Sparta Praha – Shamrock Rovers
Referee: Simone Sozza ITA (photo)
Assistant Referee 1: Alberto Tegoni ITA
Assistant Referee 2: Marcello Rossi ITA
Fourth Official: Matteo Marcenaro ITA
VAR: Aleandro Di Paolo ITA
AVAR: Daniele Paterna ITA
Referee Observer: Domagoj Vučkov CRO
Fenerbahce – Lugano
Referee: Robert Jones ENG
Assistant Referee 1: Neil Davies ENG
Assistant Referee 2: Wade Smith ENG
Fourth Official: Samuel Barrott ENG
VAR: Jarred Gillett ENG
AVAR: Thomas Bramall ENG
Referee Observer: Nenad Djokić SRB
Qarabag – Lincoln Red Imps
Referee: Jakob Sundberg DEN
Assistant Referee 1: Deniz Yurdakul DEN
Assistant Referee 2: Victor Skytte DEN
Fourth Official: Jacob Karlsen DEN
VAR: Jonas Hansen DEN
AVAR: Jens Maae DEN
Referee Observer: Marián Ružbarský SVK
Petrocub – Apoel
Referee: Fedayi San SUI
Assistant Referee 1: Jonas Erni SUI
Assistant Referee 2: Jan Köbeli SUI
Fourth Official: Lionel Tschudi SUI
VAR: Lukas Fähndrich SUI
AVAR: Mirel Turkes SUI
Referee Observer: Martin Hansson SWE
The New Saints – Ferencvarosi TC
Referee: Damian Sylwestrzak POL
Assistant Referee 1: Paweł Sokolnicki POL
Assistant Referee 2: Adam Karasewicz POL
Fourth Official: Paweł Malec POL
VAR: Piotr Lasyk POL
AVAR: Paweł Pskit POL
Referee Observer: Kenneth Clark SCO
Slovan – Celje
Referee: Fabio Maresca ITA
Assistant Referee 1: Daniele Bindoni ITA
Assistant Referee 2: Marco Scatragli ITA
Fourth Official: Giovanni Ayroldi ITA
VAR: Daniele Chiffi ITA
AVAR: Marco Serra ITA
Referee Observer: Christopher Lautier MLT
Klaksvik – Malmo
Referee: Vitalijs Spasjonnikovs LVA
Assistant Referee 1: Raimonds Tatriks LVA
Assistant Referee 2: Arturs Šakurovs LVA
Fourth Official: Aleksandrs Golubevs LVA
VAR: Kristaps Ratnieks LVA
AVAR: Andris Treimanis LVA
Referee Observer: Gerard Perry IRL
RFS – Bodo Glimt
Referee: Viktor Kopiyevskyy UKR
Assistant Referee 1: Semen Shlonchak UKR
Assistant Referee 2: Volodymyr Vysotskyy UKR
Fourth Official: Dmytro Panchyshyn UKR
VAR: Mykola Balakin UKR
AVAR: Oleksiy Derevinskyy UKR
Referee Observer: Iain Robertson Brines SCO
Midtjylland – Santa Coloma
Referee: Robert Hennessy IRL
Assistant Referee 1: Dermot Broughton IRL
Assistant Referee 2: Emmett Dynan IRL
Fourth Official: Damien MacGraith IRL
VAR: Christopher Kavanagh ENG
AVAR: Timothy Wood ENG
Referee Observer: Andrejs Sipailo LVA
Maccabi Tel Aviv – FCSB
Referee: Jérémie Pignard FRA
Assistant Referee 1: Aurélien Drouet FRA
Assistant Referee 2: Laurent Coniglio FRA
Fourth Official: Mathieu Vernice FRA
VAR: Benoît Millot FRA
AVAR: Bastien Dechepy FRA
Referee Observer: Helmut Fleischer GER
Partizan – Dynamo Kyiv
Referee: Marian Barbu ROU
Assistant Referee 1: Mihai Marica ROU
Assistant Referee 2: Imre Bucsi ROU
Fourth Official: Sebastian Colțescu ROU
VAR: Cătălin Popa ROU
AVAR: Andrei Chivulete ROU
Referee Observer: Viktor Kassai HUN
Jagiellonia – Panevezys
Referee: Vasílios Fotiás GRE
Assistant Referee 1: Andréas Meindanás GRE
Assistant Referee 2: Vasílios Nikolakákis GRE
Fourth Official: Ioánnis Papadópoulos GRE
VAR: Angelos Evangelou GRE
AVAR: Stefanos Komparakis GRE
Referee Observer: Stéphane Lannoy FRA
Dynamo Minsk – Ludogorets
Referee: Yigal Frid ISR
Assistant Referee 1: Matityahu Yakobov ISR
Assistant Referee 2: Rostislav Talis ISR
Fourth Official: Idan Leiba ISR
VAR: Ziv Adler ISR
AVAR: Moshe Bohbot ISR
Referee Observer: Antonio Damato ITA
Borac Banja Luka – PAOK
Referee: Sander van der Eijk NED
Assistant Referee 1: Rens Bluemink NED
Assistant Referee 2: Dyon Fikkert NED
Fourth Official: Alex Bos NED
VAR: Dennis Higler NED
AVAR: Ingmar Oostrom NED
Referee Observer: Goran Mihaljević MNE