Qairat – Levski Sofia
Referee: Daniel Siebert GER (photo)
Assistant Referee 1: Jan Seidel GER
Assistant Referee 2: Rafael Foltyn GER
Fourth Official: Max Burda GER
VAR: Christian Dingert GER
AVAR: Johann Pfeifer GER
Referee Observer: Vladimir Antonov MDA
Bodo Glimt – Union St. Gilloise
Referee: Istvan Kovacs ROU
Assistant Referee 1: Mihai Marica ROU
Assistant Referee 2: Ferencz Tunyogi ROU
Fourth Official: Horațiu Feșnic ROU
VAR: Andrew Dallas SCO
AVAR: Greg Aitken SCO
Referee Observer: Karen Nalbandyan ARM
Sabah – Aarhus
Referee: Willy Delajod FRA
Assistant Referee 1: Erwan Finjean FRA
Assistant Referee 2: Valentin Evrard FRA
Fourth Official: Eric Wattellier FRA
VAR: Bastien Dechepy FRA
AVAR: Nicolas Rainville FRA
Referee Observer: Alain Hamer LUX
Kauno Zalgiris – Dinamo Zagreb
Referee: Davide Massa ITA
Assistant Referee 1: Filippo Meli ITA
Assistant Referee 2: Alessio Berti ITA
Fourth Official: Livio Marinelli ITA
VAR: Daniele Doveri ITA
AVAR: Manuel Volpi ITA
Referee Observer: Volodymyr Petrov UKR
NEC Nijmegen – Olympiacos
Referee: Maurizio Mariani ITA
Assistant Referee 1: Daniele Bindoni ITA
Assistant Referee 2: Alberto Tegoni ITA
Fourth Official: Luca Zufferli ITA
VAR: Michael Fabbri ITA
AVAR: Davide Ghersini ITA
Referee Observer: Vlado Svilokos CRO
Crvena Zvezda – Hapoel Beer Sheva
Referee: Glenn Nyberg SWE
Assistant Referee 1: Mahbod Beigi SWE
Assistant Referee 2: Andreas Söderkvist SWE
Fourth Official: Oscar Johnson SWE
VAR: Pol van Boekel NED
AVAR: Richard Martens NED
Referee Observer: David Fernández Borbalán ESP
Slovan Bratislava – Mjallby
Referee: Michael Oliver ENG
Assistant Referee 1: Wade Smith ENG
Assistant Referee 2: Blake Antrobus ENG
Fourth Official: Farai Hallam ENG
VAR: Michael Salisbury ENG
AVAR: Darren England ENG
Referee Observer: Gianluca Rocchi ITA
Celje – Ararat
Referee: Marco Guida ITA
Assistant Referee 1: Giorgio Peretti ITA
Assistant Referee 2: Valerio Colarossi ITA
Fourth Official: Fabio Maresca ITA
VAR: Aleandro Di Paolo ITA
AVAR: Francesco Meraviglia ITA
Referee Observer: Levan Paniashvili GEO
Sturn Graz – Fenerbahce
Referee: Alejandro Hernández Hernández ESP
Assistant Referee 1: José Naranjo Pérez ESP
Assistant Referee 2: Marcos Cerdán Aguilar ESP
Fourth Official: Alejandro Quintero González ESP
VAR: César Soto Grado ESP
AVAR: Valentín Pizarro Gómez ESP
Referee Observer: Helmut Fleischer GER
Olympique Lyonnais – Sparta Praha
Referee: Szymon Marciniak POL
Assistant Referee 1: Tomasz Listkiewicz POL
Assistant Referee 2: Adam Kupsik POL
Fourth Official: Wojciech Myć POL
VAR: Piotr Lasyk POL
AVAR: Fedayi San SUI
Referee Observer: Lassin Isaksen FRO
