Alashkert FC – Sheriff Tiraspol
Referee: Rade Obrenovič (SVN, photo)
Assistant Referee 1: Grega Kordež (SVN)
Assistant Referee 2: Aleksandar Kasapovič (SVN)
Fourth Official: Dejan Balažič (SVN)
Referee Observer: Stávros Tritsónis (GRE)
Lincoln Red Imps – CFR Cluj
Referee: Willy Delajod (FRA)
Assistant Referee 1: Mehdi Rahmouni (FRA)
Assistant Referee 2: Erwan Finjean (FRA)
Fourth Official: Thomas Léonard (FRA)
Referee Observer: Jørn West Larsen (DEN)
GNK Dinamo – Omonia FC
Referee: Daniel Stefanski (POL)
Assistant Referee 1: Dawid Golis (POL)
Assistant Referee 2: Krzysztof Myrmus (POL)
Fourth Official: Damian Sylwestrzak (POL)
Referee Observer: Fredy Fautrel (FRA)
Ferencvárosi TC – Žalgiris Vilnius
Referee: Giorgi Kruashvili (GEO)
Assistant Referee 1: Levan Varamishvili (GEO)
Assistant Referee 2: Davit Akhvlediani (GEO)
Fourth Official: Irakli Kvirikashvili (GEO)
Referee Observer: Goran Mihaljević (MNE)
Rapid Wien – Sparta Praha
Referee: Serdar Gözübüyük (NED)
Assistant Referee 1: Johan Balder (NED)
Assistant Referee 2: Rens Bluemink (NED)
Fourth Official: Sander van der Eijk (NED)
Referee Observer: Vladimír Medved (SVK)
Celtic FC – Midtjylland
Referee: Sandro Schärer (SUI)
Assistant Referee 1: Stéphane De Almeida (SUI)
Assistant Referee 2: Bekim Zogaj (SUI)
Fourth Official: Luca Piccolo (SUI)
Referee Observer: Leslie Irvine (NIR)
Qairat Almaty – Crvena Zvezda
Referee: Halil Umut Meler (TUR)
Assistant Referee 1: Mustafa Eyisoy (TUR)
Assistant Referee 2: Cevdet Kömürcüoğlu (TUR)
Fourth Official: Arda Kardeşler (TUR)
Referee Observer: Asim Xudiyev (AZE)
Malmö FF – HJK Helsinki
Referee: Mykola Balakin (UKR)
Assistant Referee 1: Valentyn Kutsev (UKR)
Assistant Referee 2: Serhiy Prystupa (UKR)
Fourth Official: Andriy Kovalenko (UKR)
Referee Observer: Iain Robertson Brines (SCO)
NŠ Mura – PFC Ludogorets
Referee: Harm Osmers (GER)
Assistant Referee 1: Dominik Schaal (GER)
Assistant Referee 2: Robert Kempter (GER)
Fourth Official: Thorben Siewer (GER)
Referee Observer: Jan Wegereef (NED)
Slovan Bratislava – BSC Young Boys
Referee: Christopher Kavanagh (ENG)
Assistant Referee 1: Daniel Cook (ENG)
Assistant Referee 2: Daniel Robathan (ENG)
Fourth Official: Darren England (ENG)
Referee Observer: Alain Hamer (LUX)
Legia Warszawa – Flora Tallinn
Referee: Vitali Meshkov (RUS)
Assistant Referee 1: Aleksey Lunev (RUS)
Assistant Referee 2: Dmitriy Safyan (RUS)
Fourth Official: Igor Panin (RUS)
Referee Observer: Emil Božinovski (MKD)
Olympiakós FC – Neftçi PFK
Referee: João Pinheiro (POR)
Assistant Referee 1: Tiago Costa (POR)
Assistant Referee 2: Pedro Ribeiro (POR)
Fourth Official: Gustavo Correia (POR)
Referee Observer: Darko Čeferin (SVN)
PSV Eindhoven – Galatasaray
Referee: Alejandro Hernández Hernández (ESP)
Assistant Referee 1: José Naranjo Pérez (ESP)
Assistant Referee 2: Diego Sánchez Rojo (ESP)
Fourth Official: César Soto Grado (ESP)
Referee Observer: Boško Jovanetić (SRB)
