2011 BWF World Championships – Mixed doubles

The mixed doubles tournament of the 2011 BWF World Championships (World Badminton Championships) was held from August 8 to 14. Zheng Bo and Ma Jin were the defending champions.
Zhang Nan and Zhao Yunlei won the title after defeating Chris Adcock and Imogen Bankier 21–15, 21–7 in the final.

Mixed 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
Zhang Nan Zhao Yunlei   China   Chris Adcock Imogen Bankier   Great Britain   Xu Chen Ma Jin   China   Tontowi Ahmad Lilyana Natsir   Indonesia

Seeds

1. Zhang Nan / Zhao Yunlei (champions)
2. Tantowi Ahmad / Lilyana Natsir (semifinals)
3. Sudket Prapakamol / Saralee Thoungthongkam (second round)
4. Tao Jiaming / Tian Qing (quarterfinals)
5. Joachim Fischer Nielsen / Christinna Pedersen (quarterfinals)
6. Xu Chen / Ma Jin (semifinals, retired)
7. Chen Hung-ling / Cheng Wen-hsing (quarterfinals)
8. Songphon Anugritayawon / Kunchala Voravichitchaikul (second round)
9. Fran Kurniawan / Pia Zebadiah Bernadeth (second round)
10. Nathan Robertson / Jenny Wallwork (second round)
11. Lee Sheng-mu / Chien Yu-chin(third round)
12. Thomas Laybourn / Kamilla Rytter Juhl (third round)
13. Michael Fuchs / Birgit Michels (third round)
14. Robert Mateusiak / Nadieżda Zięba (third round)
15. Shintaro Ikeda / Reiko Shiota (third round)
16. Valiyaveetil Diju / Jwala Gutta (third round)

Draw

Finals

	Quarterfinals							Semifinals							Final
	1	Zhang Nan Zhao Yunlei	21	21
	7	Chen Hung-ling Cheng Wen-hsing	14	14
								1	Zhang Nan Zhao Yunlei	21
								6	Xu Chen Ma Jin	17r
		Chayut Triyachart Yao Lei	16	7
	6	Xu Chen Ma Jin	21	21
															1	Zhang Nan Zhao Yunlei	21	21
																Chris Adcock Imogen Bankier	15	7
		Chris Adcock Imogen Bankier	21	21
	4	Tao Jiaming Tian Qing	16	18
									Chris Adcock Imogen Bankier	21	21
								2	Tantowi Ahmad Lilyana Natsir	16	19
	5	Joachim Fischer Nielsen Christinna Pedersen	12	13
	2	Tantowi Ahmad Lilyana Natsir	21	21

Section 1

	First Round							Second Round							Third Round							Quarterfinal
								1	Zhang N Zhao YL	21	21
									Wong WH Chau HW	10	13
															1	Zhang N Zhao YL	21	21
															13	M Fuchs B Michels	13	18
								13	M Fuchs B Michels	23	21
		Z Durkinjak S Poznanović	17	12					V Durkin N Vislova	21	18
		V Durkin N Vislova	21	21																		1	Zhang N Zhao YL	21	21
																						7	Chen H-l Cheng W-h	14	14
								7	Chen H-l Cheng W-h	21	21
		H Hashimoto M Fujii	21	21					H Hashimoto M Fujii	16	12
		A Liu J Ko	17	6											7	Chen H-l Cheng W-h	15	22	21
															12	T Laybourn K Rytter Juhl	21	20	19
								12	T Laybourn K Rytter Juhl	21	21
		M Kido L Nurlita	wo						W Szkudlarczyk A Wojtkowska	16	17
		W Szkudlarczyk A Wojtkowska

Section 2

	First Round							Second Round							Third Round							Quarterfinals
								3	S Prapakamol S Thoungthongkam	14	19
		A Dumartheray S Jaquet	21	12	6				C Triyachart Yao L	21	21
		C Triyachart Yao L	17	21	21											C Triyachart Yao L	21	21
																Chan PS Goh LY	19	14
								10	N Robertson J Wallwork	19	19
		L Muñoz C Gonzalez	9	5					Chan PS Goh LY	21	21
		Chan PS Goh LY	21	21																			C Triyachart Yao L	16	7
																						6	Xu C Ma J	21	21
								6	Xu C Ma J	21	21
		R Pacheco C Rivero	wo						J Arends S Piek	11	7
		J Arends S Piek													6	Xu C Ma J	21	21
																Fang C-m Wang P-r	9	8
								9	F Kurniawan PZ Bernadeth	13	21	19
		S Makarski D Dimova	10	21					Fang C-m Wang P-r	21	11	21
		Fang C-m Wang P-r	21	23

Section 3

	First Round							Second Round							Third Round							Quarterfinals
		R Zirnwald E Baldauf	21	21
		A Konakh A Zaitsava	19	13					R Zirnwald E Baldauf	9	10
								15	S Ikeda R Shiota	21	21
															15	S Ikeda R Shiota	21	15	16
		C Adcock I Bankier	21	21												C Adcock I Bankier	17	21	21
		T Ng G Gao	11	14					C Adcock I Bankier	24	21
								8	S Anugritayawon K Voravichitchaikul	22	19
																							C Adcock I Bankier	21	21
		MP Kolding J Houmann	21	21																		4	Tao JM Tian Q	16	18
		M Rijal D Susanto	17	19					MP Kolding J Houmann	16	21	18
								14	R Mateusiak N Zięba	21	16	21
															14	R Mateusiak N Zięba	15	22	16
		D Khodabux S Barning	19	21	21										4	Tao JM Tian Q	21	20	21
		J Schöttler S Marinello	21	16	14				D Khodabux S Barning	8	13
								4	Tao JM Tian Q	21	21

Section 4

	First Round							Second Round							Third Round							Quarterfinals
		Liao M-c Chen H-h	18	16
		Ong JG Chong SC	21	21					Ong JG Chong SC	11	15
								16	V Diju J Gutta	21	21
															16	V Diju J Gutta	9	15
		V Atrashchenkov E Prus	21	21											5	J Fischer Nielsen C Pedersen	21	21
		DL James MC Edwards	18	14					V Atrashchenkov E Prus	9	13
								5	J Fischer Nielsen C Pedersen	21	21
																						5	J Fischer Nielsen C Pedersen	12	13
		M Ellis H Olver	12	13																		2	T Ahmad L Natsir	21	21
		A Nikolaenko V Sorokina	21	21					A Nikolaenko V Sorokina	18	21	15
								11	Lee S-m Chien Y-c	21	15	21
															11	Lee S-m Chien Y-c	9	12
		S Magee C Magee	18	22	21										2	T Ahmad L Natsir	21	21
		B Careme L Choinet	21	20	19				S Magee C Magee	9	8
								2	T Ahmad L Natsir	21	21

References

• Main Draw