# 2013 PTT Pattaya Open – Singles

Daniela Hantuchová was the two-time defending champion but retired against Nina Bratchikova in the second round. Maria Kirilenko became the new champion after defeating Sabine Lisicki 5–7, 6–1, 7–6$^{(7–1)}$ in the final.

## Seeds

* Ana Ivanovic (first round)
* Maria Kirilenko (champion)
* Hsieh Su-wei (first round)
* Sorana Cîrstea (semifinals)
* Sabine Lisicki (final)
* Daniela Hantuchová (second round, retired due to dizziness)
* Elena Vesnina (quarterfinals)
* Heather Watson (second 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 | Final |
| | Nina Bratchikova | 5 | 3 | | | | | |
| 5 | Sabine Lisicki | 7 | 6 | | | | | |
| 5 | Sabine Lisicki | 7 | 6 | 5 | Sabine Lisicki | 7 | 1 | 6$^1$ |
| | | | | 2 | Maria Kirilenko | 5 | 6 | 7$^7$ |
| 4 | Sorana Cîrstea | 0 | 2 | 2 | Maria Kirilenko | 5 | 6 | 7$^7$ |
| 2 | Maria Kirilenko | 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | A Ivanovic | 3 | 7 | 3 | | | | | | | | | | | | | | |
| | A Morita | 6 | 5 | 6 | | A Morita | 4 | 6 | 6 | | | | | | | | | |
| | C Scheepers | 5 | 1 | | | K Date-Krumm | 6 | 4 | 1 | | | | | | | | | |
| | K Date-Krumm | 7 | 6 | | | | | | | | A Morita | 1 | 6 | 1 | | | | |
| | N Bratchikova | 6 | 6 | | | | | | | | N Bratchikova | 6 | 3 | 6 | | | | |
| | S Pe'er | 3 | 3 | | | N Bratchikova | 6 | 3 | | | | | | | | | | |
| | O Puchkova | 1 | 6 | 0 | 6/WC | D Hantuchová | 2 | 0$^r$ | | | | | | | | | | |
| 6/WC | D Hantuchová | 6 | 3 | 6 | | | | | | | | | | | | N Bratchikova | 5 | 3 |
| 3 | S-w Hsieh | 2 | 2 | | | | | | | | | | | | 5 | S Lisicki | 7 | 6 |
| | M Erakovic | 6 | 6 | | | M Erakovic | 6 | 7$^7$ | | | | | | | | | | |
| WC | Vara Wongteanchai | 6 | 6 | | WC | Vara Wongteanchai | 3 | 6$^4$ | | | | | | | | | | |
| | A Beck | 3 | 3 | | | | | | | | M Erakovic | 7 | 3 | 2 | | | | |
| | A Panova | 7$^8$ | 3 | | | | | | | 5 | S Lisicki | 5 | 6 | 6 | | | | |
| | I-C Begu | 6$^6$ | 2$^r$ | | | A Panova | 5 | 2 | | | | | | | | | | |
| | T Malek | 2 | 3 | | 5 | S Lisicki | 7 | 6 | | | | | | | | | | |
| 5 | S Lisicki | 6 | 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 |
| 8 | H Watson | 6 | 3 | | | | | | | | | | | | | | |
| | T Babos | 1 | 0$^r$ | | 8 | H Watson | 6$^4$ | 6 | 2 | | | | | | | | |
| Q | A Sevastova | 6 | 6 | | Q | A Sevastova | 7$^7$ | 4 | 6 | | | | | | | | |
| | M Doi | 4 | 2 | | | | | | | Q | A Sevastova | 3 | 0 | | | | |
| | V King | 4 | 4 | | | | | | | 4 | S Cîrstea | 6 | 6 | | | | |
| Q | A Rodionova | 6 | 6 | | Q | A Rodionova | 0 | 6$^3$ | | | | | | | | | |
| Q | B Mattek-Sands | 1 | 3 | | 4 | S Cîrstea | 6 | 7$^7$ | | | | | | | | | |
| 4 | S Cîrstea | 6 | 6 | | | | | | | | | | | 4 | S Cîrstea | 0 | 2 |
| 7 | E Vesnina | 6 | 5 | 6 | | | | | | | | | | 2 | M Kirilenko | 6 | 6 |
| | E Daniilidou | 2 | 7 | 2 | 7 | E Vesnina | 6 | 3 | 6 | | | | | | | | |
| | M Johansson | 6 | 6 | | | M Johansson | 2 | 6 | 1 | | | | | | | | |
| | K-c Chang | 4 | 3 | | | | | | | 7 | E Vesnina | 6$^6$ | 3 | | | | |
| WC | L Kumkhum | 6 | 6 | | | | | | | 2 | M Kirilenko | 7$^8$ | 6 | | | | |
| | C Dellacqua | 2 | 2 | | WC | L Kumkhum | 7 | 2 | 2 | | | | | | | | |
| Q | A Amanmuradova | 3 | 5 | | 2 | M Kirilenko | 5 | 6 | 6 | | | | | | | | |
| 2 | M Kirilenko | 6 | 7 | | | | | | | | | | | | | | |

