The knockout stage of the 2011 Asian Cup started on 21 January and ended on 29 January 2011. The top two placed teams from each preliminary group advanced to this stage.
Man of the Match:
Shinji Kagawa (Japan)
Assistant referees:
Mu Yuxin (China)
Mohd Sabri Bin Mat Daud (Malaysia)
Fourth official:
Abdullah Al Hilali (Oman)