# 2003 Toray Pan Pacific Open – Singles

Lindsay Davenport defeated Monica Seles in the final, 6–7$^{(6–8)}$, 6–1, 6–2 to win the singles tennis title at the 2003 Pan Pacific Open. It was her first title of the season, and the 38th of her career.
Martina Hingis was the reigning champion, but did not compete this year. Hingis would retire from professional tennis one month later.

## Seeds

The first four seeds received a bye into the second round.
* Monica Seles (final)
* Jelena Dokic (quarterfinals)
* Lindsay Davenport (champion)
* Chanda Rubin (semifinals)
* Magdalena Maleeva (second round)
* Silvia Farina Elia (second round)
* Anna Pistolesi (first round)
* Elena Dementieva (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 | Monica Seles | 4 | 6 | 6 | | | | | |
| 4 | Chanda Rubin | 6 | 4 | 2 | | | | | |
| 4 | Chanda Rubin | 6 | 4 | 2 | 1 | Monica Seles | 7$^8$ | 1 | 2 |
| | | | | | 3 | Lindsay Davenport | 6$^6$ | 6 | 6 |
| 3 | Lindsay Davenport | 3 | 6 | 6 | 3 | Lindsay Davenport | 6$^6$ | 6 | 6 |
| | Lisa Raymond | 6 | 1 | 4 | | | | | |

### 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | | 1 | M Seles | 7 | 5 | 6 | | | | | | | | | | |
| Q | R Grande | 1 | 6 | 2 | | A Sugiyama | 5 | 7 | 1 | | | | | | | | | | |
| | A Sugiyama | 6 | 4 | 6 | | | | | | 1 | M Seles | 6 | 6 | | | | | | |
| PR | N Petrova | 6 | 3 | 3 | | | | | | Q | L Krasnoroutskaya | 4 | 4 | | | | | | |
| Q | L Krasnoroutskaya | 3 | 6 | 6 | Q | L Krasnoroutskaya | 6$^{10}$ | 7$^9$ | 6 | | | | | | | | | | |
| | E Bovina | 6 | 3 | 6 | | E Bovina | 7$^{12}$ | 6$^7$ | 2 | | | | | | | | | | |
| 7 | A Pistolesi | 2 | 6 | 3 | | | | | | | | | | | 1 | M Seles | 4 | 6 | 6 |
| | | | | | | | | | | | | | | | 4 | C Rubin | 6 | 4 | 2 |
| | | | | | 4 | C Rubin | 6 | 6 | | | | | | | | | | | |
| | A Coetzer | 4 | 5 | | | K Srebotnik | 4 | 0 | | | | | | | | | | | |
| | K Srebotnik | 6 | 7 | | | | | | | 4 | C Rubin | 3 | 6 | 6 | | | | | |
| | T Panova | 0 | 3 | | | | | | | 8 | E Dementieva | 6 | 1 | 3 | | | | | |
| Q | S Cohen-Aloro | 6 | 6 | | Q | S Cohen-Aloro | 2 | 2 | | | | | | | | | | | |
| | M Shaughnessy | 5 | 2 | | 8 | E Dementieva | 6 | 6 | | | | | | | | | | | |
| 8 | E Dementieva | 7 | 6 | | | | | | | | | | | | | | | | |

### 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 | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | S Farina Elia | 3 | 6 | 6 | | | | | | | | | | | | | | |
| WC | M Pierce | 6 | 1 | 0 | 6 | S Farina Elia | 7$^7$ | 5 | 1 | | | | | | | | | |
| | C Fernández | 6$^1$ | 2 | | | T Tanasugarn | 6$^4$ | 7 | 6 | | | | | | | | | |
| | T Tanasugarn | 7$^7$ | 6 | | | | | | | | T Tanasugarn | 5 | 6$^3$ | | | | | |
| | A Stevenson | 3 | 3 | | | | | | | 3 | L Davenport | 7 | 7$^7$ | | | | | |
| | I Majoli | 6 | 6 | | | I Majoli | 4 | 4 | | | | | | | | | | |
| | | | | | 3 | L Davenport | 6 | 6 | | | | | | | | | | |
| | | | | | | | | | | | | | | 3 | L Davenport | 3 | 6 | 6 |
| 5 | M Maleeva | 6 | 6 | | | | | | | | | | | | L Raymond | 6 | 1 | 4 |
| WC | S Obata | 3 | 3 | | 5 | M Maleeva | 6 | 6$^7$ | 2 | | | | | | | | | |
| | P Suárez | 1 | 6 | 5 | | L Raymond | 2 | 7$^9$ | 6 | | | | | | | | | |
| | L Raymond | 6 | 4 | 7 | | | | | | | L Raymond | 6 | 6 | | | | | |
| WC | A Widjaja | 6 | 6 | | | | | | | 2 | J Dokic | 4 | 2 | | | | | |
| Q | M-r Jeon | 3 | 3 | | WC | A Widjaja | 6$^4$ | 4 | | | | | | | | | | |
| | | | | | 2 | J Dokic | 7$^7$ | 6 | | | | | | | | | | |

## Qualifying
### Qualifying seeds

* Elena Likhovtseva (second round)
* Dája Bedáňová (second round)
* Laura Granville (second round)
* Rita Grande (qualified)
* Jill Craybas (first round)
* Cara Black (first round)
* Cho Yoon-jeong (qualifying competition)
* Els Callens (qualifying competition)

