| 2006 Porsche Tennis Grand Prix | |
|---|---|
| Date | 2–8 October |
| Edition | 29th |
| Category | Tier II |
| Draw | 28S / 16D |
| Prize money | $650,000 |
| Surface | Hard (Greenset) / indoor |
| Location | Stuttgart, Germany |
| Venue | Porsche-Arena |
| Champions | |
| Singles | |
 Nadia Petrova | |
| Doubles | |
 Lisa Raymond /  Samantha Stosur | |
The 2006 Porsche Tennis Grand Prix was a women's tennis tournament played on indoor hard courts that was part of the Tier II category of the 2006 WTA Tour. The event was relocated to the Porsche-Arena in Stuttgart, Germany after having held all previous editions in Filderstadt. It was the 29th edition of the tournament and was played from 2 October until 8 October 2006. Fourth-seeded Nadia Petrova won the singles title and earned $100,000 first-prize money. [1]
