald Robertson SCO
VAR: Andrew Dallas SCO
AVAR: Steven McLean SCO
Referee Observer: Frank De Bleeckere BEL
Legia Warszawa – FK Molde
Referee: Matej Jug SVN
Assistant Referee 1: Matej Žunič SVN
Assistant Referee 2: Manuel Vidali SVN
Fourth Official: Martin Matoša SVN
VAR: Asmir Sagrković SVN
AVAR: Dragoslav Perič SVN
Referee Observer: Konrad Plautz AUT
Chelsea FC – FC Copenhagen
Referee: Radu Petrescu ROU
Assistant Referee 1: Radu Ghinguleac ROU
Assistant Referee 2: Mircea Grigoriu ROU
Fourth Official: Andrei Chivulete ROU
VAR: Cătălin Popa ROU
AVAR: Marcel Birsan ROU
Referee Observer: Carlos Clos Gómez ESP
