FK Shkupi – Shamrock Rovers
Referee: Aleksei Kulbakov (BLR, photo)
Assistant Referee 1: Dmitri Zhuk (BLR)
Assistant Referee 2: Oleg Maslyanko (BLR)
Fourth Official: Viktor Shimusik (BLR)
Referee Observer: Marian Ružbarsky (SVK)
HJK Helsinki – NK Maribor
Referee: Tobias Stieler (GER)
Assistant Referee 1: Christian Gittelmann (GER)
Assistant Referee 2: Eduard Beitinger (GER)
Fourth Official: Martin Petersen (GER)
Referee Observer: Gylfi Orrason (ISL)
FC Zürich – Linfield FC
Referee: Harm Osmers (GER)
Assistant Referee 1: Robert Kempter (GER)
Assistant Referee 2: Dominik Schaal (GER)
Fourth Official: Robert Schröder (GER)
Referee Observer: Emil Božinovski (MKD)
FC Slovacko – Fenerbahçe SK
Referee: Nikola Dabanović (MNE)
Assistant Referee 1: Milutin Djukić (MNE)
Assistant Referee 2: Vladan Todorović (MNE)
Fourth Official: Miloš Bošković (MNE)
Referee Observer: David Fernandez Borbalan (ESP)
F91 Diddeleng – Malmö FF
Referee: Ricardo De Burgos Bengoetxea (ESP)
Assistant Referee 1: Iker de Francisco Grijalba (ESP)
Assistant Referee 2: Jon Nunez Fernandez (ESP)
Fourth Official: Pablo Gonzalez Fuertes (ESP)
Referee Observer: Vlado Svilokos (CRO)
Slovan Bratislava – Olympiakos SFP
Referee: Glenn Nyberg (SWE)
Assistant Referee 1: Mahbod Beigi (SWE)
Assistant Referee 2: Andreas Söderkvist (SWE)
Fourth Official: Adam Ladebäck (SWE)
Referee Observer: Lucilio Batista (POR)
FK Partizan – AEK Larnaka
Referee: Jose Sanchez Martinez (ESP)
Assistant Referee 1: Raul Cabanero Martinez (ESP)
Assistant Referee 2: Juan Lopez Mir (ESP)
Fourth Official: Jorge Figueroa Vazquez (ESP)
Referee Observer: Cyril Zimmermann (SUI)