Sevilla FC – Manchester United
Referee: Artur Dias (POR, photo)
Assistant Referee 1: Paulo Soares (POR)
Assistant Referee 2: Pedro Ribeiro (POR)
Fourth Official: Antonio Nobre (POR)
VAR: Tiago Martins (POR)
AVAR: Luis Godinho (POR)
Referee Observer: Fritz Stuchlik (AUT)
Sporting – Juventus
Referee: François Letexier (FRA)
Assistant Referee 1: Cyril Mugnier (FRA)
Assistant Referee 2: Mehdi Rahmouni (FRA)
Fourth Official: Stephanie Frappart (FRA)
VAR: Pol van Boekel (NED)
AVAR: Rob Dieperink (NED)
Referee Observer: Carlos Clos Gomez (ESP)
Union St. Gilloise – Bayer Leverkusen
Referee: Antonio Mateu Lahoz (ESP)
Assistant Referee 1: Pau Cebrian Devis (ESP)
Assistant Referee 2: Roberto Diaz Perez (ESP)
Fourth Official: Jose Munuera Montero (ESP)
VAR: Ricardo De Burgos Bengoetchea (ESP)
AVAR: Guillermo Cuadra Fernandez (ESP)
Referee Observer: Alain Hamer (LUX)
AS Roma – Feyenoord
Referee: Anthony Taylor (ENG)
Assistant Referee 1: Gary Beswick (ENG)
Assistant Referee 2: Adam Nunn (ENG)
Fourth Official: Robert Jones (ENG)
VAR: Stuart Attwell (ENG)
AVAR: Christopher Kavanagh (ENG)
Referee Observer: Laurent Duhamel (FRA)