The 2013 PTT Pattaya Open was a women's professional tennis tournament played on outdoor hard courts. It was the 22nd edition of the PTT Pattaya Open and was part of the International category on the 2013 WTA Tour. It took place at the Dusit Thani Hotel in Pattaya, Thailand from January 26 through February 3, 2013.[1]
| Country | Player | Ranking1 | Seed | |
|---|---|---|---|---|
 Serbia | Ana Ivanovic[2] | 13 | 1 | |
 Russian Federation | Maria Kirilenko | 15 | 2 | |
| Hsieh Su-wei | 27 | 3 | ||
 Romania | Sorana Cîrstea | 29 | 4 | |
| Sabine Lisicki | 36 | 5 | ||
 Slovakia | Daniela Hantuchová | 44 | 6 | |
| Russian Federation | Elena Vesnina | 47 | 7 | |
 United Kingdom | Heather Watson | 50 | 8 |
The following players received wildcards into the main draw:
The following players received entry from the qualifying draw:
Tímea Babos (gastrointestinal illness) Irina-Camelia Begu (right shoulder injury) Daniela Hantuchová (dizziness)| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| Chang Kai-chen | Vania King | 90 | 1 | |||
 New Zealand | Marina Erakovic | United Kingdom | Heather Watson | 108 | 2 | |
| Chan Hao-ching | Chan Yung-jan | 110 | 3 | |||
| Bethanie Mattek-Sands |  Israel | Shahar Pe'er | 114 | 4 |
The following pairs received wildcards into the main draw:
The following pair received entry as alternates:
Zheng Saisai (personal reasons) Tímea Babos (gastrointestinal illness)See main article: 2013 PTT Pattaya Open – Singles.
Maria Kirilenko def. Sabine Lisicki, 5–7, 6–1, 7–6(7–1)See main article: 2013 PTT Pattaya Open – Doubles.
Kimiko Date-Krumm / 
Casey Dellacqua def. 
Akgul Amanmuradova / Alexandra Panova, 6–3, 6–2
