| PTT Thailand Open | 
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| Founded | 1991 | 
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| Abolished | 2015 | 
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| Editions | 24 | 
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| Location | Pattaya Thailand | 
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| Venue | Dusit Thani Hotel | 
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| Category | Tier V (1991–1992, 2001–2003)   Tier IV (1993–2000, 2005–2008) International Series (2009–2015) | 
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| Surface | Hardcourt (outdoor) | 
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| Draw | 32S / 16D | 
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| Prize money | $250,000 | 
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 The Thailand Open (also known as PTT Pattaya Open) was a women's tennis tournament held in Pattaya, Thailand. Held since 1991, this WTA Tour event was classified as an International tournament and was played on hardcourts. 
The event was part of the Tier V series from 1991 to 1992 and then again from 2001 to 2003. It was a Tier IV event from 1993 to 2000 and was promoted back to Tier IV in 2005, after a year's hiatus.  Starting in 2009, the tournament became an International Series event. The 2015 PTT Thailand Open was the last edition. 
Daniela Hantuchová holds the record for the most singles titles won with three: 2011, a successful title defence in 2012, and 2015. 
  Past finals
 Singles
    | Year  |  Champion  |  Runner-up  |  Score  | 
  | 1991 |    Yayuk Basuki |    Naoko Sawamatsu |  6–2, 6–2  | 
  | 1992 |    Sabine Appelmans |    Andrea Strnadová |  7–5, 3–6, 7–5  | 
  | 1993 |    Yayuk Basuki (2)  |    Marianne Werdel |  6–3, 6–1  | 
  | 1994 |    Sabine Appelmans (2)  |    Patty Fendick |  6–7(5–7), 7–6(7–5), 6–2  | 
  | 1995 |    Barbara Paulus |    Yi Jingqian |  6–4, 6–3  | 
  | 1996 |    Ruxandra Dragomir |    Tamarine Tanasugarn |  7-6(7–4), 6-4  | 
  | 1997 |    Henrieta Nagyová |    Dominique van Roost |  7–5, 6–7(6–8), 7–5  | 
  | 1998 |    Julie Halard-Decugis |    Li Fang |  6–1, 6–2  | 
  | 1999 |    Magdalena Maleeva |    Anne Kremer |  4–6, 6–1, 6–2  | 
  | 2000 |    Anne Kremer |    Tatiana Panova |  6–1, 6–4  | 
  | 2001 |    Patty Schnyder |    Henrieta Nagyová |  6–0, 6–4  | 
  | 2002 |    Angelique Widjaja |    Cho Yoon-jeong |  6–2, 6–4  | 
  | 2003 |    Henrieta Nagyová (2)  |    Ľubomíra Kurhajcová |  6–4, 6–2  | 
  | 2005 |    Conchita Martínez |    Anna-Lena Grönefeld |  6–3, 3–6, 6–3  | 
  | 2006 |    Shahar Pe'er |    Jelena Kostanić Tošić |  6–3, 6–1  | 
  | 2007 |    Sybille Bammer |    Gisela Dulko |  7–5, 3–6, 7–5  | 
  | 2008 |    Agnieszka Radwańska |    Jill Craybas |  6–2, 1–6, 7–6(7–4)  | 
  | 2009 |    Vera Zvonareva |    Sania Mirza |  7–5, 6–1  | 
  | 2010 |    Vera Zvonareva  (2)  |    Tamarine Tanasugarn |  6–4, 6–4  | 
  | 2011 |    Daniela Hantuchová |    Sara Errani |  6–0, 6–2  | 
  | 2012 |    Daniela Hantuchová  (2)  |    Maria Kirilenko |  6–7(4–7), 6–3, 6–3  | 
  | 2013 |    Maria Kirilenko |    Sabine Lisicki |  5–7, 6–1, 7–6(7–1)  | 
  | 2014 |    Ekaterina Makarova |    Karolína Plíšková |  6–3, 7–6(9–7)  | 
  | 2015 |    Daniela Hantuchová  (3)  |    Ajla Tomljanović |  3–6, 6–3, 6–4  | 
