| 2010 Knoxville Challenger | |
|---|---|
| Date | 8–14 November |
| Edition | 7th |
| Surface | Hard |
| Location | Knoxville, Tennessee, USA |
| Champions | |
| Singles | |
 Kei Nishikori | |
| Doubles | |
 Rik de Voest / Izak van der Merwe | |
The 2010 Knoxville Challenger was a professional tennis tournament played on outdoor hard courts. It was the seventh edition of the tournament which was part of the 2010 ATP Challenger Tour. It took place in Knoxville, Tennessee, United States between 8 and 14 November 2010.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 USA | Ryan Sweeting | 109 | 1 |
| USA | Donald Young | 125 | 2 |
| JPN | Kei Nishikori | 126 | 3 |
 AUS | Peter Luczak | 136 | 4 |
| AUS | Marinko Matosevic | 138 | 5 |
| USA | Robert Kendrick | 149 | 6 |
| AUS | Carsten Ball | 153 | 7 |
| USA | Tim Smyczek | 170 | 8 |
The following players received wildcards into the singles main draw:
Boris Čonkić Eric Quigley John-Patrick Smith Rhyne Williams The following players received entry from the qualifying draw:
Kei Nishikori def. Robert Kendrick, 6–1, 6–4
Rik de Voest / Izak van der Merwe def. Alex Bogomolov Jr. / Alex Kuznetsov, 6–1, 6–4
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