Group B was one of four groups of nations competing at the 2011 AFC Asian Cup.
The group's first round of matches began on 9 January and its last matches were played on 17 January.
All six group matches were played at venues in Doha and Al Rayyan, Qatar.
The group consisted of defending runners-up Saudi Arabia, Japan, Jordan and Syria.
Man of the Match: Amer Shafi (Jordan) Assistant referees: Jeffrey Goh Gek Pheng (Singapore) Haja Maidin (Singapore) Fourth official: Valentin Kovalenko (Uzbekistan) Man of the Match: Abdelrazaq Al Hussain (Syria) Assistant referees: Jeong Hae-sang (South Korea) Jang Jun-mo (South Korea) Fourth official: Abdullah Balideh (Qatar) Man of the Match: Hassan Abdel Fattah (Jordan) Assistant referees: Saleh Al Marzouqi (UAE) Yaser Marad (Kuwait) Fourth official: Ben Williams (Australia) Man of the Match: Keisuke Honda (Japan) Assistant referees: Hassan Kamranifar (Iran) Reza Sokhandan (Iran) Fourth official: Mohamed Benouza (Algeria) Man of the Match: Shinji Okazaki (Japan) Assistant referees: Abdukhamidullo Rasulov (Uzbekistan) Rafael Ilyasov (Uzbekistan) Fourth official: Subkhiddin Mohd Salleh (Malaysia) Man of the Match: Odai Al-Saify (Jordan) Assistant referees: Mohammad Darman (Qatar) Hassan Al Thawadi (Qatar) Fourth official: Abdullah Balideh (Qatar)