FC Midtjylland – Kups Kuopio
Referee: Srdjan Jovanović SRB (photo)
Assistant Referee 1: Uroš Stojković SRB
Assistant Referee 2: Milan Mihajlović SRB
Fourth Official: Novak Simović SRB
VAR: Stuart Attwell ENG
AVAR: Momčilo Marković SRB
Referee Observer: Nicola Rizzoli ITA
Malmo FF – Sigma Olomouc
Referee: Tobias Stieler GER
Assistant Referee 1: Lasse Koslowski GER
Assistant Referee 2: Mark Borsch GER
Fourth Official: Timo Gerach GER
VAR: Pascal Müller GER
AVAR: Patrick Hanslbauer GER
Referee Observer: Joao Ferreira POR
SK Brann – AEL Larnaca
Referee: Marco Guida ITA
Assistant Referee 1: Giorgio Peretti ITA
Assistant Referee 2: Giuseppe Perrotti ITA
Fourth Official: Matteo Marcenaro ITA
VAR: Valerio Marini ITA
AVAR: Gianluca Aureliano ITA
Referee Observer: Cyril Zimmermann SUI
Maccabi Tel Aviv – Dynamo Kyiv
Referee: Giorgi Kruashvili GEO
Assistant Referee 1: Levan Varamishvili GEO
Assistant Referee 2: Giorgi Elikashvili GEO
Fourth Official: Giorgi Avazashvili GEO
VAR: César Soto Grado ESP
AVAR: Bakur Ninua GEO
Referee Observer: Jan Wegereef NED
KF Shkendija – PFK Ludogorets
Referee: Christopher Kavanagh ENG
Assistant Referee 1: Daniel Cook ENG
Assistant Referee 2: Ian Hussin ENG
Fourth Official: Thomas Bramall ENG
VAR: Michael Salisbury ENG
AVAR: Matthew Donohue ENG
Referee Observer: Pascal Garibian FRA
Panathinaikos – Samsunspor
Referee: Juan Martínez Munuera ESP
Assistant Referee 1: Diego Barbero Sevilla ESP
Assistant Referee 2: Miguel Martínez Munuera ESP
Fourth Official: Mateo Busquets Ferrer ESP
VAR: Guillermo Cuadra Fernández ESP
AVAR: Javier Iglesias Villanueva ESP
Referee Observer: Leslie Irvine NIR
Zrinjski Mostar – FC Utrecht
Referee: Georgi Kabakov BUL
Assistant Referee 1: Martin Margaritov BUL
Assistant Referee 2: Martin Venev BUL
Fourth Official: Volen Chinkov BUL
VAR: Dragomir Draganov BUL
AVAR: Nikola Popov BUL
Referee Observer: Levan Paniashvili GEO
Slovan Bratislava – BSC Young Boys
Referee: Sascha Stegemann GER
Assistant Referee 1: Christof Günsch GER
Assistant Referee 2: Marco Achmüller GER
Fourth Official: Martin Petersen GER
VAR: Benjamin Brand GER
AVAR: Benjamin Cortus GER
Referee Observer: Murat Ilgaz TUR
Lech Poznan – KRC Genk
Referee: Donatas Rumšas LTU
Assistant Referee 1: Aleksandr Radiuš LTU
Assistant Referee 2: Dovydas Sužiedėlis LTU
Fourth Official: Dovydas Švėgžda LTU
VAR: Marco Di Bello ITA
AVAR: Donatas Šimėnas LTU
Referee Observer: Stefano Podeschi SMR
Aberdeen – FCSB
Referee: Serdar Gözübüyük NED
Assistant Referee 1: Erwin Zeinstra NED
Assistant Referee 2: Patrick Inia NED
Fourth Official: Joey Kooij NED
VAR: Pol van Boekel NED
AVAR: Robin Hensgens NED
Referee Observer: Martin Hansson SWE
HNK Rijeka – PAOK Salonic
Referee: Ivan Kružliak SVK
Assistant Referee 1: Branislav Hancko SVK
Assistant Referee 2: Ján Pozor SVK
Fourth Official: Peter Královič SVK
VAR: Michael Fabbri ITA
AVAR: Boris Marhefka SVK
Referee Observer: Drago Kos SVN
Lincoln Red Imps – SC Braga
Referee: Morten Krogh DEN
Assistant Referee 1: Dennis Rasmussen DEN
Assistant Referee 2: Steffen Bramsen DEN
Fourth Official: Jakob Sundberg DEN
VAR: Jonas Hansen DEN
AVAR: Sandi Putros DEN
Referee Observer: Carlos Clos Gómez ESP
