Gzira United – Wolfsberger AC
Referee: Nicolas Walsh (SCO, photo)
Assistant Referee 1: Graeme Stewart (SCO)
Assistant Referee 2: Calum Spence (SCO)
Fourth Official: Colin Steven (SCO)
Referee Observer: Petteri Kari (FIN)
B36 Torshavn – Viborg FF
Referee: Pavel Orel (CZE)
Assistant Referee 1: Adam Horak (CZE)
Assistant Referee 2: Martin Leška (CZE)
Fourth Official: Marek Radina (CZE)
Referee Observer: Zbigniew Przesmycki (POL)
Vitoria SC – Hajduk Split
Referee: Ali Palabiyik (TUR)
Assistant Referee 1: Serkan Olguncan (TUR)
Assistant Referee 2: Ceyhun Sesigüzel (TUR)
Fourth Official: Atilla Karaoglan (TUR)
Referee Observer: Mark Whitby (WAL)
Qyzyljar SK – Apoel
Referee: Daniel Siebert (GER)
Assistant Referee 1: Jan Seidel (GER)
Assistant Referee 2: Rafael Foltyn (GER)
Fourth Official: Daniel Schlager (GER)
Referee Observer: Luc Wouters (BEL)
Tobyl FK – HNK Zrinjski
Referee: Nathan Verboomen (BEL)
Assistant Referee 1: Mathias Hillaert (BEL)
Assistant Referee 2: Ruben Wyns (BEL)
Fourth Official: Jan Boterberg (BEL)
Referee Observer: Murat Ilgaz (TUR)
Rakow Częstochowa – Spartak Trnava
Referee: Allard Lindhout (NED)
Assistant Referee 1: Charles Schaap (NED)
Assistant Referee 2: Roy de Nas (NED)
Fourth Official: Rob Dieperink (NED)
Referee Observer: Rune Pedersen (NOR)
CFR Cluj – Sachcior Salihorsk
Referee: Morten Krogh (DEN)
Assistant Referee 1: Dennis Rasmussen (DEN)
Assistant Referee 2: Steffen Bramsen (DEN)
Fourth Official: Mikkel Redder (DEN)
Referee Observer: Fritz Stuchlik (AUT)
FC Basel – Brondby IF
Referee: Christian Dingert (GER)
Assistant Referee 1: Christian Dietz (GER)
Assistant Referee 2: Timo Gerach (GER)
Fourth Official: Tobias Reichel (GER)
Referee Observer: Alan Sant (MLT)
Hapoel Beer Sheva – FC Lugano
Referee: Juan Martinez Munuera (ESP)
Assistant Referee 1: Diego Barbero Sevilla (ESP)
Assistant Referee 2: Miguel Martinez Munuera (ESP)
Fourth Official: Mario Melero Lopez (ESP)
Referee Observer: Kevin Parry (WAL)
FC Twente – FK Čukarički
Referee: Kristo Tohver (EST)
Assistant Referee 1: Silver Koiv (EST)
Assistant Referee 2: Sten Klaasen (EST)
Fourth Official: Karl Koppel (EST)
Referee Observer: Asim Xudiyev (AZE)
Konyaspor – FC Vaduz
Referee: Guillermo Cuadra Fernandez (ESP)
Assistant Referee 1: Inigo Prieto Lopez (ESP)
Assistant Referee 2: Jose Garrido Romero (ESP)
Fourth Official: Miguel Ortiz Arias (ESP)
Referee Observer: Vencel Tóth (HUN)
Djurgardens IF – Sepsi Sfântu Gheorghe
Referee: Sascha Stegemann (GER)
Assistant Referee 1: Mark Borsch (GER)
Assistant Referee 2: Christof Günsch (GER)
Fourth Official: Florian Badstübner (GER)
Referee Observer: Gunnar Jonsson (ISL)
Petrocub Hîncești – MOL Fehervar
Referee: Jerôme Brisard (FRA)
Assistant Referee 1: Aurelien Drouet (FRA)
Assistant Referee 2: Alexis Auger (FRA)
Fourth Official: Hakim Salem (FRA)
Referee Observer: Erol Ersoy (TUR)
Royal Antwerp – Lillestrom SK
Referee: Duje Strukan (CRO)
Assistant Referee 1: Bojan Zobenica (CRO)
Assistant Referee 2: Alen Jakšić (CRO)
Fourth Official: Ivan Bebek (CRO)
Referee Observer: Alexandru Deaconu (ROU)
FCSB – Dunajska Streda
Referee: Aliyar Agayev (AZE)
Assistant Referee 1: Zeynal Zenalov (AZE)
Assistant Referee 2: Akif Amirali (AZE)
Fourth Official: Elçin Masiyev (AZE)
Referee Observer: Rusmir Mrković (BIH)
Universitatea Craiova – Zorya Luhansk
Referee: Matej Jug (SVN)
Assistant Referee 1: Matej Žunič (SVN)
Assistant Referee 2: Manuel Vidali (SVN)
Fourth Official: Roberto Ponis (SVN)
Referee Observer: Sascha Amhof (SUI)
Panathinaikos – Slavia Praha
