The 2019 AFC Champions League group stage was played from 4 March to 29 May 2019.
[1] A total of 32 teams competed in the group stage to decide the 16 places in the knockout stage of the 2019 AFC Champions League.
[3] The draw for the group stage was held on 22 November 2018, 16:30 MYT (UTC+8), at the AFC House in Kuala Lumpur, Malaysia.
The winners and runners-up of each group advanced to the round of 16 of the knockout stage.
If tied on points, tiebreakers were applied in the following order (Regulations Article 10.5):[2] The schedule of each matchday was as follows.