2011 German Open Grand Prix Gold

The 2011 German Open Grand Prix Gold was a badminton tournament which took place at the RWE-Sporthalle in Mulheim an der Ruhr, Germany on 2–6 March 2011 and had a total purse of $120,000. This is for the first time this tournament was graded as a Grand Prix Gold event, where before rate as Grand Prix event with a total pursue of $80,000.

Seeds

 * 1) 🇨🇳 Lin Dan (champion)
 * 2) 🇨🇳 Chen Jin (final)
 * 3) 🇹🇭 Boonsak Ponsana (semifinals)
 * 4) 🇰🇷 Park Sung-hwan (semifinals)
 * 5) 🇭🇰 Hu Yun (first round)
 * 6) 🇩🇪 Marc Zwiebler (second round)
 * 7) 🇰🇷 Son Wan-ho (quarterfinals)
 * 8) 🇨🇳 Wang Zhengming (third round)
 * 9) Dicky Palyama (third round)
 * 10) 🇯🇵 Kazushi Yamada (third round)
 * 11) 🇯🇵 Sho Sasaki (withdrew)
 * 12) 🇫🇷 Brice Leverdez (third round)
 * 13) 🇭🇰 Wong Wing Ki (third round)
 * 14) Hans-Kristian Vittinghus (third round)
 * 15) 🇹🇭 Tanongsak Saensomboonsuk (second round)
 * 16) 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Carl Baxter (first round)

Seeds

 * 1) 🇩🇪 Juliane Schenk (quarterfinals)
 * 2) 🇰🇷 Bae Youn-joo (first round)
 * 3) 🇭🇰 Yip Pui Yin (first round)
 * 4) 🇷🇺 Ella Diehl (first round)
 * 5) 🇨🇳 Liu Xin (champion)
 * 6) Yao Jie (first round)
 * 7) 🇧🇬 Petya Nedelcheva (first round)
 * 8) 🇯🇵 Eriko Hirose (first round)

Seeds

 * 1) 🇰🇷 Ko Sung-hyun / Yoo Yeon-seong (semifinals)
 * 2) 🇰🇷 Jung Jae-sung / Lee Yong-dae (champion)
 * 3)  Koo Kien Keat / Tan Boon Heong (semifinals)
 * 4) 🇯🇵 Hirokatsu Hashimoto / Noriyasu Hirata (second round)
 * 5)  Mohd Fairuzizuan Mohd Tazari / Ong Soon Hock (second round)
 * 6) 🇩🇪 Ingo Kindervater / Johannes Schöttler (first round)
 * 7)  Gan Teik Chai / Tan Bin Shen (second round)
 * 8) 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Chris Adcock / Andrew Ellis (first round)

Seeds

 * 1) 🇯🇵 Miyuki Maeda / Satoko Suetsuna (quarterfinals)
 * 2) 🇹🇭 Duanganong Aroonkesorn / Kunchala Voravichitchaikul (quarterfinals)
 * 3) 🇧🇬 Petya Nedelcheva / 🇷🇺 Anastasia Russkikh (withdrew)
 * 4) 🇷🇺 Valeri Sorokina / Nina Vislova (quarterfinals)
 * 5) 🇯🇵 Mizuki Fujii / Reika Kakiiwa (champion)
 * 6)  Lotte Jonathans / Paulien van Dooremalen (second round)
 * 7) 🇯🇵 Shizuka Matsuo / Mami Naito (semifinals)
 * 8) 🇩🇪 Sandra Marinello / Birgit Michels (second round)

Seeds

 * 1) 🇹🇭 Sudket Prapakamol / Saralee Thoungthongkam (first round)
 * 2) 🇵🇱 Robert Mateusiak / Nadiezda Zieba (quarterfinals)
 * 3) 🇹🇭 Songphon Anugritayawon / Kunchala Voravichitchaikul (semifinals)
 * 4) 🇩🇪 Michael Fuchs / Birgit Michels (first round)
 * 5) 🇰🇷 Yoo Yeon-seong / Kim Min-jung (first round)
 * 6)  Robert Blair / 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Gabrielle White (champion)
 * 7) 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Chris Adcock /  Imogen Bankier (semifinals)
 * 8) 🇺🇦 Valeriy Atrashchenkov / Elena Prus (withdrew)