Singles
2009 BMW Ljubljana Open
Champion	Paolo Lorenzi
Runner-up	Grega Žemlja
Score	1–6, 7–6(4), 6–2

Ilija Bozoljac was the defending champion, but retired due to a right ankle injury in the second round, when he played with his compatriot Filip Krajinović.
Paolo Lorenzi defeated Grega Žemlja 1–6, 7–6(4), 6–2 in the final.

Seeds

Draw

Final four

	Semifinals							Final
	1	Paolo Lorenzi	6	6
	WC	Janez Semrajc	1	2
								1	Paolo Lorenzi	1	7	6
								8	Grega Žemlja	6	64	2
	3	Stéphane Robert	1	5
	8	Grega Žemlja	6	7

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	P Lorenzi	6	6
	WC	M Zakovšek	0	0				1	P Lorenzi	6	6
		B Balleret	6	6					B Balleret	3	1
	WC	R Bonin	4	2											1	P Lorenzi	6	4	6
	Q	J Eysseric	4	1												F Krajinović	0	6	2
		F Krajinović	6	6					F Krajinović	1
		A Veić	0	1				5	I Bozoljac	3	r
	5	I Bozoljac	6	6																		1	P Lorenzi	6	6
	4	B Kavčič	4	3																		WC	J Semrajc	1	2
		E Burzi	6	6					E Burzi	6	6
		D Brown	6	5	6				D Brown	0	4
		M Gawron	3	7	4											E Burzi	3	4
		I Belyaev	6	4	2										WC	J Semrajc	6	6
	Q	G Tošić	0	6	6			Q	G Tošić	61	7	3
	WC	J Semrajc	6	6				WC	J Semrajc	7	5	6
	6	I Dodig	3	1

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	T Tenconi	6	4	6
	SE	D Lojda	1	6	3			7	T Tenconi	62	6	4
		J-R Lisnard	0	0					S Vagnozzi	7	3	6
		S Vagnozzi	6	6												S Vagnozzi	0	2
		E Kirillov	6	2	6										3	S Robert	6	6
		D Pavlovs	4	6	4				E Kirillov	3	2
		M Elgin	2	1	r			3	S Robert	6	6
	3	S Robert	6	4																		3	S Robert	1	5
	8	G Žemlja	6	0																		8	G Žemlja	6	7
	WC	A Bedene	3	1	r			8	G Žemlja	6	6
	Q	Á Kellner	6	6				Q	Á Kellner	1	3
		R Eitzinger	4	1											8	G Žemlja	6	6
	Q	K Bardóczky	6	6											2	R Karanušić	1	4
		J Sirianni	2	0				Q	K Bardóczky	6	0	0
		A Arnaboldi	6	1	3			2	R Karanušić	1	6	6
	2	R Karanušić	3	6	6

References

• Main draw
• Qualifying draw