2011 PTT Pattaya Open – Doubles

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, .

Seeds

First round				Quarterfinals				Semifinals				Final

1	S Errani R Vinci	6	6
	T Arefyeva G Voskoboeva	1	3	1	S Errani R Vinci	7	7
	A Brianti S Zhang	6	6		A Brianti S Zhang	6	5
	J Lu Y Xu	4	4					1	S Errani R Vinci	6	6
4	K-c Chang S Mirza	6	7					4	K-c Chang S Mirza	3	3
	N Lertcheewakarn J Moore	7	5	4	K-c Chang S Mirza	6	6
WC	N Lertpitaksinchai N Wannasuk	4	6		K Date-Krumm R Oprandi	1	2
	K Date-Krumm R Oprandi	6	7									1	S Errani R Vinci	3	6
WC	Y Basuki V Wongteanchai	3	3										S Sun J Zheng	6	3
	S Sun J Zheng	6	6		S Sun J Zheng	6	6
3	J Craybas T Tanasugarn	7	6	3	J Craybas T Tanasugarn	7	2
	N Clerico K Palkina	6	2						S Sun J Zheng	6	3
	W Liu T Yonemura	1	6					Alt	H-c Chan Y-j Chan	2	6
Alt	H-c Chan Y-j Chan	6	7	Alt	H-c Chan Y-j Chan	7	6
	L Lee-Waters M Moulton-Levy	6	4	2	A Amanmuradova R Voráčová	6	3
2	A Amanmuradova R Voráčová	7	6

v t e 2011 WTA Tour « 2010 2012 »
Grand Slam events	Australian Open (S, D, X) French Open (S, D, X) Wimbledon (S, D, X) US Open (S, D, X)
WTA Premier tournaments	Sydney (S, D) Paris (S, D) Dubai (S, D) Doha (S, D) Indian Wells (S, D) Miami (S, D) Charleston (S, D) Stuttgart (S, D) Madrid (S, D) Rome (S, D) Brussels (S, D) Eastbourne (S, D) Stanford (S, D) San Diego (S, D) Toronto (S, D) Cincinnati (S, D) New Haven (S, D) Tokyo (S, D) Beijing (S, D) Moscow (S, D) WTA Championships, Istanbul (S, D)
WTA International tournaments	Brisbane (S, D) Auckland (S, D) Hobart (S, D) Pattaya City (S, D) Memphis (S, D) Bogotá (S, D) Acapulco (S, D) Kuala Lumpur (S, D) Monterrey (S, D) Marbella (S, D) Fes (S, D) Barcelona (S, D) Estoril (S, D) Strasbourg (S, D) Birmingham (S, D) Copenhagen (S, D) 's-Hertogenbosch (S, D) Budapest (S, D) Båstad (S, D) Palermo (S, D) Bad Gastein (S, D) Baku (S, D) Washington DC (S, D) Dallas (S, D) Tashkent (S, D) Quebec City (S, D) Seoul (S, D) Guangzhou (S, D) Linz (S, D) Osaka (S, D) Luxembourg City (S, D) Commonwealth Bank Tournament of Champions, Bali
Fed Cup World Group I + World Group II WG I play-offs WG II play-offs Americas Asia/Oceania Europe/Africa
Underline denotes the mandatory events, and the year-end championships