| Event: | Mixed doubles |
| Championship: | 2009 BWF World Championships |
| Dates: | – |
| Venue: | Gachibowli Indoor Stadium |
| Location: | Hyderabad, India |
| Gold: | Thomas Laybourn Kamilla Rytter Juhl |
| Gold Nation: | DEN |
| Silver: | Nova Widianto Liliyana Natsir |
| Silver Nation: | INA |
| Bronze: | Lee Yong-dae Lee Hyo-jung |
| Bronze Nation: | KOR |
| Bronze2: | Joachim Fischer Nielsen Christinna Pedersen |
| Bronze2 Nation: | DEN |
| Prev: | 2007 Kuala Lumpur |
| Next: | 2010 Paris |
The 2009 BWF World Championships was the 17th tournament of the World Badminton Championships. It was held at the Gachibowli Indoor Stadium in Hyderabad, Andhra Pradesh, India, from 10 to 16 August 2009. Following the results of the mixed doubles.
Lee Yong-dae / Lee Hyo-jung (semi-final)
Zheng Bo / Ma Jin (quarter-final) He Hanbin / Yu Yang (quarter-final) Xie Zhongbo / Zhang Yawen (quarter-final)
Valiyaveetil Diju / Jwala Gutta (quarter-final)
Sudket Prapakamol / Saralee Thungthongkam (withdrew)
Yohan Hadikusumo Wiratama / Chau Hoi Wah (third round)
Robert Mateusiak / Nadieżda Kostiuczyk (third round) Songphon Anugritayawon / Kunchala Voravichitchaikul (withdrew) Xu Chen / Zhao Yunlei (third round) Yoo Yeon-seong / Kim Min-jung (third round)