UEFA Champions League 2020/2021 – Quarter-finals (First Leg)

6 April 2021

Real Madrid – Liverpool FC
Referee: Felix Brych (GER, photo)
Assistant Referee 1: Mark Borsch (GER)
Assistant Referee 2: Stefan Lupp (GER)
Fourth Official: Tobias Stieler (GER)
VAR: Marco Fritz (GER)
AVAR: Sascha Stegemann (GER)
Referee Observer: Fritz Stuchlik (AUT)

Manchester City – Borussia Dortmund
Referee: Ovidiu Hategan (ROU)
Assistant Referee 1: Octavian Sovre (ROU)
Assistant Referee 2: Sebastian Gheorghe (ROU)
Fourth Official: Istvan Kovacs (ROU)
VAR: Marco Di Bello (ITA)
AVAR: Paolo Valeri (ITA)
Referee Observer: Hugh Dallas (SCO)

7 April 2021
Bayern München – Paris Saint Germain
Referee: Antonio Mateu Lahoz (ESP)
Assistant Referee 1: Pau Cebrian Devis (ESP)
Assistant Referee 2: Roberto Diaz Perez (ESP)
Fourth Official: Javier Estrada Fernandez (ESP)
VAR: Alejandro Hernandez Hernandez (ESP)
AVAR: Ricardo De Burgos Bengoetxea (ESP)
Referee Observer: Roberto Rosetti (ITA)

FC Porto – Chelsea
Referee: Slavko Vinčić (SVN)
Assistant Referee 1: Tomaž Klančnik (SVN)
Assistant Referee 2: Andraž Kovačič (SVN)
Fourth Official: Matej Jug (SVN)
VAR: Pawel Gil (POL)
AVAR: Tomasz Kwiatkowski (POL)
Referee Observer: Jaap Uilenberg (NED)