The 2019 Kawasaki Frontale season was their 15th consecutive season in J1 League.

They were the defending champions after finishing top of 2018 J1 League.

[1] They also competed in the Emperor's Cup, J.League Cup, Japanese Super Cup and AFC Champions League.

Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.

Players may hold more than one non-FIFA nationality.