| Doubles | |
|---|---|
| 2009 Open GDF Suez | |
| Champions |  Cara Black  Liezel Huber |
| Runners-up |  Květa Peschke Lisa Raymond |
| Final score | 6–4, 3–6, 10–4 |
Alona Bondarenko and Kateryna Bondarenko were the defending champions but they chose not to compete this year.
Cara Black / Liezel Huber (champions) Květa Peschke / Lisa Raymond (final)
Sorana Cîrstea / Monica Niculescu (semifinals) Raquel Kops-Jones / Vladimíra Uhlířová (first round)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | C Black L Huber | 7 | 6 | ||||||||||||||||||||||||
I Benešová  A Rosolska | 65 | 4 | 1 | C Black L Huber | 6 | 6 | |||||||||||||||||||||
 A Kleybanova E Makarova | 6 | 6 | A Kleybanova E Makarova | 4 | 1 | ||||||||||||||||||||||
 S Cohen-Aloro  S Sfar | 4 | 3 | 1 | C Black L Huber | 6 | 6 | |||||||||||||||||||||
| 4 | R Kops-Jones V Uhlířová | 6 | 1 | [7] |  J Görges  P Schnyder | 1 | 4 | ||||||||||||||||||||
| M Kondratieva S Lefèvre | 3 | 6 | [10] | M Kondratieva S Lefèvre | 1 | 6 | [5] | ||||||||||||||||||||
| J Görges P Schnyder | 5 | 7 | [10] | J Görges P Schnyder | 6 | 3 | [10] | ||||||||||||||||||||
 S Errani F Schiavone | 7 | 5 | [2] | 1 | C Black L Huber | 6 | 3 | [10] | |||||||||||||||||||
 Z Kučová L Tvarošková | 6 | 7 | 2 | K Peschke L Raymond | 4 | 6 | [4] | ||||||||||||||||||||
 M-È Pelletier A Védy | 2 | 66 | Z Kučová L Tvarošková | 7 | 3 | [8] | |||||||||||||||||||||
| S Brémond V Razzano | 62 | 65 | 3 | S Cîrstea M Niculescu | 5 | 6 | [10] | ||||||||||||||||||||
| 3 | S Cîrstea M Niculescu | 7 | 7 | 3 | S Cîrstea M Niculescu | ||||||||||||||||||||||
E Hrdinová  İ Şenoğlu | 6 | 1 | [10] | 2 | K Peschke L Raymond | w/o | |||||||||||||||||||||
 M Jugić-Salkić  T Poutchek | 0 | 6 | [5] | E Hrdinová İ Şenoğlu | 6 | 3 | [8] | ||||||||||||||||||||
 M Chakhnashvili J Schruff | 5 | 3 | 2 | K Peschke L Raymond | 4 | 6 | [10] | ||||||||||||||||||||
| 2 | K Peschke L Raymond | 7 | 6 | ||||||||||||||||||||||||
Cara Black and Liezel Huber were the defending champions, and successfully defended their title, defeating Květa Peschke and Ai Sugiyama in the final, 6–1, 6–3.
Jelena Janković was the defending champion, but chose not to participate this year.
Chan Yung-jan and Chuang Chia-jung were the defending champions, but Chan chose not to participate, and only Chuang competed that year.
Květa Peschke and Rennae Stubbs were the defending champions and first seed, but Anna-Lena Grönefeld and Patty Schnyder, who entered the tournament with a wild card, defeated them 6–2, 6–4, in the final.
Cara Black and Liezel Huber were the defending champions, but Nadia Petrova and Katarina Srebotnik defeated them 6–4, 6–4, in the final.
Cara Black and Liezel Huber were the defending champions, but Katarina Srebotnik and Ai Sugiyama defeated them 6–4, 7–5, in the final.
Anabel Medina Garrigues and Virginia Ruano Pascual were the defending champions but did not participate that year.
Serena Williams and Venus Williams won in the final 6–3, 6–3, against Daniela Hantuchová and Ai Sugiyama.
Alizé Cornet and Janette Husárová were the defending champions, but Husárová chose not to participate this year.
Cornet partnered with Eleni Daniilidou, but lost in the first round to Sharon Fichman and Katalin Marosi.
The women's doubles of the 2009 ECM Prague Open tournament was played on clay in Prague, Czech Republic.
Květa Peschke and Lisa Raymond were the defending champions, but Peschke chose not to compete that year.
Raymond partnered with Jill Craybas, but they lost in the semifinals against Nuria Llagostera Vives and María José Martínez Sánchez.
Petra Kvitová was the defending champion, but lost in the final round of qualifying.
Alexandra Dulgheru was the defending champion, and won in the final 6-3, 6-4 against Zheng Jie.
Alona Bondarenko was the defending champion, but chose not to participate this year due to a wrist injury.
6th seed Jarmila Groth won in the final 6–4, 6–3, against Bethanie Mattek-Sands.
Tathiana Garbin and Rita Grande were the defending champions. Garbin did not participate, whilst Grande partnered Emmanuelle Gagliardi, losing in the first round.
Serena Williams was the defending champion, but withdrew due to an elbow injury.
Ana Ivanovic was the defending champion, but she lost in the quarterfinals to Dominika Cibulková.
Christina McHale and Peng Shuai were the defending champions, but Peng chose not to participate this year. McHale played alongside Lauren Davis, but lost in the first round to Kateryna Bondarenko and Alla Kudryavtseva.
This was the first edition of the tournament.