Singles
2011 Karshi Challenger
Champion	Denis Istomin
Runner-up	Blaž Kavčič
Score	6–3, 1–6, 6–1

Blaž Kavčič was the defending champion. He reached the final but Denis Istomin defeated him 6–3, 1–6, 6–1 and won the title.

Seeds

Draw

Finals

	Semifinals							Final
	1	Blaž Kavčič	6	5	6
	Q	Mikhail Ledovskikh	3	7	4
								1	Blaž Kavčič	3	6	1
								2/SE	Denis Istomin	6	1	6
	3	Konstantin Kravchuk	68	3
	2/SE	Denis Istomin	710	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	B Kavčič	6	7
		M Semjan	2	5				1	B Kavčič	6	6
		R Klaasen	4	65				WC	M Inoyatov	2	2
	WC	M Inoyatov	6	77											1	B Kavčič	6	4
		A Smirnov	6	1	64										7/WC	F Dustov	4	0r
		L Recouderc	2	6	77				L Recouderc	5	2
		V Vardhan	4	7	4			7/WC	F Dustov	7	6
	7/WC	F Dustov	6	5	6																	1	B Kavčič	6	5	6
	4	A Kudryavtsev	6	4																		Q	M Ledovskikh	3	7	4
		M Mečíř Jr.	4	0r				4	A Kudryavtsev	6	78
		R Albot	7	77					R Albot	0	66
		K Rastogi	5	63											4	A Kudryavtsev	3	4
	Q	M Ledovskikh	3	77	6										Q	M Ledovskikh	6	6
		Mikhail Vasiliev	6	65	2			Q	M Ledovskikh	62	6	6
	Q	S Ikramov	4	4				5	A Martin	77	1	3
	5	A Martin	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	8	I Klec	63	5
		D Molchanov	77	7					D Molchanov	6	3	6
	LL	Junn Mitsuhashi	3	1				WC	C Rungkat	1	6	4
	WC	C Rungkat	6	6												D Molchanov	6	4	1
	Q	G Melzer	3	4											3	K Kravchuk	4	6	6
		A Menéndez	6	6					A Menéndez	62	5
		T Chen	65	68				3	K Kravchuk	77	7
	3	K Kravchuk	77	78																		3	K Kravchuk	68	3
	6	T-h Yang	6	6																		2/SE	D Istomin	710	6
		J Minář	3	1				6	T-h Yang	2	2
		D Lajović	6	5					D Lajović	6	6
	WC	Nigmat Shofayziev	2	0r												D Lajović	3	0
		L Walter	6	1	2										2/SE	D Istomin	6	6
	Q	M Elgin	4	6	6			Q	M Elgin	3	1
		D Evans	1	0				2/SE	D Istomin	6	6
	2/SE	D Istomin	6	6

References

• Main draw
• Qualifying draw