2013 FC Seoul season

The 2013 season is FC Seoul's 30th season in the K League Classic.

Pre-season

 * In Guam: From 7 January 2013 to 26 January 2013
 * In Kagoshima, Japan: From 3 February 2013 to 17 February 2013

Match reports and match highlights
Fixtures and Results at FC Seoul Official Website 

Attendance records

 * Season total attendance is K League Classic, FA Cup, AFC Champions League in the aggregate and friendly match attendance is not included.

Team roster
All players registered for the 2013 season are listed.

(In)

(Out)

(Out)

(Conscripted)

(Discharged)

(Out)

(Out)

Out on loan & military service

 * 1) Choi Won-Wook was not registered 2013 season


 * In : Transferred from other teams in the middle of season.
 * Out : Transferred to other teams in the middle of season.
 * Discharged : Transferred from Sangju Sangmu and Police FC for military service in the middle of season. (Registered in 2013 season)
 * Conscripted : Transferred to Sangju Sangmu and Police FC for military service after end of season.

Rookie Draft & Free Agent

 * (Univ.) means player who go to university then back to FC Seoul.
 * (After Univ.) means player who is joined FC Seoul after entering university.

Starting eleven and formation
This section shows the most used players for each position considering a 4–3–3 or 4-2-3-1 formation.