2009 Open GDF Suez – Singles

Singles
2009 Open GDF Suez
Champion Amélie Mauresmo
Runner-up Elena Dementieva
Score7–6(9–7), 2–6, 6–4
Draw32
Seeds8

Anna Chakvetadze was the defending champion, but chose not to participate that year.

Amélie Mauresmo won the title, defeating Elena Dementieva in the final 7–6(9–7), 2–6, 6–4. This was Mauremso's final WTA singles title before her retirement at the end of 2009.