## Qualifying
### Seeds

* Chan Yung-jan (first round, retired)
* Duan Yingying (qualifying competition)
* Anastasia Rodionova (qualified)
* Kurumi Nara (first round)
* Zhou Yimiao (first round)
* Bethanie Mattek-Sands (qualified)
* Anastasija Sevastova (qualified)
* Valeria Solovyeva (first round)

### Qualifiers

* Anastasija Sevastova
* Bethanie Mattek-Sands
* Anastasia Rodionova
* Akgul Amanmuradova

### Draw
#### First qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Chan Yung-jan | 2 | 1$^r$ | | | | | | |
| | Alison Riske | 6 | 3 | | | | | | |
| | Alison Riske | 6 | 3 | | | Alison Riske | 6 | 5 | 6$^6$ |
| | | | | | 7 | Anastasija Sevastova | 4 | 7 | 7$^8$ |
| | Nudnida Luangnam | 6 | 4 | 2 | 7 | Anastasija Sevastova | 4 | 7 | 7$^8$ |
| 7 | Anastasija Sevastova | 3 | 6 | 6 | | | | | |

#### Second qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Duan Yingying | 6 | 7 | | | | |
| | Xu Yifan | 2 | 5 | | | | |
| | Xu Yifan | 2 | 5 | 2 | Duan Yingying | 2 | 2 |
| | | | | 6 | Bethanie Mattek-Sands | 6 | 6 |
| WC | Kotcha Nattawadee | 3 | 0 | 6 | Bethanie Mattek-Sands | 6 | 6 |
| 6 | Bethanie Mattek-Sands | 6 | 6 | | | | |

#### Third qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Anastasia Rodionova | 6 | 6 | | | | | |
| WC | Noppawan Lertcheewakarn | 3 | 2 | | | | | |
| WC | Noppawan Lertcheewakarn | 3 | 2 | 3 | Anastasia Rodionova | 4 | 6 | 6 |
| | | | | | Zarina Diyas | 6 | 3 | 2 |
| | Zarina Diyas | 6 | 6 | | Zarina Diyas | 6 | 3 | 2 |
| 5 | Zhou Yimiao | 1 | 2 | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Kurumi Nara | 3 | 2 | | | | |
| | Wang Qiang | 6 | 6 | | | | |
| | Wang Qiang | 6 | 6 | | Wang Qiang | 3 | 0 |
| | | | | | Akgul Amanmuradova | 6 | 6 |
| | Akgul Amanmuradova | 2 | 6 | 6 | Akgul Amanmuradova | 6 | 6 |
| 8 | Valeria Solovyeva | 6 | 3 | 4 | | | |