2021 Kuala Lumpur City F.C. season

The 2021 season was Kuala Lumpur City's 43rd season in competitive season and the 1st season in the Malaysia Super League since being promoted from 2020 Malaysia Premier League. This is club's first season after rebranded as Kuala Lumpur City Football Club.

Squad information
Appearances in all competitions. Note: Flags indicate national team as has been defined under FIFA eligibility rules. Players may hold more than one non-FIFA nationality.

1st leg
In:

Out:

2nd leg
In:

Out

Group stage
The draw for the group stage was held on 15 September 2021.

Appearances and goals
Players with no appearances not included in the list.