# 2004 Porsche Tennis Grand Prix – Singles

Lindsay Davenport won the singles tennis title at the 2004 Stuttgart Open after World No. 1 Amélie Mauresmo retired due to injury, with the scoreline at 6–2, ret.
Kim Clijsters was the two-time reigning champion, but did not compete this year due to a left wrist injury.

## Seeds

The top four seeds received a bye into the second round.
* Amélie Mauresmo (final, retired due to a left adductor strain)
* Lindsay Davenport (champion)
* Anastasia Myskina (semifinals)
* Svetlana Kuznetsova (semifinals)
* Elena Dementieva (first round)
* Vera Zvonareva (first round)
* Nadia Petrova (first round)
* Ai Sugiyama (first round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Amélie Mauresmo | 7 | 6 | | | | |
| 4 | Svetlana Kuznetsova | 5 | 4 | | | | |
| 4 | Svetlana Kuznetsova | 5 | 4 | 1 | Amélie Mauresmo | 2 | 0$^r$ |
| | | | | 2 | Lindsay Davenport | 6 | 0 |
| 3 | Anastasia Myskina | 2 | 4 | 2 | Lindsay Davenport | 6 | 0 |
| 2 | Lindsay Davenport | 6 | 6 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | | 1 | A Mauresmo | 7 | 6 | | | | | | | | | |
| | P Schnyder | 6 | 5 | 6 | | P Schnyder | 5 | 4 | | | | | | | | | |
| Q | J Kostanić | 3 | 7 | 1 | | | | | | 1 | A Mauresmo | 6 | 6 | | | | |
| | K Šprem | 6 | 3 | 3 | | | | | | LL | L Raymond | 4 | 1 | | | | |
| | S Farina Elia | 3 | 6 | 6 | | S Farina Elia | 7$^7$ | 6$^6$ | 0 | | | | | | | | |
| LL | L Raymond | 6 | 7 | | LL | L Raymond | 6$^3$ | 7$^8$ | 6 | | | | | | | | |
| 5 | E Dementieva | 0 | 5 | | | | | | | | | | | 1 | A Mauresmo | 7 | 6 |
| | | | | | | | | | | | | | | 4 | S Kuznetsova | 5 | 4 |
| | | | | | 4 | S Kuznetsova | 7 | 6 | | | | | | | | | |
| | E Bovina | 6 | 6 | | | E Bovina | 5 | 4 | | | | | | | | | |
| WC | AL Grönefeld | 2 | 2 | | | | | | | 4 | S Kuznetsova | 6 | 6 | | | | |
| Q | F Zuluaga | 6 | 6 | | | | | | | Q | F Zuluaga | 4 | 1 | | | | |
| WC | M Weingärtner | 0 | 0 | | Q | F Zuluaga | 6 | 1 | | | | | | | | | |
| | A Smashnova | 6 | 7$^7$ | | | A Smashnova | 4 | 0$^r$ | | | | | | | | | |
| 8 | A Sugiyama | 3 | 6$^3$ | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | V Zvonareva | 3 | 5 | | | | | | | | | | | | | | | |
| | E Likhovtseva | 6 | 7 | | | E Likhovtseva | 0 | 6 | 6 | | | | | | | | | |
| | M Pierce | 6 | 6 | | | M Pierce | 6 | 4 | 3 | | | | | | | | | |
| | P Suárez | 2 | 3 | | | | | | | | E Likhovtseva | 6 | 0 | 2 | | | | |
| | M Maleeva | 6 | 3 | 3 | | | | | | 3 | A Myskina | 4 | 6 | 6 | | | | |
| WC | N Dechy | 4 | 6 | 6 | WC | N Dechy | 6 | 2 | 1 | | | | | | | | | |
| | | | | | 3 | A Myskina | 4 | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | | 3 | A Myskina | 2 | 4 |
| 7 | N Petrova | 4 | 6 | 6$^3$ | | | | | | | | | | | 2 | L Davenport | 6 | 6 |
| Q | J Janković | 6 | 3 | 7$^7$ | Q | J Janković | 6 | 6 | | | | | | | | | | |
| Q | L Osterloh | 6 | 2 | 1 | | D Hantuchová | 1 | 4 | | | | | | | | | | |
| | D Hantuchová | 3 | 6 | 6 | | | | | | Q | J Janković | 3 | 4 | | | | | |
| | A Molik | 6 | 6 | | | | | | | 2 | L Davenport | 6 | 6 | | | | | |
| | F Schiavone | 2 | 3 | | | A Molik | 1 | 0 | | | | | | | | | | |
| | | | | | 2 | L Davenport | 6 | 6 | | | | | | | | | | |