The 2009 Open GDF Suez was a women's professional tennis tournament played on indoor hardcourts. It was the 17th edition of the Open GDF Suez (formerly known as the Open Gaz de France) and was a Premier tournament on the 2009 WTA Tour. It took place at Stade Pierre de Coubertin in Paris, France, from 9 February until 15 February 2009.
The top three seeds were Serena Williams, the 2009 Australian Open singles champion and twice the winner of this event, Jelena Janković, a former World No. 1, and Elena Dementieva, the 2008 Olympic gold medalist in singles and a 2009 Australian Open semifinalist. Agnieszka Radwańska, home favourite Alizé Cornet, Patty Schnyder, Anabel Medina Garrigues, and two-time champion Amélie Mauresmo also played this event.
Maria Sharapova was initially set to make her season debut here after sitting out several months with a shoulder injury. However, she eventually withdrew. She was replaced by Jelena Janković.[1] Katarina Srebotnik also withdrew from the event with an ongoing injury.
The following players received wildcards into the main draw:
The following players received entry from the qualifying draw:
The total prize money for the tournament was US$700,000, upgraded from the previous year's US$600,000.
Total prize money: US$700,000[2]
Amélie Mauresmo defeated 
Elena Dementieva 7–6(7), 2–6, 6–4
Cara Black / 
Liezel Huber defeated 
Květa Peschke / Lisa Raymond 6–4, 3–6, [10–4]
