2011 BWF World Championships – Men's doubles

The men's doubles tournament of the 2011 BWF World Championships (World Badminton Championships) was held from August 8 to 14. Cai Yun and Fu Haifeng were the defending champions.

In the final, Cai Yun and Fu Haifeng defeated Ko Sung-hyun and Yoo Yeon-seong 24–22, 21–16.

Seeds

 * 1) 🇨🇳 Cai Yun / Fu Haifeng (champions)
 * 2)  Mathias Boe / Carsten Mogensen (quarterfinals)
 * 3) 🇰🇷 Jung Jae-sung / Lee Yong-dae (semifinals)
 * 4)  Koo Kien Keat / Tan Boon Heong (quarterfinals)
 * 5) 🇰🇷 Ko Sung-hyun / Yoo Yeon-seong (final)
 * 6)  Markis Kido / Hendra Setiawan (second round, retired)
 * 7)  Mohammad Ahsan / Bona Septano (semifinals)
 * 8)  Alvent Yulianto / Hendra Aprida Gunawan (third round)
 * 9) 🇯🇵 Hirokatsu Hashimoto / Noriyasu Hirata (third round)
 * 10)  Fang Chieh-min / Lee Sheng-mu (third round)
 * 11) 🇨🇳 Chai Biao / Guo Zhendong (third round)
 * 12) 🇯🇵 Naoki Kawamae / Shoji Sato (third round)
 * 13) 🇩🇪 Ingo Kindervater / Johannes Schöttler (second round)
 * 14) 🇯🇵 Hiroyuki Endo / Kenichi Hayakawa (third round)
 * 15) 🇰🇷 Cho Gun-woo / Kwon Yi-goo (third round)
 * 16)  Mads Conrad-Petersen / Jonas Rasmussen (quarterfinals)