Referee appointments for Matchday 4 of 2023-24 UEFA Champions League, first set of games to be played on Tuesday 7 November 2023.
18:45 CET - Dortmund (BVB Stadion)
Borussia Dortmund (GER) - Newcastle FC (ENG) | Group F
Referee: Alejandro José Hernández Hernández (ESP)
Assistant Referee 1: Raúl Cabañero Martínez (ESP)
Assistant Referee 2: Diego Sánchez Rojo (ESP)
Fourth Official: César Soto Grado (ESP)
Video Assistant Referee: Carlos Del Cerro Grande (ESP)
Assistant Video Assistant Referee: Tiago Bruno Lopes Martins (POR)
UEFA Referee Observer: Thomas Einwaller (AUT)
UEFA Delegate: Nils Fisketjonn (NOR)
18:45 CET - Hamburg (Volksparkstadion)
Shakhtar Donetsk (UKR) - FC Barcelona (ESP) | Group H
Referee: Irfan Peljto (BIH)
Assistant Referee 1: Senad Ibrišimbegović (BIH)
Assistant Referee 2: Davor Beljo (BIH)
Fourth Official: Miloš Gigović (BIH)
Video Assistant Referee: Ivan Bebek (CRO)
Assistant Video Assistant Referee: Christian Dingert (GER)
UEFA Referee Observer: Lutz Michael Fröhlich (GER)
UEFA Delegate: Christian Kofoed (DEN)
21:00 CET - Madrid (Estadio Metropolitano)
Club Atlético de Madrid (ESP) - Celtic FC (SCO) | Group E
Referee: Ivan Kružliak (SVK)
Assistant Referee 1: Branislav Hancko (SVK)
Assistant Referee 2: Jan Pozor (SVK)
Fourth Official: Peter Královič (SVK)
Video Assistant Referee: Dennis Johan Higler (NED)
Assistant Video Assistant Referee: Benoît Millot (FRA)
UEFA Referee Observer: Konrad Plautz (AUT)
UEFA Delegate: Claude Runavot (FRA)
21:00 CET - Rome (Stadio Olimpico)
SS Lazio (ITA) - Feyenoord (NED) | Group E
Referee: Szymon Marciniak (POL)
Assistant Referee 1: Tomasz Listkiewicz (POL)
Assistant Referee 2: Adam Kupsik (POL)
Fourth Official: Tomasz Musial (POL)
Video Assistant Referee: Tomasz Kwiatkowski (POL)
Assistant Video Assistant Referee: Marco Fritz (GER)
UEFA Referee Observer: Carlos Clos Gómez (ESP)
UEFA Delegate: Thibault De Gendt (BEL)
21:00 CET - Milan (Stadio Giuseppe Meazza)
AC Milan (ITA) - Paris Saint Germain FC (FRA) | Group F
Referee: Jesús Gil Manzano (ESP)
Assistant Referee 1: Diego Barbero Sevilla (ESP)
Assistant Referee 2: Ángel Nevado Rodríguez (ESP)
Fourth Official: Guillermo Cuadra (ESP)
Video Assistant Referee: Juan Martínez Munuera (ESP)
Assistant Video Assistant Referee: Pol van Boekel (NED)
UEFA Referee Observer: Kyros Vassaras (GRE)
UEFA Delegate: Bert Andersson (SWE)
21:00 CET - Manchester (City of Manchester Stadium)
Manchester City FC (ENG) - SC Young Boys (SUI) | Group G
Referee: Erik Lambrechts (BEL)
Assistant Referee 1: Jo De Weirdt (BEL)
Assistant Referee 2: Kevin Monteny (BEL)
Fourth Official: Nathan Verboomen (BEL)
Video Assistant Referee: Willy Delajod (FRA)
Assistant Video Assistant Referee: Bastian Dankert (GER)
UEFA Referee Observer: Nicola Rizzoli (ITA)
UEFA Delegate: Peter Oskam (NED)
21:00 CET - Belgrade (Stadion Rajko Mitić)
FK Crvena Zvezda (SRB) - RB Leipzig (GER) | Group G
Referee: Daniele Orsato (ITA)
Assistant Referee 1: Ciro Carbone (ITA)
Assistant Referee 2: Alessandro Giallatini (ITA)
Fourth Official: Michael Fabbri (ITA)
Video Assistant Referee: Marco Di Bello (ITA)
Assistant Video Assistant Referee: Luca Pairetto (ITA)
UEFA Referee Observer: Marian Ružbarský (SVK)
UEFA Delegate: Aurel Ionescu (ROU)
21:00 CET - Porto (Estádio do Dragão)
FC Porto (POR) - Royal Antwerp FC (BEL) | Group H
Referee: Maurizio Mariani (ITA)
Assistant Referee 1: Daniele Bindoni (ITA)
Assistant Referee 2: Alberto Tegoni (ITA)
Fourth Official: Fabio Maresca (ITA)
Video Assistant Referee: Paolo Valeri (ITA)
Assistant Video Assistant Referee: Massimiliano Irrati (ITA)
UEFA Referee Observer: Jan W. Wegereef (NED)
UEFA Delegate: Aristeidis Stavropoulos (GRE)