Doubles
2011 Knoxville Challenger
Champions	Steve Johnson Austin Krajicek
Runners-up	Adam Hubble Frederik Nielsen
Score	3–6, 6–4, [13–11]

Rik de Voest and Izak van der Merwe are the defending champions, but lost in the quarterfinals.
Steve Johnson and Austin Krajicek won the title, defeating Adam Hubble and Frederik Nielsen 3–6, 6–4, [13–11] in the final.

Seeds

Draw

Draw

	First round							Quarterfinals							Semifinals							Final
	1	M Emmrich A Siljeström	77	6
		U Ignatik D Matsukevich	64	3				1	M Emmrich A Siljeström	3	7	[9]
		A Hubble F Nielsen	7	7					A Hubble F Nielsen	6	5	[11]
	Q	D Britton D Kudla	5	5												A Hubble F Nielsen	6	6
	LL	R Borvanov N Roshan	5	3												C-p Hsieh H-h Lee	2	3
		P-L Duclos G Jones	7	6					P-L Duclos G Jones	4	6	[7]
		A Kuznetsov B Reynolds	5	3					C-p Hsieh H-h Lee	6	3	[10]
		C-p Hsieh H-h Lee	7	6																			A Hubble F Nielsen	6	4	[11]
	WC	S Johnson A Krajicek	6	6																		WC	S Johnson A Krajicek	3	6	[13]
	WC	Benjamin Rogers J-P Smith	3	4				WC	S Johnson A Krajicek	77	7
		N Monroe M Yani	5	4				3	R de Voest I van der Merwe	62	5
	3	R de Voest I van der Merwe	7	6											WC	S Johnson A Krajicek	6	6
		A Delić C Guccione	4	66											2	JP Fruttero R Klaasen	1	0
	WC	T Sandgren R Williams	6	78				WC	T Sandgren R Williams	5	4
		D Inglot J Levine	2	4				2	JP Fruttero R Klaasen	7	6
	2	JP Fruttero R Klaasen	6	6

References

• Main Draw
• Qualifying Draw