Singles
2011 Chang-Sat Bangkok Open
Champion	Cedrik-Marcel Stebe
Runner-up	Amir Weintraub
Score	7–5, 6–1

Grigor Dimitrov was the defending champion, but chose to play in the US Open instead.
Cedrik-Marcel Stebe defeated Amir Weintraub 7–5, 6–1 to win the tournament.

Seeds

Draw

Finals

	Semifinals							Final
	8	Amir Weintraub	6	6
	6	Konstantin Kravchuk	4	2
								8	Amir Weintraub	5	1
								5	Cedrik-Marcel Stebe	7	6
	5	Cedrik-Marcel Stebe	6	6
		Harri Heliövaara	0	3

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	R de Voest	4	1
		L Walter	6	6					L Walter	77	3	2
	Q	É Chvojka	6	6				Q	É Chvojka	63	6	6
	Q	M Gong	3	0											Q	É Chvojka	4	5
		H Moriya	6	6											8	A Weintraub	6	7
		D Udomchoke	3	1					H Moriya	5	4
	Q	R Ghedin	3	0				8	A Weintraub	7	6
	8	A Weintraub	6	6																		8	A Weintraub	6	6
	4	J Ward	6	6																		6	K Kravchuk	4	2
		D Cox	4	0				4	J Ward	77	6
		J Baker	6	6					J Baker	64	3
	WC	K Wachiramanowong	3	2											4	J Ward	3	3
		P-L Duclos	6	6											6	K Kravchuk	6	6
	WC	Kong Pop Lertchai	1	2					P-L Duclos	65	4
		T Chen	3	3				6	K Kravchuk	77	6
	6	K Kravchuk	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	5	C-M Stebe	2	78	6
		N Monroe	6	66	0			5	C-M Stebe	6	6
	WC	P Siriluethaiwattana	6	3	6			WC	P Siriluethaiwattana	4	3
		M Venus	4	6	2										5	C-M Stebe	6	6
	WC	Kirati Siributwong	3	5												Y-k Lim	3	2
		Y-k Lim	6	7					Y-k Lim	7	6
		J Milton	2	2				3	T Gabashvili	5	2
	3	T Gabashvili	6	6																		5	C-M Stebe	6	6
	7	Y Sugita	6	6																			H Heliövaara	0	3
		R Klaasen	4	3				7	Y Sugita	3	6	62
	LL	Z Zhang	4	5				Q	Z Li	6	3	77
	Q	Z Li	6	7											Q	Z Li	1	1
		H Heliövaara	1	6	6											H Heliövaara	6	6
		F Dustov	6	1	4				H Heliövaara	6	4	77
		A Ghem	6	3	2			2	R Schüttler	4	6	64
	2	R Schüttler	4	6	6

References

• Main Draw
• Qualifying Draw