The draw results are as follows.
Group A: Manchester City (England), PSG (France), RB Leipzig (Germany), Club Brugge (Belgium).
Group B: Atlético (Spain), Liverpool (England), Porto (Portugal), Milan (Italy).
Group C: Sporting (Portugal), Borussia Dortmund (Germany), Ajax (Netherlands), Besiktas (Turkey).
Group D: Inter (Italy), Real (Spain), Shakhtar (Ukraine), Sheriff (Moldova).
Group E: Bayern (Germany), Barcelona (Spain), Benfica (Portugal), Dynamo Kiev (Ukraine).
Group F: Villarreal (Spain), Manchester United (England), Atalanta (Italy), Young Boys (Switzerland).
Group G: Lille (France), Sevilla (Spain), Salzburg (Austria), Wolfsburg (Germany).
Group H: Chelsea (England), Juventus (Italy), Zenit (Russia), Malmo (Sweden).
The draw for the 2021/22 UEFA Champions League group stage took place in Istanbul, Turkey.
The hosts of the ceremony were ex-Zenit player Branislav Ivanovic and former Chelsea midfielder Michael Essien.
The Champions League final this season is due to take place on May 28 in St. Petersburg.
Earlier it was reported that ex-Zenit footballer Andrei Arshavin due to illness will miss the Champions League draw ceremony.