WFC Aktobe – AFC Ajax
Referee: Aleksandra Česen SVN (photo)
Assistant Referee 1: Kaja Škrban SVN
Assistant Referee 2: Doroteja Gjerkeš SVN
Fourth Official: Tjaša Misja SVN
Referee Observer: Galina Doneva BUL
Farul Constanta – Sparta Praha
Referee: Maika Vanderstichel FRA
Assistant Referee 1: Elodie Coppola FRA
Assistant Referee 2: Melissa Rossignol FRA
Fourth Official: Elisa Daupeux FRA
Referee Observer: Anja Kunick GER
Valerenga – Feyenoord
Referee: Hristiyana Guteva BUL
Assistant Referee 1: Pavleta Rashkova BUL
Assistant Referee 2: Maria-Yoanna Vasileva BUL
Fourth Official: Lyubima Banova BUL
Referee Observer: Graziella Pirriatore ITA
Rosenborg BK – Slovan Liberec
Referee: Sofiya Prychyna UKR
Assistant Referee 1: Maryna Striletska UKR
Assistant Referee 2: Oleksandra Vdovina UKR
Fourth Official: Liudmyla Telbukh UKR
Referee Observer: Katarzyna Wierzbowska POL
SK Brann – HJK Helsinki
Referee: Eugenia Gil Soriano ESP
Assistant Referee 1: Silvia Fernández Pérez ESP
Assistant Referee 2: Andrada Aloman ESP
Fourth Official: Zulema González González ESP
Referee Observer: Sharon Sluyts BEL
Spartak Myjava – PAOK Salonic
Referee: Olga Blotskaya BLR
Assistant Referee 1: Hanna Nalivaika BLR
Assistant Referee 2: Alina Slutskaya BLR
Fourth Official: Valentina Sokolovich BLR
Referee Observer: Cristina Babadac ROU
Fortuna Hjorring – PSV Eindhoven
Referee: Emanuela Rusta ALB
Assistant Referee 1: Nicoleta Bria ENG
Assistant Referee 2: Jena Mala ALB
Fourth Official: Eglantina Pjetrushaj ALB
Referee Observer: Svetlana Patraş MDA
Sturm Graz – VfL Wolfsburg
Referee: Emily Heaslip ENG
Assistant Referee 1: Isabel Chaplin ENG
Assistant Referee 2: Leoni Harland ENG
Fourth Official: Alice Parker ENG
Referee Observer: Carina Vitulano ITA
Eintracht Frankfurt – FH
Referee: Déborah Anex SUI
Assistant Referee 1: Belinda Brem SUI
Assistant Referee 2: Melissa Dos Santos SUI
Fourth Official: Laura Mauricio SUI
Referee Observer: Ingrid Jonsson SWE
Fenerbahce – FC Minsk
Referee: Olivia Tschon AUT
Assistant Referee 1: Biljana Iskin AUT
Assistant Referee 2: Vanja Vukanović AUT
Fourth Official: Lena Hirtl AUT
Malmo FF – Sankt Polten
Referee: Rasa Grigone LTU
Assistant Referee 1: Irina Pozdejeva LTU
Assistant Referee 2: Ieva Ramanauskiene LTU
Fourth Official: Ilona Birgelaite LTU
Referee Observer: Eleni Kyriou GRE
Czarni Sosnowiec – Breidablik
Referee: Ana Terteleac ROU
Assistant Referee 1: Andreea Şuşcă ROU
Assistant Referee 2: Maria Druica ROU
Fourth Official: Enikő Biró ROU
Referee Observer: Lilach Asulin ISR
Real Sociedad – Hearts LFC
Referee: Lotta Vuorio FIN
Assistant Referee 1: Heini Hyvönen FIN
Assistant Referee 2: Taru Tiensuu FIN
Fourth Official: Hanna Laajanen SWE
Referee Observer: Dagmar Damková CZE
Rangers WFC – Hammarby IF
Referee: Kristina Georgieva BUL
Assistant Referee 1: Liliya Dumbalakova BUL
Assistant Referee 2: Dorieta Valeva BUL
Fourth Official: Valeria Petrova BUL
Referee Observer: Miroslava Migalová SVK
Sporting CP – Brondby IF
Referee: Fabienne Michel GER
Assistant Referee 1: Amina Gutschi AUT
Assistant Referee 2: Anne Uersfeld GER
Fourth Official: Karoline Wacker GER
Referee Observer: Antonia Kokotou GRE
SCU Torreense – FC Metalist
Referee: Nanna Andersen DEN
Assistant Referee 1: Anna Schmidt DEN
Assistant Referee 2: Sidsel Dall DEN
Fourth Official: Frederikke Sokjaer DEN
Referee Observer: Knarik Grigoryan ARM