UEFA Champions League – Group Stage (Matchday 2)

26 September 2017
Borussia Dortmund – Real Madrid
Referee: Björn Kuipers (NED, photo)
Assistant Referee 1: Sander van Roekel (NED)
Assistant Referee 2: Erwin Zeinstra (NED)
Additional AR 1: Pol van Boekel (NED)
Additional AR 2: Dennis Higler (NED)
Fourth Official: Mario Diks (NED)
Referee Observer: Ilkka Koho (FIN)

Spartak Moskva – Liverpool FC
Referee: Clément Turpin (FRA)
Assistant Referee 1: Nicolas Danos (FRA)
Assistant Referee 2: Cyril Gringore (FRA)
Additional AR 1: Ruddy Buquet (FRA)
Additional AR 2: Nicolas Rainville (FRA)
Fourth Official: Hicham Zakrani (FRA)
Referee Observer: Emil Bozhinovski (MKD)

Sevilla FC – NK Maribor
Referee: Aleksei Kulbakov (BLR)
Assistant Referee 1: Dimitri Zhuk (BLR)
Assistant Referee 2: Aleh Maslianka (BLR)
Additional AR 1: Dzianis Shcharbakou (BLR)
Additional AR 2: Viktar Shymusik (BLR)
Fourth Official: Yury Khomchanka (BLR)
Referee Observer: Matteo Trefoloni (ITA)

Manchester City – Shakhtar Donetsk
Referee: Manuel De Sousa (POR)
Assistant Referee 1: Alvaro Mesquita (POR)
Assistant Referee 2: Ricardo Santos (POR)
Additional AR 1: Carlos Xistra (POR)
Additional AR 2: Fabio Veríssimo (POR)
Fourth Official: Nuno Pereira (POR)
Referee Observer: Manuel Díaz Vega (ESP)

Napoli – Feyenoord
Referee: William Collum (SCO)
Assistant Referee 1: David McGeachie (SCO)
Assistant Referee 2: Douglas Ross (SCO)
Additional AR 1: Robert Madden (SCO)
Additional AR 2: John Beaton (SCO)
Fourth Official: Francis Connor (SCO)
Referee Observer: Alain Hamer (LUX)

AS Monaco – FC Porto
Referee: Slavko Vinčić (SVN)
Assistant Referee 1: Tomaž Klančnik (SVN)
Assistant Referee 2: Andraž Kovačič (SVN)
Additional AR 1: Rade Obrenović (SVN)
Additional AR 2: Roberto Ponis (SVN)
Fourth Official: Grega Kordež (SVN)
Referee Observer: Kyros Vassaras (GRE)

Beşiktaş JK – RB Leipzig
Referee: Sergei Karasev (RUS)
Assistant Referee 1: Anton Averyanov (RUS)
Assistant Referee 2: Tikhon Kalugin (RUS)
Additional AR 1: Sergey Lapochkin (RUS)
Additional AR 2: Sergei Ivanov (RUS)
Fourth Official: Maksim Gavrilin (RUS)
Referee Observer: Vladimir Antonov (MDA)

Apoel – Tottenham Hotspur
Referee: Pavel Královec (CZE)
Assistant Referee 1: Roman Slyško (SVK)
Assistant Referee 2: Ivo Nádvorník (CZE)
Additional AR 1: Petr Ardeleánu (CZE)
Additional AR 2: Karel Hrubeš (CZE)
Fourth Official: Martin Wilczek (CZE)
Referee Observer: Francesco Bianchi (SUI)

27 September 2017
CSKA Moskva – Manchester United
Referee: Jonas Eriksson (SWE)
Assistant Referee 1: Mathias Klaseniuns (SWE)
Assistant Referee 2: Daniel Wärnmark (SWE)
Additional AR 1: Stefan Johannesson (SWE)
Additional AR 2: Glenn Nyberg (SWE)
Fourth Official: Mehmet Culum (SWE)
Referee Observer: Murat Ilgaz (TUR)

FC Basel – SL Benfica
Referee: Craig Thomson (SCO)
Assistant Referee 1: Alan Mulvanny (SCO)
Assistant Referee 2: Graeme Stewart (SCO)
Additional AR 1: Andrew Dallas (SCO)
Additional AR 2: Donald Robertson (SCO)
Fourth Official: Stuart Stevenson (SCO)
Referee Observer: Alexandru Deaconu (ROU)

RSC Anderlecht – Celtic FC
Referee: Jesús Gil Manzano (ESP)
Assistant Referee 1: Juan Yuste Jiménez (ESP)
Assistant Referee 2: Ángel Nevado Rodríguez (ESP)
Additional AR 1: Javier Estrada Fernández (ESP)
Additional AR 2: Juan Martínez Munuera (ESP)
Fourth Official: Roberto Alonso Fernández (ESP)
Referee Observer: Ichko Lozev (BUL)

Paris St. Germain – Bayern München
Referee: Antonio Mateu Lahoz (ESP)
Assistant Referee 1: Pau Cebrián Devís (ESP)
Assistant Referee 2: Javier Aguilar Rodriguez (ESP)
Additional AR 1: Carlos Del Cerro Grande (ESP)
Additional AR 2: Alejandro Hernández Hernández (ESP)
Fourth Official: Teodoro Sobrino Magán (ESP)
Referee Observer: Rune Pedersen (NOR)

Atlético de Madrid – Chelsea FC
Referee: Cüneyt Çakır (TUR)
Assistant Referee 1: Bahattin Duran (TUR)
Assistant Referee 2: Tarik Ongun (TUR)
Additional AR 1: Hüseyin Göçek (TUR)
Additional AR 2: Baris Şimşek (TUR)
Fourth Official: Mustafa Eyisoy (TUR)
Referee Observer: Levan Paniashvili (GEO)

Qarabağ FK – AS Roma
Referee: Artur Soares Dias (POR)
Assistant Referee 1: Rui Tavares (POR)
Assistant Referee 2: Paulo Santos (POR)
Additional AR 1: Tiago Martins (POR)
Additional AR 2: João Pinheiro (POR)
Fourth Official: Bruno Rodrigues (POR)
Referee Observer: Haim Jakov (ISR)

Sporting Clube – FC Barcelona
Referee: Ovidiu Haţegan (ROU)
Assistant Referee 1: Octavian Sovre (ROU)
Assistant Referee 2: Sebastian Gheorghe (ROU)
Additional AR 1: István Kovács (ROU)
Additional AR 2: Sebastian Colţescu (ROU)
Fourth Official: Radu Ghinguleac (ROU)
Referee Observer: Zbigniew Przesmycki (POL)

Juventus – Olympiacos
Referee: Tobias Stieler (GER)
Assistant Referee 1: Mike Pickel (GER)
Assistant Referee 2: Jan Seidel (GER)
Additional AR 1: Marco Fritz (GER)
Additional AR 2: Harm Osmers (GER)
Fourth Official: Christian Gittelmann (GER)
Referee Observer: Bertrand Layec (FRA)