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.

Men's doubles at the 2011 BWF World Championships
Venue	Wembley Arena
Location	London, England
Dates	August 8, 2011 (2011-08-08) – August 14, 2011 (2011-08-14)
Medalists
Cai Yun Fu Haifeng    China   Ko Sung-hyun Yoo Yeon-seong    South Korea   Jung Jae-sung Lee Yong-dae    South Korea   Mohammad Ahsan Bona Septano    Indonesia
← 2010 Paris 2013 Guangzhou →

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)

Draw

Finals

	Quarterfinals							Semifinals							Final
	1	Cai Yun   Fu Haifeng	21	21
	16	Mads Conrad-Petersen   Jonas Rasmussen	10	13
								1	Cai Yun   Fu Haifeng	21	21
								3	Jung Jae-sung   Lee Yong-dae	18	14
	3	Jung Jae-sung   Lee Yong-dae	21	26
		Hong Wei   Shen Ye	12	24
															1	Cai Yun   Fu Haifeng	24	21
															5	Ko Sung-hyun   Yoo Yeon-seong	22	16
	5	Ko Sung-hyun   Yoo Yeon-seong	21	21
	4	Koo Kien Keat   Tan Boon Heong	17	13
								5	Ko Sung-hyun   Yoo Yeon-seong	21	21
								7	Mohammad Ahsan   Bona Septano	19	17
	7	Mohammad Ahsan   Bona Septano	21	18	24
	2	Mathias Boe   Carsten Mogensen	18	21	22

Section 1

	First Round							Second Round							Third Round							Quarterfinals
								1	Cai Y   Fu HF	21	14	21
		M Ellis   P Mills	11	13					V Ivanov   I Sozonov	12	21	12
		'  V Ivanov   I Sozonov	21	21											1	Cai Y   Fu HF	21	15	21
															12	N Kawamae   S Sato	17	21	14
								12	N Kawamae   S Sato	21	23
		A Cwalina   M Łogosz	21	21					A Cwalina   M Łogosz	16	21
		Chan PS   Lim KW	13	19																		1	Cai Y   Fu HF	21	21
																						16	M Conrad-Petersen   J Rasmussen	10	13
								8	A Yulianto   HA Gunawan	19	21	21
		M Fuchs   O Roth	21	18	17				R Kumar   S Thomas	21	11	12
		R Kumar   S Thomas	9	21	21										8	A Yulianto   HA Gunawan	20	21	18
															16	M Conrad-Petersen   J Rasmussen	22	13	21
								16	M Conrad-Petersen   J Rasmussen	21	21
		M Dierickx   F Golinski	17	15					DL James   W Viljoen	10	7
		DL James   W Viljoen	21	21

Section 2

	First Round							Second Round							Third Round							Quarterfinals
								3	Jung J-s   Lee Y-d	21	21
		A Clark   C Langridge	21	21					A Clark   C Langridge	10	16
		Y Hirobe   K Kazuno	15	17											3	Jung J-s   Lee Y-d	21	21
															14	H Endo   K Hayakawa	14	5
								14	H Endo   K Hayakawa	21	21
		R Smith   G Warfe	21	21					R Smith   G Warfe	9	11
		M Campbell   A Gilmour	13	17																		3	Jung J-s   Lee Y-d	21	26
																							Hong W   Shen Y	12	24
								6	M Kido   H Setiawan	wo
		J de Ruiter   D Khodabux	19	16					Hong W   Shen Y
		Hong W   Shen Y	21	21												Hong W   Shen Y	18	21	21
															10	Fang C-m   Lee S-m	21	17	15
								10	Fang C-m   Lee S-m	26	21
		H Bach   T Gunawan	17	14					MZ Abdul Latif   Hoon TH	24	19
		MZ Abdul Latif   Hoon TH	21	21

Section 3

	First Round							Second Round							Third Round							Quarterfinals
		T Yeo   Liu Y	14	13
		V Durkin   A Nikolaenko	21	21					V Durkin   A Nikolaenko	10	16
								15	Cho G-w   Kwon Y-g	21	21
															15	Cho G-w   Kwon Y-g	15	17
		H Arthuso   D Paiola	10	11											5	Ko S-h   Yoo Y-s	21	21
		C Adcock   A Ellis	21	21					C Adcock   A Ellis	21	13	13
								5	Ko S-h   Yoo Y-s	18	21	21
																						5	Ko S-h   Yoo Y-s	21	21
		Chen H-l   Lin Y-l	21	21																		4	Koo KK   Tan BH	17	13
		P Chopra   T Kona	17	13					Chen H-l   Lin Y-l	21	18	21
								13	I Kindervater   J Schöttler	19	21	16
																Chen H-l   Lin Y-l	13	14
		L Moren   W Szkudlarczyk	10	14											4	Koo KK   Tan BH	21	21
		Liu XL   Qiu ZH	21	21					Liu XL   Qiu ZH	6	22	15
								4	Koo KK   Tan BH	21	20	21

Section 4

	First Round							Second Round							Third Round							Quarterfinals
		S Magee   T Stephenson	21	21
		V Konov   D Zavadsky	19	15					S Magee   T Stephenson	11	10
								11	Chai B   Guo ZD	21	21
															11	Chai B   Guo ZD	20	16
		B Careme   S Grosjean	22	21											7	M Ahsan   B Septano	22	21
		Z Durkinjak   Z Hoelbling	20	14					B Careme   S Grosjean	15	17
								7	M Ahsan   B Septano	21	21
																						7	M Ahsan   B Septano	21	18	24
		S Gunatileka   V Nguy	8	7																		2	M Boe   C Mogensen	18	21	22
		R Bosch   K Ridder	21	21					R Bosch   K Ridder	14	21	12
								9	H Hashimoto   N Hirata	21	18	21
															9	H Hashimoto   N Hirata	21	10
		S Anugritayawon   S Prapakamol	27	19											2	M Boe   C Mogensen	23	21
		A Liu   D Ng	29	21					A Liu   D Ng	5	10
								2	M Boe   C Mogensen	21	21

References

• Main Draw