2011 Thailand Open Grand Prix Gold

The 2011 Thailand Open Grand Prix Gold was a badminton tournament which took place at the Chulalongkorn University Sport Complex in Bangkok, Thailand on 7–12 June 2011 and had a total purse of $120,000.

Seeds

 * 1) 🇨🇳 Chen Long (champion)
 * 2) 🇹🇭 Boonsak Ponsana (third round)
 * 3) 🇰🇷 Park Sung-hwan (semifinals)
 * 4) 🇨🇳 Chen Jin (semifinals)
 * 5) 🇩🇪 Marc Zwiebler (first round)
 * 6) 🇰🇷 Lee Hyun-il (final)
 * 7) 🇭🇰 Hu Yun (second round)
 * 8) 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Rajiv Ouseph (first round)
 * 9) 🇰🇷 Son Wan-ho (first round)
 * 10) 🇨🇳 Wang Zhengming (quarterfinals)
 * 11) Tommy Sugiarto (third round)
 * 12) 🇭🇰 Wong Wing Ki (first round)
 * 13) 🇫🇷 Brice Leverdez (third round)
 * 14) 🇮🇳 Parupalli Kashyap (quarterfinals)
 * 15) Dicky Palyama (first round)
 * 16) Wong Choong Hann (quarterfinals)

Seeds

 * 1) 🇮🇳 Saina Nehwal (quarterfinals)
 * 2) 🇨🇳 Jiang Yanjiao (final)
 * 3) 🇰🇷 Bae Yeon-ju (quarterfinals)
 * 4) 🇹🇭 Porntip Buranaprasertsuk (semifinals)
 * 5) 🇩🇪 Juliane Schenk (quarterfinals)
 * 6) Cheng Shao-chieh (semifinals)
 * 7) 🇨🇳 Li Xuerui (champion)
 * 8) 🇰🇷 Sung Ji-hyun (quarterfinals)

Seeds

 * 1) 🇰🇷 Jung Jae-sung / Lee Yong-dae (champion)
 * 2) 🇰🇷 Ko Sung-hyun / Yoo Yeon-seong (semifinals)
 * 3)  Fang Chieh-min / Lee Sheng-mu (quarterfinals)
 * 4)  Alvent Yulianto Chandra / Hendra Aprida Gunawan (final)
 * 5) 🇨🇳 Chai Biao / Guo Zhendong (quarterfinals)
 * 6) 🇰🇷 Cho Gun-woo / Kwon Yi-goo (first round)
 * 7) 🇩🇪 Ingo Kindervater / Johannes Schoettler (quarterfinals)
 * 8) 🇺🇸 Howard Bach / Tony Gunawan (semifinals)

Seeds

 * 1) 🇹🇭 Duanganong Aroonkesorn / Kunchala Voravichitchaikul (first round)
 * 2) 🇸🇬 Shinta Mulia Sari / Yao Lei (first round)
 * 3)  Lotte Jonathans / Paulien van Dooremalen (first round)
 * 4) 🇩🇪 Sandra Marinello / Birgit Michels (second round)
 * 5) 🇨🇳 Tian Qing / Zhao Yunlei (champion)
 * 6) 🇰🇷 Ha Jung-eun / Kim Min-jung (second round)
 * 7) 🇨🇳 Cheng Shu / Bao Yixin (final)
 * 8) 🇮🇳 Jwala Gutta / Ashwini Ponnappa (first round)

Seeds

 * 1) 🇹🇭 Sudket Prapakamol / Saralee Thoungthongkam (quarterfinals)
 * 2) 🇹🇭 Songphon Anugritayawon / Kunchala Voravichitchaikul (quarterfinals)
 * 3) 🇩🇪 Michael Fuchs / Birgit Michels (second round)
 * 4)  Lee Sheng-mu / Chien Yu-chin (champion)
 * 5) 🇨🇳 Xu Chen / Ma Jin (semifinals)
 * 6)  Chan Peng Soon / Goh Liu Ying (withdrew)
 * 7) 🇰🇷 Lee Yong-dae / Ha Jung-eun (quarterfinals)
 * 8)  Nova Widianto / Vita Marissa (final)