Singles
2009 Baden Open
Champion	Florian Mayer
Runner-up	Dustin Brown
Score	6–2, 6–4

Teymuraz Gabashvili was the defending champion; however, he chose not to play this year.
Florian Mayer defeated Dustin Brown 6–2, 6–4 in the final.

Seeds

Draw

Final four

	Semifinals							Final
		Julian Reister	4	6	1
		Florian Mayer	6	2	6
									Florian Mayer	6	6
								Q	Dustin Brown	2	4
	Q	Dustin Brown	7	6
		Dominik Meffert	66	3

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	M Berrer	4	6	610
		M Bachinger	6	4	7				M Bachinger	5	6	7
	Q	P Gojowczyk	6	6				Q	P Gojowczyk	7	4	64
		J Pospíšil	4	2												M Bachinger	5	5
		J Reister	4	7	6											J Reister	7	7
		T Kamke	6	63	1				J Reister	4	6	6
		L Gregorc	2	63				7	MÁ López Jaén	6	1	3
	7	MÁ López Jaén	6	7																			J Reister	4	6	1
	4	B Evans	6	6																			F Mayer	6	2	6
	WC	N Reissig	4	3				4	B Evans	63	6	3
	WC	R Berankis	6	6				WC	R Berankis	7	4	6
	Q	E Donskoy	4	4											WC	R Berankis	2	5
	LL	G Moraru	7	7												F Mayer	6	7
		S Bubka	63	67				LL	G Moraru	4	4
		F Mayer	6	6					F Mayer	6	6
	5	Y Schukin	1	1

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	JP Brzezicki	3	6	6
		M Fischer	6	1	0			6	JP Brzezicki	4	6	3
	Q	D Brown	7	64	6			Q	D Brown	6	2	6
		D Kindlmann	67	7	3										Q	D Brown	2	7	6
		N Desein	7	7												N Desein	6	67	3
	Q	A Chadaj	64	65					N Desein	6	7
		J Souza	3	5				3	A Delic	2	5
	3	A Delic	6	7																		Q	D Brown	7	6
	8	B Pašanski	7	6																			D Meffert	66	3
		M Lammer	5	0				8	B Pašanski	3	6	65
		D Meffert	6	3	6				D Meffert	6	3	7
		P Luczak	1	6	3											D Meffert	6	2	6
		A Flock	7	6											2	P Riba	2	6	4
	WC	D Schulz	5	1					A Flock	4	3
		J Sirianni	5	3				2	P Riba	6	6
	2	P Riba	7	6

References

• Main Draw
• Qualifying Draw