2021–22 Chonburi F.C. season

The 2021-22 season is Chonburi's 16th season in the Thai League T1 since 2006. The season was supposed to start on 31 July 2021 and concluded on 21 May 2022. Then, due to the situation of the COVID-19 pandemic is still severe, FA Thailand decided to postpone the season to start on 13 August 2021 instead. However, as it stands on 23 July 2021, the COVID-19's situation is getting even worse. Therefore, FA Thailand decided to postpone the opening day for the second time to start on 3 September 2021.

Current squad
As of 4 January 2022

Note 1: The official club website lists the supporters as player 12th man. Note 2: Players who are AFC Champions League quota foreign players are listed in bold.