Referee: Peter Bankes (ENG)
Assistant Referee 1: Daniel Cook (ENG)
Assistant Referee 2: Wade Smith (ENG)
Fourth Official: Robert Jones (ENG)
Referee Observer: Robert Schörgenhofer (AUT)
Medipol Başakşehir – Breidablik
Referee: Tamás Bognar (HUN)
Assistant Referee 1: Balazs Buzas (HUN)
Assistant Referee 2: Peter Kobor (HUN)
Fourth Official: Balazs Berke (HUN)
Referee Observer: Vladimir Antonov (MDA)
Hibernians FC – RFS Riga
Referee: Kateryna Monzul (UKR)
Assistant Referee 1: Maryna Striletska (UKR)
Assistant Referee 2: Svitlana Hrushko (UKR)
Fourth Official: Anastasiya Romanyuk (UKR)
Referee Observer: Markus Strömbergsson (SWE)
KI Klaksvik – KF Ballkani
Referee: Goga Kikacheishvili (GEO)
Assistant Referee 1: Davit Gabisonia (GEO)
Assistant Referee 2: Davit Chigogidze (GEO)
Fourth Official: Irakli Kvirikashvili (GEO)
Referee Observer: Darko Čeferin (SVN)
Skendija – AIK
Referee: Donald Robertson (SCO)
Assistant Referee 1: Alan Mulvanny (SCO)
Assistant Referee 2: Ross Macleod (SCO)
Fourth Official: Grant Irvine (SCO)
Referee Observer: Eyjolfur Olafsson (ISL)
Sligo Rovers – Viking FK
Referee: Novak Simović (SRB)
Assistant Referee 1: Nikola Djorović (SRB)
Assistant Referee 2: Miloš Simović (SRB)
Fourth Official: Momčilo Marković (SRB)
Referee Observer: Joao Ferreira (POR)
RSC Anderlecht – Paide Linnameeskond
Referee: Giorgi Kruashvili (GEO)
Assistant Referee 1: Levan Varamishvili (GEO)
Assistant Referee 2: Zaza Pipia (GEO)
Fourth Official: Davit Kharitonashvili (GEO)
Referee Observer: Draženko Kovačić (CRO)
Aris Thessalonikis – Maccabi Tel Aviv
Referee: John Beaton (SCO)
Assistant Referee 1: Daniel McFarlane (SCO)
Assistant Referee 2: Douglas Potter (SCO)
Fourth Official: Steven McLean (SCO)
Referee Observer: Goran Mihaljević (MNE)
Levski Sofia – Hamrun Spartans
Referee: Istvan Kovacs (ROU)
Assistant Referee 1: Vasile Marinescu (ROU)
Assistant Referee 2: Ovidiu Artene (ROU)
Fourth Official: Andrei Chivulete (ROU)
Referee Observer: Kenneth Clark (SCO)
Lech Poznan – Vikingur Reykjavik
Referee: Julian Weinberger (AUT)
Assistant Referee 1: Maximilian Weiss (AUT)
Assistant Referee 2: Michael Obritzberger (AUT)
Fourth Official: Alexander Harkam (AUT)
Referee Observer: Domagoj Vučkov (CRO)
Rapid Wien – Neftçi PFK
Referee: Rohit Saggi (NOR)
Assistant Referee 1: Geir Isaksen (NOR)
Assistant Referee 2: Morten Jensen (NOR)
Fourth Official: Sivert Amland (NOR)
Referee Observer: William Young (SCO)
Saint Patrick’s Athletic – CSKA Sofia
Referee: Horațiu Feșnic (ROU)
Assistant Referee 1: Valentin Avram (ROU)
Assistant Referee 2: Alexandru Cerei (ROU)
Fourth Official: Sebastian Colțescu (ROU)
Referee Observer: Jon Skjervold (NOR)
BSC Young Boys – KuPS Kuopio
Referee: Stephanie Frappart (FRA)
Assistant Referee 1: Mikael Berchebru (FRA)
Assistant Referee 2: Guillaume Debart (FRA)
Fourth Official: Johan Hamel (FRA)
Referee Observer: Michael Ross (NIR)
AZ Alkmaar – Dundee United
Referee: Antonio Mateu Lahoz (ESP)
Assistant Referee 1: Pau Cebrian Devis (ESP)
Assistant Referee 2: Roberto Diaz Perez (ESP)
Fourth Official: Jose Munuera Montero (ESP)
Referee Observer: David Malcolm (NIR)
Gil Vicente – Riga FC
Referee: Mykola Balakin (UKR)
Assistant Referee 1: Viktor Nyzhnyk (UKR)
Assistant Referee 2: Valentin Kutsev (UKR)
Fourth Official: Vitaliy Romanov (UKR)
Referee Observer: Plarent Kotherja (ALB)
Kisvarda MG – Molde FK
Referee: Alain Durieux (LUX)
Assistant Referee 1: Dani Balsa (LUX)
Assistant Referee 2: Gilles Becker (LUX)
Fourth Official: Jeremy Muller (LUX)
Referee Observer: Hannes Kaasik (EST)
