Shakhtar Donetsk – FC Barcelona
Referee: Bolat Sariev KAZ (photo)
Assistant Referee 1: Dmitrii Belogradov KAZ
Assistant Referee 2: Samat Tergeusızov KAZ
Fourth Official: Konrad Oldhafer GER
Referee Observer: Rene Temmink NED
Lazio – Feyenoord Rotterdam
Referee: Miguel Nogueira POR
Assistant Referee 1: Hugo Marques POR
Assistant Referee 2: Francisco Pereira POR
Fourth Official: Federico La Penna ITA
Referee Observer: Carlos Clos Gomez ESP
Borussia Dortmund – Newcastle United
Referee: Oleksiy Derevinskyy UKR
Assistant Referee 1: Oleksandr Zhukov UKR
Assistant Referee 2: Vitaliy Skoblya UKR
Fourth Official: Florian Exner GER
Referee Observer: Ruud Bossen NED
AC Milan – Paris St. Germain
Referee: Miloš Savović MNE
Assistant Referee 1: Aleksandar Djikanović MNE
Assistant Referee 2: Vladislav Radenović MNE
Fourth Official: Alessandro Prontera ITA
Referee Observer: Kyros Vassaras GRE
Manchester City – BSC Young Boys
Referee: Iwan Griffith WAL
Assistant Referee 1: Lewiss Edwards WAL
Assistant Referee 2: Jordan Christopher WAL
Fourth Official: Benjamin Speedie ENG
Referee Observer: Nicola Rizzoli ITA
FC Porto – Royal Antwerp
Referee: Andreas Argyrou CYP
Assistant Referee 1: Kyriakos Sokratous CYP
Assistant Referee 2: Evagoras Evagorou CYP
Fourth Official: Miguel Fonseca POR
Referee Observer: Jan Wegereef NED
Atletico de Madrid – Celtic FC
Referee: Amine Kourgheli BLR
Assistant Referee 1: Juryj Chomčanka BLR
Assistant Referee 2: Viktar Hiecikau BLR
Fourth Official: Fernando Bueno Prieto ESP
Referee Observer: Lucilio Batista POR
Crvena Zvezda – RB Leipzig
Referee: Dominik Stary CZE
Assistant Referee 1: Lukas Machac CZE
Assistant Referee 2: Martin Leska CZE
Fourth Official: Predrag Janjus SRB
Referee Observer: Antonio Damato ITA
8 November 2023
SSC Napoli – Union Berlin
Referee: Jasmin Sabotic LUX
Assistant Referee 1: Rafael Morim LUX
Assistant Referee 2: Yannick Mentz LUX
Fourth Official: Francesco Fourneau ITA
Referee Observer: Ferenc Szekely HUN
Real Sociedad – SL Benfica
Referee: Jasper Vergoote BEL
Assistant Referee 1: Michael Geerolf BEL
Assistant Referee 2: Michele Seeldraeyers BEL
Fourth Official: Gorka Etayo Herrera ESP
Referee Observer: Stefan Johannesson SWE
Arsenal FC – Sevilla FC
Referee: Iuliana Demetrescu ROU
Assistant Referee 1: Mihaela Țepușă ROU
Assistant Referee 2: Roxana Ivanov ROU
Fourth Official: Scott Tallis ENG
Referee Observer: Kostas Kapitanis CYP
PSV Eindhoven – RC Lens
Referee: Ivana Projkovska MKD
Assistant Referee 1: Dejan Kostadinov MKD
Assistant Referee 2: Daniel Vasilevski MKD
Fourth Official: Richard Martens NED
Referee Observer: Nuno Castro POR
FC Salzburg – Inter Milano
Referee: Miloš Milanović SRB
Assistant Referee 1: Boško Božović SRB
Assistant Referee 2: Uroš Radovanović SRB
Fourth Official: Florian Jäger AUT
Referee Observer: Elmir Pilav BIH
Bayern München – Galatasaray
Referee: Adam Ladebäck SWE
Assistant Referee 1: Daniel Yng SWE
Assistant Referee 2: Anton Sjöberg SWE
Fourth Official: Wolfgang Haslberger GER
Referee Observer: Peter Sippel GER
FC Copenhagen – Manchester United
Referee: Damian Sylwestrzak POL
Assistant Referee 1: Adam Karasewicz POL
Assistant Referee 2: Bartosz Kaszynski POL
Fourth Official: Jakob Sundberg DEN
Referee Observer: Martin Hansson SWE
Real Madrid – SC Braga
Referee: Ivana Martinčić CRO
Assistant Referee 1: Sanja Rodjak-Karšić CRO
Assistant Referee 2: Ivan Starčević CRO
Fourth Official: Pedro Munoz Piedra ESP
Referee Observer: Alain Bieri SUI
