6 March 2018 Paris St. Germain – Real Madrid
Referee: Felix Brych (GER, photo)
Assistant Referee 1: Mark Borsch (GER)
Assistant Referee 2: Stefan Lupp (GER)
Additional AR 1: Bastian Dankert (GER)
Additional AR 2: Marco Fritz (GER)
Fourth Official: Markus Häcker (GER)
Referee Observer: Kyros Vassaras (GRE)
Liverpool – FC Porto
Referee: Felix Zwayer (GER)
Assistant Referee 1: Thorsten Schiffner (GER)
Assistant Referee 2: Marco Achmüller (GER)
Additional AR 1: Daniel Siebert (GER)
Additional AR 2: Sascha Stegemann (GER)
Fourth Official: Rafael Foltyn (GER)
Referee Observer: Terje Hauge (NOR)
7 March 2018
Manchester City – FC Basel
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: Jiří Moláček (CZE)
Referee Observer: László Vágner (HUN)
Tottenham Hotspur – Juventus
Referee: Szymon Marciniak (POL)
Assistant Referee 1: Pawel Sokolnicki (POL)
Assistant Referee 2: Tomasz Listkiewicz (POL)
Additional AR 1: Pawel Raczkowski (POL)
Additional AR 2: Tomasz Musial (POL)
Fourth Official: Radoslaw Siejka (POL)
Referee Observer: Jaap Uilenberg (NED)