 Doubles
    | Year  |  Champions  |  Runners-up  |  Score  | 
  | 1991 |    Nana Miyagi     Suzanna Wibowo |    Rika Hiraki     Akemi Nishiya |  6–1, 6–4  | 
  | 1992 |    Isabelle Demongeot     Natalia Medvedeva |    Pascale Paradis-Mangon     Sandrine Testud |  6–1, 6–1  | 
  | 1993 |    Cammy MacGregor     Catherine Suire |    Patty Fendick     Meredith McGrath |  6–3, 7–6(7–3)  | 
  | 1994 |    Patty Fendick     Meredith McGrath |    Yayuk Basuki     Nana Miyagi |  7–6(7–0), 3–6, 6–3  | 
  | 1995 |    Jill Hetherington     Kristine Kunce |    Kristin Godridge     Nana Miyagi |  2–6, 6–4, 6–3  | 
  | 1996 |    Miho Saeki     Yuka Yoshida |    Tina Križan     Nana Miyagi |  6–2, 6–3  | 
  | 1997 |    Kristine Kunce  (2)     Corina Morariu |    Florencia Labat     Dominique van Roost |  6–3, 6–4  | 
  | 1998 |    Julie Halard-Decugis     Els Callens |    Rika Hiraki     Aleksandra Olsza |  3–6, 6–2, 6–2  | 
  | 1999 |    Åsa Svensson     Émilie Loit |    Evgenia Koulikovskaya     Patricia Wartusch |  6–1, 6–4  | 
  | 2000 |    Yayuk Basuki     Caroline Vis |    Tina Križan     Katarina Srebotnik |  6–3, 6–3  | 
  | 2001 |    Åsa Carlsson  (2)     Iroda Tulyaganova |    Liezel Huber     Wynne Prakusya |  4–6, 6–3, 6–3  | 
  | 2002 |    Kelly Liggan     Renata Voráčová |    Lina Krasnoroutskaya     Tatiana Panova |  7–5, 7–6(9–7)  | 
  | 2003 |    Li Ting     Sun Tiantian |    Wynne Prakusya     Angelique Widjaja |  6–4, 6–3  | 
  | 2005 |    Marion Bartoli     Anna-Lena Grönefeld |    Marta Domachowska     Silvija Talaja |  6–3, 6–2  | 
  | 2006 |    Li Ting  (2)     Sun Tiantian (2)  |    Yan Zi     Zheng Jie |  3–6, 6–1, 7–6(7–5)  | 
  | 2007 |    Nicole Pratt     Mara Santangelo |    Chan Yung-jan     Chuang Chia-jung |  6–4, 7–6(7–4)  | 
  | 2008 |    Chan Yung-jan     Chuang Chia-jung |    Hsieh Su-wei     Vania King |  6–4, 6–3  | 
  | 2009 |    Yaroslava Shvedova     Tamarine Tanasugarn |    Yulia Beygelzimer     Vitalia Diatchenko |  6–3, 6–2  | 
  | 2010 |    Marina Erakovic     Tamarine Tanasugarn  (2)  |    Anna Chakvetadze     Ksenia Pervak |  7–5, 6–1  | 
  | 2011 |    Sara Errani     Roberta Vinci |    Sun Shengnan     Zheng Jie |  3–6, 6–3, [10–5]  | 
  | 2012 |    Sania Mirza     Anastasia Rodionova |    Chan Hao-ching     Chan Yung-jan |  3–6, 6–1, [10–8]  | 
  | 2013 |    Kimiko Date-Krumm     Casey Dellacqua |    Akgul Amanmuradova     Alexandra Panova |  6–3, 6–2  | 
  | 2014 |    Peng Shuai     Zhang Shuai |    Alla Kudryavtseva     Anastasia Rodionova |  3–6, 7–6(7–5), [10–6]  | 
  | 2015 |    Chan Hao-ching     Chan Yung-jan  (2)  |    Shuko Aoyama     Tamarine Tanasugarn |  2–6, 6–4, [10–3]  | 
 See also
  External links
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| 2009–2020 |  | 
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| 2011–2020 |  | 
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| 2013–2020 |  | 
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| 2014–2020 |  | 
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| 2015–2020 |  | 
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| 2016–2020 |  | 
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| 2019–2020 |  | 
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| 2020 |  | 
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| Defunct |  | 
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