| 2005 Open Gaz de France | |
|---|---|
| Date | 7–13 February |
| Edition | 13th |
| Category | Tier II |
| Draw | 28S / 16D |
| Location | Paris, France |
| Venue | Stade Pierre de Coubertin |
| Champions | |
| Singles | |
 Dinara Safina | |
| Doubles | |
 Iveta Benešová / Květa Peschke | |
The 2005 Open Gaz de France was a women's tennis tournament played on indoor hard courts at the Stade Pierre de Coubertin in Paris, France, that was part of Tier II of the 2005 WTA Tour. It was the 13th edition of the tournament and was held from 7 February until 13 February 2005. Dinara Safina won the singles title. Unseeded Dinara Safina won the singles title.