The Slovenian referee Slavko Vinčić will officiate Atalanta-Manchester United for matchday 4 of the 2021-2022 UEFA Champions League Group F. His assistants will be Tomaž Klančnik (SVN) and Andraž Kovačič (SVN), fourth official: Matej Jug (SVN), V.A.R. Bastian Dankert (GER), A.V.A.R. Christian Dingert (GER).
