The 2011 Knoxville Challenger was a professional tennis tournament played on hard courts. It was the eighth edition of the tournament which is part of the 2011 ATP Challenger Tour. It took place in Knoxville, United States between 8 and 13 November 2011.
Singles main-draw entrants
Seeds
1 Rankings are as of October 31, 2011.
Other entrants
The following players received wildcards into the singles main draw: Denis Kudla Tennys Sandgren John-Patrick Smith Rhyne Williams
The following players received entry as an alternate into the singles main draw: Jamie Baker Pierre-Ludovic Duclos
The following players received entry as a special exempt into the singles main draw: Jesse Levine
The following players received entry from the qualifying draw: Brian Baker Mirza Bašić Steve Johnson Dimitar Kutrovsky
Champions
Singles
Jesse Levine def. Brian Baker, 6–2, 6–3
Doubles
Steve Johnson / Austin Krajicek def. Adam Hubble / Frederik Nielsen, 3–6, 6–4, [13–11]