11 May 2017
Manchester United – Celta Vigo
Referee: Ovidiu Hategan (ROU, photo)
Assistant Referee 1: Octavian Sovre (ROU)
Assistant Referee 2: Sebastian Gheorghe (ROU)
Additional AR 1: Radu Petrescu (ROU)
Additional AR 2: Sebastian Coltescu (ROU)
Fourth Official: Radu Ghinguleac (ROU)
Referee Observer: Francesco Bianchi (SUI)
Olympique Lyonnais – Ajaz Amsterdam
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: Manuel Mejuto Gonzalez (ESP)