### Qualifiers

* Jeon Mi-ra
* Lina Krasnoroutskaya
* Stéphanie Cohen-Aloro
* Rita Grande

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Elena Likhovtseva | 6 | 6 | | | | | | | | | |
| | Rika Fujiwara | 4 | 1 | | | | | | | | | |
| | Rika Fujiwara | 4 | 1 | 1 | Elena Likhovtseva | 2 | 6 | 3 | | | | |
| | | | | | Kristie Boogert | 6 | 1 | 6 | | | | |
| WC | Haruka Inoue | 2 | 0 | | Kristie Boogert | 6 | 1 | 6 | | | | |
| | Kristie Boogert | 6 | 6 | | | | | | | | | |
| | Kristie Boogert | 6 | 6 | | | | | | Kristie Boogert | 6 | 3 | 5 |
| | | | | | | | | | Jeon Mi-ra | 2 | 6 | 7 |
| | Jeon Mi-ra | 6 | 7 | | | | | | | | | | Jeon Mi-ra | 2 | 6 | 7 |
| | Akiko Kinebuchi | 4 | 5 | | | | | | | | | |
| | Akiko Kinebuchi | 4 | 5 | | Jeon Mi-ra | 7 | 6 | | | | | |
| | | | | | Irina Selyutina | 5 | 2 | | | | | |
| | Irina Selyutina | 6 | 7 | | Irina Selyutina | 5 | 2 | | | | | |
| 5 | Jill Craybas | 3 | 5 | | | | | | | | | |

#### Second qualifier

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Dája Bedáňová | 6 | 7$^{12}$ | | | | | | | |
| | María Vento-Kabchi | 4 | 6$^{10}$ | | | | | | | |
| | María Vento-Kabchi | 4 | 6$^{10}$ | 2 | Dája Bedáňová | 1 | 3 | | | |
| | | | | | Lina Krasnoroutskaya | 6 | 6 | | | |
| | Remi Tezuka | 2 | 1 | | Lina Krasnoroutskaya | 6 | 6 | | | |
| | Lina Krasnoroutskaya | 6 | 6 | | | | | | | |
| | Lina Krasnoroutskaya | 6 | 6 | | | | | Lina Krasnoroutskaya | 6 | 6 |
| | | | | | | | | Sarah Taylor | 0 | 3 |
| | Wynne Prakusya | 3 | 3 | | | | | | | | Sarah Taylor | 0 | 3 |
| | Sarah Taylor | 6 | 6 | | | | | | | |
| | Sarah Taylor | 6 | 6 | | Sarah Taylor | 6 | 6 | | | |
| | | | | | Akiko Morigami | 2 | 4 | | | |
| | Akiko Morigami | 6 | 6 | | Akiko Morigami | 2 | 4 | | | |
| 6 | Cara Black | 4 | 4 | | | | | | | |

#### Third qualifier

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Laura Granville | 7 | 6 | | | | | | | | |
| | Aiko Nakamura | 5 | 2 | | | | | | | | |
| | Aiko Nakamura | 5 | 2 | 3 | Laura Granville | 6$^1$ | 4 | | | | |
| | | | | | Stéphanie Cohen-Aloro | 7$^7$ | 6 | | | | |
| | Shiho Hisamatsu | 3 | 2 | | Stéphanie Cohen-Aloro | 7$^7$ | 6 | | | | |
| | Stéphanie Cohen-Aloro | 6 | 6 | | | | | | | | |
| | Stéphanie Cohen-Aloro | 6 | 6 | | | | | | Stéphanie Cohen-Aloro | 7 | 6 |
| | | | | | | | | 8 | Els Callens | 5 | 4 |
| WC | Shizu Katsumi | 1 | 2 | | | | | | | | | 8 | Els Callens | 5 | 4 |
| | Seiko Okamoto | 6 | 6 | | | | | | | | |
| | Seiko Okamoto | 6 | 6 | | Seiko Okamoto | 3 | 1 | | | | |
| | | | | 8 | Els Callens | 6 | 6 | | | | |
| WC | Maika Ozaki | 2 | 2 | 8 | Els Callens | 6 | 6 | | | | |
| 8 | Els Callens | 6 | 6 | | | | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Rita Grande | 6 | 6 | | | | | | | | | |
| | Janet Lee | 3 | 3 | | | | | | | | | |
| | Janet Lee | 3 | 3 | | 4 | Rita Grande | 6 | 6 | | | | |
| | | | | | | Diana Ospina | 1 | 3 | | | | |
| | Diana Ospina | 2 | 6 | 6 | | Diana Ospina | 1 | 3 | | | | |
| WC | Maiko Inoue | 6 | 4 | 2 | | | | | | | | |
| WC | Maiko Inoue | 6 | 4 | 2 | | | | | 4 | Rita Grande | 6 | 6 |
| | | | | | | | | | 7 | Cho Yoon-jeong | 4 | 3 |
| | Kim Jin-hee | 6 | 4 | 6 | | | | | | | | | 7 | Cho Yoon-jeong | 4 | 3 |
| | Chisayo Ito | 1 | 6 | 1 | | | | | | | | |
| | Chisayo Ito | 1 | 6 | 1 | | Kim Jin-hee | 0 | 2 | | | | |
| | | | | | 7 | Cho Yoon-jeong | 6 | 6 | | | | |
| | Katalin Marosi | 3 | 7$^7$ | 2 | 7 | Cho Yoon-jeong | 6 | 6 | | | | |
| 7 | Cho Yoon-jeong | 6 | 6$^3$ | 6 | | | | | | | | |