Real Madrid – BK Häcken
Referee: Riem Hussein GER (photo)
Assistant Referee 1: Sina Diekmann GER
Assistant Referee 2: Melissa Joos GER
Fourth Official: Fabienne Michel GER
Referee Observer: Graziella Pirriatore ITA
Paris FC – Chelsea FCW
Referee: Ivana Projkovska MKD
Assistant Referee 1: Franca Overtoom NED
Assistant Referee 2: Elena Soklevska-Ilievski MKD
Fourth Official: Irena Velevačkoska MKD
Referee Observer: Maria Villa Gutierrez ESP
Bayern München – Paris St. Germain
Referee: Ewa Augustyn POL
Assistant Referee 1: Paulina Baranowska POL
Assistant Referee 2: Irina Pozdejeva LTU
Fourth Official: Monika Mularczyk POL
Referee Observer: Pernilla Larsson SWE
AFC Ajax – AS Roma
Referee: Marta Huerta De Aza ESP
Assistant Referee 1: Guadalupe Porras Ayuso ESP
Assistant Referee 2: Eliana Fernandez Gonzalez ESP
Fourth Official: Ainara Acevedo Dudley ESP
Referee Observer: Gitte Holm DEN
31 January 2024
Olympique Lyonnais – Slavia Praha
Referee: Kirsty Dowle ENG
Assistant Referee 1: Amina Gutschi AUT
Assistant Referee 2: Sophie Dennington ENG
Fourth Official: Stacey Pearson ENG
Referee Observer: Eleni Kiriou GRE
SK Brann – SN St. Pölten
Referee: Kateryna Monzul UKR
Assistant Referee 1: Svitlana Grushko UKR
Assistant Referee 2: Oleksandra Vdovina UKR
Fourth Official: Anastasiya Romanyuk UKR
Referee Observer: Irina Mîrț ROU
SL Benfica – FC Barcelona
Referee: Emanuela Rusta ALB
Assistant Referee 1: Edjena Kapxhiu ALB
Assistant Referee 2: Pavleta Rashkova BUL
Fourth Official: Hristiyana Guteva BUL
Referee Observer: Sharon Sluyts BEL
Eintracht Frankfurt – FC Rosengard
Referee: Stephanie Frappart FRA
Assistant Referee 1: Camille Soriano FRA
Assistant Referee 2: Melissa Rossignol FRA
Fourth Official: Maika Vanderstichel FRA
Referee Observer: Ana Minić SRB
Assistant Referee 2: Melissa Rossignol FRA
Fourth Official: Maika Vanderstichel FRA
Referee Observer: Ana Minić SRB