Referee: Bolat Sariev KAZ (photo)
Assistant Referee 1: Dmitrii Belogradov KAZ
Assistant Referee 2: Samat Tergeusızov KAZ
Fourth Official: Konrad Oldhafer GER
Referee Observer: Rene Temmink NED
Lazio – Feyenoord Rotterdam
Referee: Miguel Nogueira POR
Assistant Referee 1: Hugo Marques POR
Assistant Referee 2: Francisco Pereira POR
Fourth Official: Federico La Penna ITA
Referee Observer: Carlos Clos Gomez ESP
Borussia Dortmund – Newcastle United
Referee: Oleksiy Derevinskyy UKR
Assistant Referee 1: Oleksandr Zhukov UKR
Assistant Referee 2: Vitaliy Skoblya UKR
Fourth Official: Florian Exner GER
Referee Observer: Ruud Bossen NED
AC Milan – Paris St. Germain
Referee: Miloš Savović MNE
Assistant Referee 1: Aleksandar Djikanović MNE
Assistant Referee 2: Vladislav Radenović MNE
Fourth Official: Alessandro Prontera ITA
Referee Observer: Kyros Vassaras GRE
Manchester City – BSC Young Boys
Referee: Iwan Griffith WAL
Assistant Referee 1: Lewiss Edwards WAL
Assistant Referee 2: Jordan Christopher WAL
Fourth Official: Benjamin Speedie ENG
Referee Observer: Nicola Rizzoli ITA
FC Porto – Royal Antwerp
Referee: Andreas Argyrou CYP
Assistant Referee 1: Kyriakos Sokratous CYP
Assistant Referee 2: Evagoras Evagorou CYP
Fourth Official: Miguel Fonseca POR
Referee Observer: Jan Wegereef NED
Atletico de Madrid – Celtic FC
Referee: Amine Kourgheli BLR
Assistant Referee 1: Juryj Chomčanka BLR
Assistant Referee 2: Viktar Hiecikau BLR
Fourth Official: Fernando Bueno Prieto ESP
Referee Observer: Lucilio Batista POR
Crvena Zvezda – RB Leipzig
Referee: Dominik Stary CZE
Assistant Referee 1: Lukas Machac CZE
Assistant Referee 2: Martin Leska CZE
Fourth Official: Predrag Janjus SRB
Referee Observer: Antonio Damato ITA
8 November 2023
SSC Napoli – Union Berlin
Referee: Jasmin Sabotic LUX
Assistant Referee 1: Rafael Morim LUX
Assistant Referee 2: Yannick Mentz LUX
Fourth Official: Francesco Fourneau ITA
Referee Observer: Ferenc Szekely HUN
Real Sociedad – SL Benfica
Referee: Jasper Vergoote BEL
Assistant Referee 1: Michael Geerolf BEL
Assistant Referee 2: Michele Seeldraeyers BEL
Fourth Official: Gorka Etayo Herrera ESP
Referee Observer: Stefan Johannesson SWE
Arsenal FC – Sevilla FC
Referee: Iuliana Demetrescu ROU
Assistant Referee 1: Mihaela Țepușă ROU
Assistant Referee 2: Roxana Ivanov ROU
Fourth Official: Scott Tallis ENG
Referee Observer: Kostas Kapitanis CYP
PSV Eindhoven – RC Lens
Referee: Ivana Projkovska MKD
Assistant Referee 1: Dejan Kostadinov MKD
Assistant Referee 2: Daniel Vasilevski MKD
Fourth Official: Richard Martens NED
Referee Observer: Nuno Castro POR
FC Salzburg – Inter Milano
Referee: Miloš Milanović SRB
Assistant Referee 1: Boško Božović SRB
Assistant Referee 2: Uroš Radovanović SRB
Fourth Official: Florian Jäger AUT
Referee Observer: Elmir Pilav BIH
Bayern München – Galatasaray
Referee: Adam Ladebäck SWE
Assistant Referee 1: Daniel Yng SWE
Assistant Referee 2: Anton Sjöberg SWE
Fourth Official: Wolfgang Haslberger GER
Referee Observer: Peter Sippel GER
FC Copenhagen – Manchester United
Referee: Damian Sylwestrzak POL
Assistant Referee 1: Adam Karasewicz POL
Assistant Referee 2: Bartosz Kaszynski POL
Fourth Official: Jakob Sundberg DEN
Referee Observer: Martin Hansson SWE
Real Madrid – SC Braga
Referee: Ivana Martinčić CRO
Assistant Referee 1: Sanja Rodjak-Karšić CRO
Assistant Referee 2: Ivan Starčević CRO
Fourth Official: Pedro Munoz Piedra ESP
Referee Observer: Alain Bieri SUI