The 2010 season was Seongnam Ilhwa Chunma's twenty-second season in the K-League in South Korea.

Seongnam Ilhwa Chunma is competing in K-League, League Cup, Korean FA Cup and Champions League as previous season's runner-up.

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

Players may hold more than one non-FIFA nationality.

Statistics accurate as of match played 18 December 2010