# 2003 Uncle Tobys Hardcourts – Singles

Venus Williams was the defending champion, but did not compete this year.
Nathalie Dechy won the title by defeating Marie-Gaïané Mikaelian 6–3, 3–6, 6–3 in the final. It was the 1st and only title for Dechy in her singles career.

## Seeds

The first two seeds received a bye into the second round.
* Patty Schnyder (semifinals)
* Nathalie Dechy (champion)
* Ai Sugiyama (first round)
* Elena Bovina (semifinals)
* Tamarine Tanasugarn (first round)
* Meghann Shaughnessy (quarterfinals, withdrew)
* Iva Majoli (first round)
* Barbara Schett (quarterfinals)

## 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 | Semifinals | Final | Final | Final | Final | Final |
| 1 | Patty Schnyder | 4 | 2 | | | | | | |
| | Marie-Gaïané Mikaelian | 6 | 6 | | | | | | |
| | Marie-Gaïané Mikaelian | 6 | 6 | | | Marie-Gaïané Mikaelian | 3 | 6 | 3 |
| | | | | | 2 | Nathalie Dechy | 6 | 3 | 6 |
| 4 | Elena Bovina | 4 | 6 | 5 | 2 | Nathalie Dechy | 6 | 3 | 6 |
| 2 | Nathalie Dechy | 6 | 3 | 7 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | | 1 | P Schnyder | 6 | 6 | | | | | | | | | |
| | C Torrens Valero | 5 | 1$^r$ | | | F Schiavone | 3 | 4 | | | | | | | | | |
| | F Schiavone | 7 | 2 | | | | | | 1 | P Schnyder | w/o | | | | | | |
| | F Zuluaga | 3 | 1 | | | | | | 6 | M Shaughnessy | | | | | | | |
| Q | L Krasnoroutskaya | 6 | 6 | | Q | L Krasnoroutskaya | 3 | 6$^6$ | | | | | | | | | |
| | M Casanova | 4 | 3 | | 6 | M Shaughnessy | 6 | 7$^8$ | | | | | | | | | |
| 6 | M Shaughnessy | 6 | 6 | | | | | | | | | | | 1 | P Schnyder | 4 | 2 |
| 3 | A Sugiyama | 6$^6$ | 6 | 5 | | | | | | | | | | | M-G Mikaelian | 6 | 6 |
| Q | M Sánchez Lorenzo | 7$^8$ | 3 | 7 | Q | M Sánchez Lorenzo | 7 | 6 | | | | | | | | | |
| | É Loit | 6 | 7$^7$ | | | É Loit | 5 | 4 | | | | | | | | | |
| | T Pisnik | 0 | 6$^0$ | | | | | | Q | M Sánchez Lorenzo | 4 | 6 | 4 | | | | |
| | M Bartoli | 4 | 7$^7$ | 3 | | | | | | M-G Mikaelian | 6 | 2 | 6 | | | | |
| | S Talaja | 6 | 6$^4$ | 6 | | S Talaja | 4 | 2 | | | | | | | | | |
| | M-G Mikaelian | 7$^7$ | 6 | | | M-G Mikaelian | 6 | 6 | | | | | | | | | |
| 7 | I Majoli | 6$^4$ | 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 | Semifinals |
| WC/5 | T Tanasugarn | 6$^6$ | 3 | | | | | | | | | | | | | | | | |
| | T Garbin | 7$^8$ | 6 | | | T Garbin | 6 | 6 | | | | | | | | | | | |
| Q | C Scheepers | 6 | 7$^{15}$ | | Q | C Scheepers | 0 | 4 | | | | | | | | | | | |
| WC | S Stosur | 4 | 6$^{13}$ | | | | | | | | T Garbin | 1 | 6 | 4 | | | | | |
| | B Rittner | 3 | 6 | 3 | | | | | | 4 | E Bovina | 6 | 2 | 6 | | | | | |
| Q | N Petrova | 6 | 1 | 6 | Q | N Petrova | 7 | 3 | 3 | | | | | | | | | | |
| WC | S Kuznetsova | 5 | 4 | | 4 | E Bovina | 5 | 6 | 6 | | | | | | | | | | |
| 4 | E Bovina | 7 | 6 | | | | | | | | | | | | 4 | E Bovina | 4 | 6 | 5 |
| 8 | B Schett | 6 | 6 | | | | | | | | | | | | 2 | N Dechy | 6 | 3 | 7 |
| | J Kostanić | 2 | 4 | | 8 | B Schett | 7 | 6 | | | | | | | | | | | |
| | E Callens | 6 | 7 | | | E Callens | 5 | 3 | | | | | | | | | | | |
| | M Matevžič | 1 | 5 | | | | | | | 8 | B Schett | 4 | 2 | | | | | | |
| | N Pratt | 4 | 6 | 6 | | | | | | 2 | N Dechy | 6 | 6 | | | | | | |
| | Å Svensson | 6 | 2 | 1 | | N Pratt | 6 | 5 | 3 | | | | | | | | | | |
| | | | | | 2 | N Dechy | 2 | 7 | 6 | | | | | | | | | | |