See main article: 2011 PTT Pattaya Open. Marina Erakovic and Tamarine Tanasugarn were the defending champions, but Erakovic chose not to participate this year.
Tanasugarn partnered with Jill Craybas, but lost in the quarterfinals to Sun Shengnan and Zheng Jie.
In the final, Sara Errani and Roberta Vinci defeated Sun and Zheng, 3–6, 6–3, [10–5].
Sara Errani / Roberta Vinci (champions)
Akgul Amanmuradova / 
Renata Voráčová (quarterfinals)
Jill Craybas / 
Tamarine Tanasugarn (quarterfinals)
Sania Mirza (semifinals)