Singles
2009 Allianz Suisse Open Gstaad
Final
Champion	Thomaz Bellucci
Runner-up	Andreas Beck
Score	6–4, 7–6(7–2)
Events
Singles Doubles
← 2008 · Allianz Suisse Open Gstaad · 2010 →

Victor Hănescu was the defending champion, but lost in the second round to Florent Serra.

Thomaz Bellucci won in the final 6–4, 7–6^(7–2), against Andreas Beck.

	Semifinals							Final
	Q	Thomaz Bellucci	6	7
	3	Igor Andreev	4	5
								Q	Thomaz Bellucci	6	77
									Andreas Beck	4	62
		Marcos Daniel	63	3
		Andreas Beck	77	6

	First round							Second round							Quarterfinals							Semifinals
	1	S Wawrinka	6	7
	Q	F del Bonis	4	5				1	S Wawrinka	4	4
	LL	M Lammer	77	65	4			Q	T Bellucci	6	6
	Q	T Bellucci	65	77	6										Q	T Bellucci	3	1
	Q	F Dustov	62	6	2										6	N Kiefer	6	0r
		I Navarro	77	4	6				I Navarro	3	77	2
		J Acasuso	65	2				6	N Kiefer	6	63	6
	6	N Kiefer	77	6																		Q	T Bellucci	6	7
	3	I Andreev	7	6																		3	I Andreev	4	5
		D Junqueira	5	4				3	I Andreev	6	6
		F Cipolla	1	0					J Hernych	4	1
		J Hernych	6	6											3	I Andreev	6	6
		M Youzhny	6	5	6										5	J Chardy	3	3
	WC	G Gaudio	3	7	4				M Youzhny	3	7	3
	Q	T Ascione	3	3				5	J Chardy	6	5	6
	5	J Chardy	6	6

	First round							Second round							Quarterfinals							Semifinals
	8	P-H Mathieu	63	66
		M Daniel	77	78					M Daniel	6	710
		J Benneteau	77	7					J Benneteau	3	68
	WC	S Bohli	64	5												M Daniel	6	77
		M Vassallo Argüello	3	2												F Serra	4	61
		F Serra	6	6					F Serra	6	0
		I Minář	2	2				4	V Hănescu	4	0r
	4	V Hănescu	6	6																			M Daniel	63	3
	7	F López	4	77	3																		A Beck	77	6
		G García López	6	64	6				G García López	63	6	63
	WC	M Chiudinelli	6	67	4				A Beck	77	1	77
		A Beck	4	79	6											A Beck	6	77
		T Gabashvili	1	77	6											V Crivoi	4	65
		P Capdeville	6	63	3				T Gabashvili	4	4
		V Crivoi	6	6					V Crivoi	6	6
	2	P Kohlschreiber	4	0

• Main draw
• Qualifying draw